List of Avengers Assemble episodes - wikipedia List of Avengers Assemble episodes Avengers Assemble is an animated television series based on the comic book super hero team known as the Avengers. It premiered on Disney XD on May 26, 2013. On June 1, 2015, the series was renewed for a third season titled Avengers : Ultron Revolution. It premiered on Disney XD on March 13, 2016. It has been renewed for a fourth season entitled Avengers : Secret Wars. The series was renewed for a fifth season entitled Avengers : Black Panther 's Quest. Contents 1 Series overview 2 Episodes 2.1 Season 1 ( 2013 -- 14 ) 2.2 Season 2 ( 2014 -- 15 ) 2.3 Season 3 : Ultron Revolution ( 2016 -- 17 ) 2.4 Season 4 : Secret Wars ( 2017 -- 18 ) 2.5 Season 5 : Black Panther Quest ( 2018 ) 3 References Series overview Season Episodes Originally aired First aired Last aired 26 May 26, 2013 ( 2013 - 05 - 26 ) May 25, 2014 ( 2014 - 05 - 25 ) 26 September 28, 2014 ( 2014 - 09 - 28 ) September 20, 2015 ( 2015 - 09 - 20 ) 26 March 13, 2016 ( 2016 - 03 - 13 ) January 28, 2017 ( 2017 - 01 - 28 ) 25 June 17, 2017 ( 2017 - 06 - 17 ) March 11, 2018 ( 2018 - 03 - 11 ) 5 TBA 2018 ( 2018 ) TBA Episodes Season 1 ( 2013 -- 14 ) No. overall No. in season Title Directed by Written by Original air date U.S. viewers ( millions ) `` The Avengers Protocol '' Eric Radomski Man of Action May 26, 2013 ( 2013 - 05 - 26 ) N / A Part 1 : After having been disbanded, the Avengers members Iron Man, Hulk, Thor, Hawkeye, and spy Black Widow reunite when the Red Skull ( who is dying from the imperfections of his Super Soldier Serum ) and MODOK kidnap Captain America during HYDRA 's attack on Liberty Island. With the aid of the new recruit Falcon, the heroes must come together once again to rescue Captain America before Red Skull can transfer his mind into Captain America 's body. The Avengers succeed, but watch in horror as Red Skull and MODOK steal Tony Stark 's armor with no mercy. Part 2 : The Avengers retreat back to Avengers Mansion to save Iron Man 's life after his armor was stolen by Red Skull at the last minute of a successful battle. MODOK uses his technology to mind - control the Avengers causing them to brutally attack each other. Meanwhile, Red Skull infiltrates the Avengers Mansion to carry out a devious plot that puts the entire city of Manhattan at risk. After Red Skull 's failed mission destroys Avengers Mansion which causes the Avengers to relocate to Stark Tower, he sends out invitation to multiple villains to join his Cabal. `` Ghost of a Chance '' Jeff Allen Man of Action & Paul Giacoppo July 7, 2013 ( 2013 - 07 - 07 ) N / A After the Avengers fall victim to the body - swapping Space Phantoms, Falcon stands alone to save his team and stop a full - scaled invasion of Planet Earth. `` The Serpent of Doom '' Tim Eldred Man of Action July 14, 2013 ( 2013 - 07 - 14 ) N / A Thor believes he must sacrifice himself to save the world from Doctor Doom when he summons the Midgard Serpent using a powerful Asgardian weapon stolen from Ulik. 5 5 `` Blood Feud '' Jeff Allen Man of Action, Kevin Burke & Chris `` Doc '' Wyatt July 21, 2013 ( 2013 - 07 - 21 ) N / A The Avengers face off against Dracula and his vampire army after Dracula partially converts Black Widow into a vampire. It 's a race against time to stop Black Widow from becoming a full vampiress. 6 6 `` Super-Adaptoid '' Tim Eldred Man of Action & Ed Valentine July 28, 2013 ( 2013 - 07 - 28 ) N / A The Avengers are out - gunned by the high - tech, power - mimicking Super-Adaptoid when it is created by Justin Hammer as a way to impress Red Skull enough to admit him into the Cabal. Captain America is the last man standing against the ultimate artificial intelligence. 7 7 `` Hyperion '' Jeff Allen Man of Action & Jacob Semahn August 4, 2013 ( 2013 - 08 - 04 ) N / A An all - powerful super-being named Hyperion arrives to save Earth after helping the Avengers stop some meteors. But when his methods to keep peace on Earth becomes too extreme after he nearly kills Wrecker, the Avengers must stand up to him to saving humanity from total domination. 8 8 `` Molecule Kid '' Tim Eldred Man of Action & Danielle Wolff August 11, 2013 ( 2013 - 08 - 11 ) N / A Hawkeye and Black Widow take on a covert S.H.I.E.L.D. mission to bringing in Molecule Man 's son Aaron, but Nick Fury wants the mission to be kept private from Iron Man. When he 's revealed to have a world - bending weapon that was wielded by Molecule Man, they realized keeping their mission a secret may be a fatal mistake when A.I.M. Agents, MODOK, and Super-Adaptoid target Molecule Man 's son so that the Red Skull can shape the world into his own vision. 9 9 `` Depth Charge '' Jeff Allen Man of Action & Jay Faerber September 15, 2013 ( 2013 - 09 - 15 ) 0.66 During a fight with a giant monster, Hulk discerns that something has caused it to run scared into Manhattan. An approaching tidal wave heralds that Attuma is trying to sink Manhattan with his army of Atlanteans. Hulk is forced to prove his strength or perish trying to prevent Manhattan from sinking. 10 10 `` The Doomstroyer '' Tim Eldred Man of Action & Paul Giacoppo September 22, 2013 ( 2013 - 09 - 22 ) 0.70 While in Asgard 's Realm Below, Doctor Doom takes command of the Destroyer armor. Thor has to convince the team to trust the one person who may be able to stop him. That person turns out to be Loki. 11 11 `` Hulked Out Heroes '' Jeff Allen Man of Action & Jacob Semahn September 29, 2013 ( 2013 - 09 - 29 ) 0.74 The Avengers team learns what it 's like to walk a mile in Hulk 's shoes when an unstable gamma energy virus released by Red Skull and the Blood Brothers turns them into raging monsters. The unlikely duo of Hulk and Black Widow is the last line of defenses between the city and the Hulk - Vengers before the virus causes them to detonate. 12 12 `` Avengers : Impossible ! '' Tim Eldred Man of Action & Jacob Semahn October 20, 2013 ( 2013 - 10 - 20 ) 0.47 The Avengers ' world is turned upside down when the shaped - shifting mischief - maker Impossible Man makes Falcon the star of his own action movie following their fight with the Wrecking Crew members Wrecker, Bulldozer, Piledriver, and Thunderball. Impossible Man even does various things to improve the movie. Things get worse when a Chitauri scouting party arrive which has been pursuing Impossible Man. 13 13 `` In Deep '' Jeff Allen Man of Action, Kevin Burke & Chris `` Doc '' Wyatt November 17, 2013 ( 2013 - 11 - 17 ) 0.43 Iron Man and Captain America disguise themselves as Grim Reaper and Crossbones ( whom the Avengers previously captured ) to infiltrate Red Skull 's Cabal. When their disagreements over strategy causes their cover to be blown, they 're forced to taking on the entire Cabal alone. 14 14 `` Hulk 's Day Out '' Tim Eldred Man of Action & Jay Faerber November 24, 2013 ( 2013 - 11 - 24 ) 0.46 When Hulk crash - lands on Earth with amnesia, Captain America, Hawkeye and Falcon reconstruct a day - in - the - life of Hulk to find out what world - ending threat could have knocked out `` The Strongest One There Is ''. They encounter Thing, Spider - Man, and Glorian along the way. Meanwhile, Iron Man tries to figure out what is behind the storm system that is affecting Earth and its connection with the Moon when the Avengers Team find the Badoon - Cylek causing havoc on the Moon. 15 15 `` Planet Doom '' Jeff Allen Man of Action & Paul Giacoppo December 8, 2013 ( 2013 - 12 - 08 ) 0.49 After a brief argument with his father Odin over his obsession of Midgard, Thor briefly returns to Asgard. He returns to Earth after Heimdall reports that Midgard has disappeared from his vision. Thor finds the entire planet under the rule of Doctor Doom who has changed the past drastically to ensure that the Avengers team never formed where he healed Tony Stark, made a special suit to keep Bruce Banner safe from gamma radiation upon saving him, and never thawed out Captain America. Thor must team up with this timeline 's Defenders to defeat Doctor Doom and undo the time change that Doctor Doom committed. 16 16 `` Bring on the Bad Guys '' Tim Eldred Man of Action & Eugene Son February 16, 2014 ( 2014 - 02 - 16 ) 0.53 While meeting with Attuma, Dracula, and MODOK, Red Skull decide that the Cabal needs to be more cooperative if they are going to be defeat the Avengers team. The Avengers starts to see how tough the Cabal really is and how much strength they 'll need to take it down once and for all. 17 17 `` Savages '' Jeff Allen Man of Action & Danielle Wolff March 2, 2014 ( 2014 - 03 - 02 ) 0.54 When Iron Man becomes too reliant on his own tech, Captain America challenges him to go without it for one full day. The challenge is accepted but made far more complicated when Stark takes them to the Savage Land. They discover Justin Hammer in his latest `` get into the Cabal '' scheme that involves mining the Savage Land for a massive Vibranium deposit. Stark must motivate a local pacifist Rock Tribe to take action. 18 18 `` Mojo World '' Tim Eldred Man of Action & Jacob Semahn March 9, 2014 ( 2014 - 03 - 09 ) 0.51 Hulk and Hawkeye suddenly find themselves stuck in a death match at the hands of the intergalactic broadcasting master Mojo and gain an unlikely ally in the robot Torgo. 19 19 `` The Ambassador '' Jeff Allen Man of Action, Kevin Burke & Chris `` Doc '' Wyatt March 16, 2014 ( 2014 - 03 - 16 ) 0.57 The Avengers team puts their lives at risk to protect Doctor Doom ( at the time when he is speaking at the United Nations ) from the Cabal ( due to Doctor Doom not taking Red Skull 's offer to join them ). 20 20 `` All - Father 's Day '' Tim Eldred Man of Action & Jacob Semahn March 23, 2014 ( 2014 - 03 - 23 ) 0.58 Odin comes to Avengers Tower demanding that Thor ceases his `` fun '' on Midgard and return to Asgard. Thor promises that if he ca n't prove the good he does on Earth, he 'll return home forever. Of course this proves to be a problem when Mangog arrives on Earth to get revenge on Odin. 21 21 `` By the Numbers '' Jeff Allen Man of Action & Justin Peniston March 30, 2014 ( 2014 - 03 - 30 ) 0.60 The Avengers and the Cabal have a huge confrontation that leaves the team forever changed. Iron Man also learns that `` the stats '' ca n't be trusted every time as there 's no substitutes for human intuition. This even proves a point to Iron Man when the Avengers and the Cabal target the Tesseract. 22 22 `` Guardians and Space Knights '' Tim Eldred Man of Action & Paul Giacoppo April 6, 2014 ( 2014 - 04 - 06 ) 0.52 When Galactus attacks Earth in order to consume it, Iron Man is able to lead him to another planet. The Avengers tracks Iron Man 's location to a distant planet where they discover that it is populated by the D'Bari and under the protection of the Guardians of the Galaxy. As the D'Bari are being evacuated as part of the Galactus Contingency Plan, the Avengers team and the Guardians of the Galaxy work to stop Galactus while wondering why Iron Man led Galactus to the D'Bari's planet. 23 23 `` One Little Thing '' Jeff Allen Man of Action & Jacob Semahn April 13, 2014 ( 2014 - 04 - 13 ) 0.66 While Iron Man and Ant - Man are trying to stabilize Pym Particles that can shrink or grow matter, Falcon gives them terrible news that his mom Darlene is coming to visit and she has no idea he 's an Avenger. While Iron Man and Ant - Man work to round up the Pym Particles, the others have to help Falcon convince his mom that he 's still a S.H.I.E.L.D. liaison to the Avengers. Note : This episode inspires the Raid commercials. 24 24 `` Crime and Circuses '' Tim Eldred Man of Action & Danielle Wolff May 11, 2014 ( 2014 - 05 - 11 ) 0.66 When the Circus of Crime ( consisting of Ringmaster, Strongman, Great Gambonnos, Human Cannonball, and Trick Shot ) rolls in to town, Hawkeye 's dark past begins to surface and puts the Avengers in danger. When Ringmaster mind - controls the other Avengers except Falcon, Hawkeye learns that being honest to his teammates is more important than trying to hide his mistakes from his past. In order to combat the Circus of Crime, Hawkeye enlists a former member named Princess Python. 25 25 `` Exodus '' Jeff Allen Man of Action & Jacob Semahn May 18, 2014 ( 2014 - 05 - 18 ) N / A Iron Man 's confidence is shaken after he inadvertently puts Falcon in harm 's way. When the Cabal pulls the trigger on its final plans, Iron Man has to put aside his personal dilemmas and become the leader he was born to be. 26 26 `` The Final Showdown '' Tim Eldred Man of Action & Paul Giacoppo May 25, 2014 ( 2014 - 05 - 25 ) N / A With the Tesseract now in the hands of the Cosmic Skull, the world is in catastrophic peril. Iron Man realizes teaming up with the rest of the Cabal might be their only chance for a victory. Season 2 ( 2014 -- 15 ) On July 26, 2014, the series was renewed for a second season ; The first half of the second season deals with the team facing Thanos, as he competes with them to obtain the Infinity Stones, followed by a five - episode arc detailing the return of Ultron, who plans to exterminate the human race. The rest of the season details the arrival of the Squadron Supreme and their confrontation with the Avengers. The last two episodes detail the escape of Thanos by the Black Order and their attack on Earth. No. overall No. in season Title Directed by Written by Original air date U.S. viewers ( millions ) 27 `` The Arsenal '' Tim Eldred Kevin Burke & Chris `` Doc '' Wyatt September 28, 2014 ( 2014 - 09 - 28 ) N / A When Red Skull comes crashing down to Earth with a fleet of alien ships chasing him, the Avengers learn there 's a villain in their midst a thousand times more dangerous than the Cabal ever was by the name of Thanos. Upon finding the Power Infinity Gem in Red Skull 's possession, the Avengers team is led to a gamma - high city to look for something called Arsenal. 28 `` Thanos Rising '' Phil Pignotti Kevin Burke & Chris `` Doc '' Wyatt October 5, 2014 ( 2014 - 10 - 05 ) N / A With the help of Arsenal, the Avengers must stop Thanos from gaining the Infinity Gems ( an energy source so powerful that it could cause mass destruction ). Their fight takes them to the Blue Area of the Moon where Uatu the Watcher allows the Avengers to using his base to find out what they need to know about Thanos. 29 `` Valhalla Can Wait '' Tim Eldred Jacob Semahn October 12, 2014 ( 2014 - 10 - 12 ) N / A Thanks to the tricks of Loki, Hulk and Thor are tricked into a battle and transported to Valhalla to find out who is the strongest once and for all. But under Hela 's rule, only the loser of their contest may return to Planet Earth while the winner will become her consort and champion. While this is happening, Loki uses Hela 's horn to unleash an army of skeletons to invade Earth. 30 `` Ghosts of the Past '' Phil Pignotti Todd Casey October 26, 2014 ( 2014 - 10 - 26 ) N / A Red Skull has information that could help the Avengers save the world from Thanos, but an intruder kidnaps Red Skull before they can retrieve it. Captain America discovers that the trespasser is none other than his old partner Bucky Barnes ( now the Winter Soldier ) who is back seeking revenge on Red Skull. 31 5 `` Beneath the Surface '' Tim Eldred Paul Giacoppo November 2, 2014 ( 2014 - 11 - 02 ) N / A When Hawkeye and Black Widow stumble upon the Serpent Crown, they must work together with the Atlanteans led by Attuma 's former adviser Lady Zartra to stop Attuma 's battalion from destroying Atlantis and controlling the Atlantean beast Giganto. 32 6 `` Nighthawk '' Phil Pignotti Todd Casey November 9, 2014 ( 2014 - 11 - 09 ) N / A When a mysterious new villain named Nighthawk uses the individualized counter measures Falcon created when he was at S.H.I.E.L.D. to take out the Avengers one by one, Falcon must figure out a way to save his team and even learns how he is connected to Hyperion. 33 7 `` The Age of Tony Stark '' Tim Eldred Kevin Burke & Chris `` Doc '' Wyatt November 16, 2014 ( 2014 - 11 - 16 ) N / A When the Time Infinity Gem becomes attached to Tony Stark 's arc reactor, it causes him to begin de-aging and brings dangers from other eras ( like dinosaurs, futuristic robots and lost HYDRA squadrons ) into present - day New York City. Things get worse when Red Skull is freed during the crisis and restored to his sanity. 34 8 `` Head to Head '' Phil Pignotti Michael Ryan January 25, 2015 ( 2015 - 01 - 25 ) 0.57 After stopping A.I.M. from launching a missile, Iron Man thinks that the Avengers are almost perfect. When MODOK uses the Mind Infinity Gem to take control of S.H.I.E.L.D., the Avengers must work in each other 's bodies when their minds are switched in order to defeat MODOK and claim the Mind Infinity Gem. Now its up to Hawkeye ( in Thor 's body ) to convince Iron Man ( in Hawkeye 's body ) that they have to become more than perfect. 35 9 `` The Dark Avengers '' Tim Eldred Len Wein February 1, 2015 ( 2015 - 02 - 01 ) N / A In a flipped reality where superheroes are supervillains and vice versa, Iron Man gets a strange vision after battling the Squadron Supreme ( consisting of Nighthawk, Hyperion, Power Princess, Doctor Spectrum, and Speed Demon ). He and the `` evil '' versions of the other Avengers discover that the Squadron Supreme have the Reality Infinity Gem, and have used it to change the world in their image. 36 10 `` Back to the Learning Hall '' Phil Pignotti Jacob Semahn February 8, 2015 ( 2015 - 02 - 08 ) N / A Thor is called into returning to Asgard as a guest to Asgard 's Hall of Learning for the Learning Games as Hulk and Hawkeye follow him. The visions of Loki lure Thor, Hulk and Hawkeye into the chambers of the Learning Games where failure is a one - way portal to Valhalla. Meanwhile, earthquakes occur on Earth as the result of Earth and Asgard being pulled towards each other by the Space Infinity Gem which is in Loki 's possession. 37 11 `` Downgraded '' Tim Eldred Danielle Wolff February 15, 2015 ( 2015 - 02 - 15 ) N / A After the Avengers stop the Wrecking Crew from using weaponry from an abandoned A.I.M. warehouse, Falcon shows Hawkeye his upgraded weaponry for the group where an Asgard rune transports them to Vanaheim. Once there, a Shadow Nyx drained the electricity from it and they are saved by Freya. Falcon must prove to himself and a skeptical Hawkeye that he 's still a hero when preventing the Shadow Nyx from overtaking Vanaheim and restarting the great light that kept them at bay. As a result of Hawkeye and Falcon being transported to Vanaheim, two Shadow Nyx have appeared in Manhattan and the rest of the Avengers must keep them from draining Earth 's energies. 38 12 `` Widow 's Run '' Phil Pignotti Eugene Son February 22, 2015 ( 2015 - 02 - 22 ) 0.82 Black Widow and Thor work to carry out Black Widow 's plan to rid the Earth of the Infinity Gems upon Black Widow having a vision of Tony Stark using the Infinity Gems to become Emperor Stark and to dispose of them before Thanos returns to Earth. After an attempt to hide them in Asgard fails due to Black Widow 's vision of Heimdall ruling Asgard, Black Widow and Thor are attacked by the Guardians of the Galaxy until the Avengers come to their aid. Afterwards, the Avengers are warned by Doctor Strange about the effects that the Infinity Gems are having on reality as Dormammu emerges from the portal. Seeing the fall of the Avengers, Black Widow uses the power of the stones. She manages to save them but the gems end up corrupting her. With the help of the team, she gives up the gems. Before they can take them to a safe location, Thanos returns and takes control of them. The Avengers are left behind to see the end of the universe. 39 13 `` Thanos Triumphant '' Tim Eldred Kevin Burke & Chris `` Doc '' Wyatt March 1, 2015 ( 2015 - 03 - 01 ) 0.83 With the power and might of all five Infinity Stones finally in his gauntlet, Thanos plans to wield his power over the Universe while the Avengers make a desperate attempt to stop him. The team is able to rebuild Arsenal and defeat Thanos. Unfortunately, Arsenal gets possessed by the cruel mechanical maniac Ultron who uses Arsenal 's absorbing powers to take the power of the Infinity Gauntlet for himself. 40 14 `` Crack in the System '' Phil Pignotti Danielle Wolff April 12, 2015 ( 2015 - 04 - 12 ) N / A With the body of Arsenal and the power of the Infinity Gauntlet in his possession, Ultron begins his murderous campaign against humanity by taking control of technology from Hammer Industries and A.I.M. In order to free Arsenal from Ultron 's control, Iron Man works on a destroyer malware in order to deactivate Ultron. Iron Man finds out Ultron is at A.I.M base using his Ultron detector, which he does not share with his team. Later he claims he was suspicious and hence he did not share the details. During fight with Ultron, Tony is able to inject Ultron with Destroyer Malware with help of his team mates. Anyhow, he destroys only 95 % of Ultron, being emotional about Arsenal and Ultron is able to reboot and defeat Tony. This angers Captain America as Tony did not destroy Ultron as discussed earlier by the team and risked many lives on Earth for his personal emotions on Arsenal. At the end, Captain America leaves the Avengers after an argument with Tony. 41 15 `` Avengers Disassembled '' Tim Eldred Jacob Semahn April 19, 2015 ( 2015 - 04 - 19 ) N / A After Captain America leaves the Avengers following Iron Man withholding recent information about Ultron, Roxxon is attacked by a rebuilt Super-Adaptoid who is being controlled by Ultron. The Avengers and Spider - Man fight Super-Adaptoid until Captain America arrives where Ultron takes control of the S.H.I.E.L.D. drop team that is made up of Life Model Decoys. Afterwards, Ultron takes control of Avengers Tower and Iron Man 's Hall of Armors. When Ultron takes control over Stark 's satellites to launch missiles, Iron Man destroys Avengers Tower and his tech to avoid it. After Spider - Man leaves upon being unable to convince Captain America and Iron Man to not argue, the Avengers are divided into two teams : one led by Tony having Hawkeye and Thor on his side and other led by Captain America having Black Widow, Hulk and Falcon his side. At the end of episode, it is seen that Ultron 's first mission of disassembling the Avengers is done successfully. 42 16 `` Small Time Heroes '' Phil Pignotti Kevin Burke & Chris `` Doc '' Wyatt April 26, 2015 ( 2015 - 04 - 26 ) N / A Following the destruction of Avengers Tower, the Avengers are divided into two different teams where Iron Man, Hawkeye and Thor have barely defeated Absorbing Man and Titania. Ant - Man helps Tony Stark repair his Iron Man armor and even helps his part of the Avengers when A.I.M. Agents steal the Pym Particles so that MODOK can use its powers to evade having his cybernetics taken over by Ultron. 43 17 `` Secret Avengers '' Tim Eldred Paul Giacoppo May 10, 2015 ( 2015 - 05 - 10 ) N / A Captain America, Black Widow, Hulk, and Falcon ( as Secret Avengers ) discover that working for S.H.I.E.L.D. is n't everything they hoped for when they 're expected to unquestionably follow orders in a dangerous situation involving Crimson Dynamo and the Winter Guard when Crimson Dynamo gets the key to a power source that is something the Avengers least suspect. 44 18 `` The Ultron Outbreak '' Phil Pignotti Kevin Burke & Chris `` Doc '' Wyatt April 28, 2015 ( 2015 - 04 - 28 ) N / A The Avengers reunite when Captain America and Iron Man learn to appreciate their differences while trying to save the world from ultimate destruction at the hands of Ultron who uses a special nano - virus to turn Falcon into a carrier to convert all humans into Ultron Sentinels. As Ant - Man works on a cure for the nano - virus after Falcon is detained, Captain America and Iron Man go after Ultron while the others attempts to slow down the infection. In the end before Ant - Man 's cure gives Falcon enough freewill to install a program to restore all converted humans, Iron Man manages to trick Ultron into the following him into the Astro Carrier while setting its course for the sun. Though Ultron attempts to escape the suicidal death trap while converting Iron Man, Arsenal overrides Ultron long enough to blast off to the sun while Iron Man is retrieved by Thor. With the Avengers reunited, Captain America and Iron Man invite Ant - Man to their team. 45 19 `` The New Guy '' Tim Eldred Charlotte Fullerton & Kevin Rubio May 17, 2015 ( 2015 - 05 - 17 ) N / A Since joining the Avengers following the defeat of Ultron, Ant - Man ( revealed to be Scott Lang ) has helped them by taking out Fin Fang Foom. Under Captain America 's suggestion, Hawkeye puts Ant - Man through an Avengers training course on Monster Isle to determine if he is cut out to be a member of the Avengers. Captain America, Hawkeye and Ant - Man are unaware that Red Skull and a small army of Mindless Ones are nearby planning to cloak himself from Thanos using Dormammu 's powers. 46 20 `` Terminal Velocity '' Phil Pignotti Jacob Semahn July 5, 2015 ( 2015 - 07 - 05 ) 0.38 The Squadron Supreme 's fastest member Speed Demon is on the loose and wreaking havoc throughout Avengers Tower. Hulk must save the day by fighting the high velocity villain. Meanwhile, the other Avengers face off against Hyperion. 47 21 `` Spectrums '' Tim Eldred Danielle Wolff July 12, 2015 ( 2015 - 07 - 12 ) 0.34 Ant - Man begins to atone by bringing his former allies to justice where he starts with reclaiming his technology from Whirlwind. His quest for redemption leads the team to an epic battle with Doctor Spectrum ( who was one of the people Ant - Man sold his technology to ) as he is assisted in battle by Captain America, Iron Man, and Thor. During the battle, Spectrum uses his powers to manifest nightmarish versions of Ultron, Loki and Winter Soldier to attack Iron Man, Thor, and Captain America. Meanwhile, the others enter Hyperion 's sunken citadel to see what the Squadron Supreme are planning and they learn a shocking secret about Doctor Spectrum 's Power Prism : the Prism happens to be not only a power source and weapon, but also a living entity with full control over its host. 48 22 `` Midgard Crisis '' Phil Pignotti Paul Giacoppo July 19, 2015 ( 2015 - 07 - 19 ) 0.52 Thor is convinced that Zarda wants to defect from Squadron Supreme, but Hulk knows better and must protect Thor from Zarda 's duplicitous ways. 49 23 `` Avengers ' Last Stand '' Tim Eldred Eugene Son July 26, 2015 ( 2015 - 07 - 26 ) N / A Falcon tries to prove he can be a leader when the Squadron Supreme enacts their end game and kidnaps Captain America and Iron Man. Things become even more difficult when the Avengers discover the Squadron Supreme 's last few plots were all part of an even bigger plan to revive their previously unknown sixth member named Nuke. 50 24 `` Avengers Underground '' Phil Pignotti Danielle Wolff August 2, 2015 ( 2015 - 08 - 02 ) 0.58 The Squadron Supreme has taken over Earth where they managed to thwart the Atlanteans on Attuma 's side, shackle Red Hulk, trap Doctor Strange in a special trap, and keep Spider - Man occupied with one of their robots. Unbeknownst to the Squadron Supreme and the rest of the world, the Avengers are in hiding and working on a plan to save the planet and stop the Squadron Supreme once and for all. The Avengers pull a surprise attack on the Squadron Supreme that not even Nighthawk is prepared for. In desperation as part of his contingency plan, Nighthawk has Hyperion absorb Nuke 's powers and orders him to destroy the planet by blowing up its core. 51 25 `` New Frontiers '' Tim Eldred Kevin Burke & Chris `` Doc '' Wyatt September 13, 2015 ( 2015 - 09 - 13 ) 0.47 The Black Order ( consisting of Corvus Glaive, Proxima Midnight, Ebony Maw, Black Dwarf, and Supergiant ) has infiltrated a special prison where they end up taking out its defenses and freeing their master Thanos. When the Korbinite Jeter Kan Too of New Korbin begs the Avengers to save them from mysterious invaders, the team discovers that Thanos and his Black Order are plundering New Korbin. Meanwhile, Tony seeks new challenges for the team. 52 26 `` Avengers World '' Phil Pignotti Kevin Burke & Chris `` Doc '' Wyatt September 20, 2015 ( 2015 - 09 - 20 ) 0.52 When Thanos and the Black Order attack Earth, they finally plan to take over the planet by destroying the Avengers. The Avengers discovers they are more than eight heroes... The Avengers are an ideal. Season 3 : Ultron Revolution ( 2016 -- 17 ) Ultron returns after his apparent demise and seeks revenge on the Avengers. The Avengers must defeat him as well as new threats like Baron Zemo 's Masters of Evil and Kang the Conqueror. Vision, Black Panther, Captain Marvel, and Ms. Marvel will also be appearing this season. The storyline is expected to set up an adaptation of Civil War. Season three premiered on Disney XD on March 13, 2016. No. overall No. in season Title Directed by Written by Original air date Prod. code U.S. viewers ( millions ) 53 `` Adapting to Change '' Phil Pignotti Eugene Son March 13, 2016 ( 2016 - 03 - 13 ) 301 0.39 Following a fight with the Masters of Evil members Beetle, Goliath, and Screaming Mimi, the Avengers learn what it is like to work as a team again as they battle new and improved Adaptoids that were developed by A.I.M. 's Scientist Supreme. The Adaptoids were developed through a combination of the Super-Adaptoid technology and some unknown space metal. 54 `` The Ultimates '' Tim Eldred Danielle Wolff March 20, 2016 ( 2016 - 03 - 20 ) 302 0.41 After absorbing the remnants of the space metal used for the Scientist Supreme 's Adaptoids, Ultron is back and plans to replace humanity with robots starting with robot duplicates of the Avengers known as Ultimates. Now the Avengers must work in a way that they can defeat the Ultimates while fending off Ultron. 55 `` Saving Captain Rogers '' Phil Pignotti Mairghread Scott March 27, 2016 ( 2016 - 03 - 27 ) 303 0.40 Iron Man and Black Widow head out to find Captain America when he goes missing from Avengers Tower. In Europe, Captain America battles to rescue Bucky who has been captured by Baron Heinrich Zemo. What is really happening is that Captain America has been hypnotized by Baron Helmut Zemo into finding his father 's laboratory so that he can find the two super-soldier serums that he perfected. 56 `` Under Siege '' Tim Eldred Matt Wayne April 3, 2016 ( 2016 - 04 - 03 ) 304 0.38 While the Avengers are investigating one of Baron Helmut Zemo 's possible hideout somewhere in South America, Hawkeye is left to defend Avengers Tower from Baron Helmut Zemo who has taken the Masters of Evil members Beetle, Fixer, Goliath, Moonstone, and Screaming Mimi under his leadership. 57 5 `` The Thunderbolts '' Phil Pignotti Mark Hoffmeier April 10, 2016 ( 2016 - 04 - 10 ) 305 0.46 The Avengers fight to stop Justin Hammer 's new weapons factories, but are both helped and hindered by a mysterious new team of heroes known as the Thunderbolts ever since they helped to stop the stimuloid Growing Man. 58 6 `` Thunderbolts Revealed '' Tim Eldred Kevin Shinick April 17, 2016 ( 2016 - 04 - 17 ) 306 0.47 Still suspicious about the Thunderbolts following a fight with Ulysses Klaue, Hawkeye spies on them and discovers that they are actually Baron Helmut Zemo and the Masters of Evil, using an Inversion Stabilizer they stole from Stark Industries to disguise themselves in a plot to outshine the Avengers. When Hawkeye tells the other Avengers about this, the rest of the Thunderbolts must decide on whether they should continue to work with Zemo or help the Avengers stop him. 59 7 `` Into The Dark Dimension '' Phil Pignotti Danielle Wolff April 24, 2016 ( 2016 - 04 - 24 ) 307 0.48 On Halloween, Doctor Strange comes to Iron Man, Hulk, and Thor for help when Mindless Ones and winged demons from the Dark Dimension appear on Earth. When Dormammu briefly appears near Stark Industries ' Arc Reactor, he manages to steal the Eye of Agamotto from Doctor Strange. Now Iron Man and Doctor Strange must put aside their differences in science and magic in order to reclaim the Eye of Agamotto and defeat Dormammu before he makes plans to conquer Earth and other dimensions. Note : This episode was originally set to air in October, but it was pushed back for unknown reasons. 60 8 `` Dehulked '' Tim Eldred Paul Giacoppo May 1, 2016 ( 2016 - 05 - 01 ) 308 0.45 Bruce Banner 's old lab assistant Igor Drenkov leads his group called the SteelCorps in a fight against the Avengers at Stark Industries and uses a gamma energy - stealing weapon on Hulk. Now depowered, Bruce has to show the other Avengers he is still their teammate as Drenkov plans to use the stolen gamma energies to become the hero he wanted to be. 61 9 `` Inhumans Among Us '' Phil Pignotti Paul Dini July 24, 2016 ( 2016 - 07 - 24 ) 309 0.41 When the townspeople of Maple Falls are frightened by the sudden appearance of Alpha Primitives from a crashed ship, the Avengers attempt to help them but put themselves into conflict with the Inhumans Black Bolt, Medusa, Gorgon, Karnak, Lockjaw, and Seeker. While Hulk and Lockjaw work to get the Terrigen Crystal for a device that will help dispose of the Terrigen Mist that drove the Alpha Primitives crazy, the Avengers and Inhumans must work together to deal with the recently - emerged Inhuman Inferno. Note : During the fight between the Inhumans and the Avengers, there is a police officer that bears a conspicuous resemblance to Barney Fife from The Andy Griffith Show. Crystal is absent. 62 10 `` The Inhuman Condition '' Tim Eldred Tom Pugsley July 31, 2016 ( 2016 - 07 - 31 ) 310 0.35 Lockjaw brings the Avengers to Attilan when most of the Inhuman Royal Family has been captured. The Avengers and Black Bolt discover that Ultron is behind the capture of the Inhumans. After phase - shifting Seeker, Ultron begins his next plot to eliminate humankind where he ends up using Black Bolt as a power source. Now the Avengers must free the Inhumans and stop Ultron before he uses his dangerous weapon onto the Earth. 63 11 `` The Kids Are Alright '' Phil Pignotti Eugene Son August 7, 2016 ( 2016 - 08 - 07 ) 311 0.48 Captain America and Iron Man join forces with Inferno and a new Inhuman named Ms. Marvel when they fight a stray Ultron robot. While giving Inferno and Ms. Marvel a tour of Avengers Tower, they end up dealing with Iron Man 's old enemy Ghost whose awakened Inhuman abilities have enhanced his phasing abilities as he plans to steal Friday while disabling each of the Avengers one by one. 64 12 `` The Conqueror '' Tim Eldred Stan Berkowitz August 14, 2016 ( 2016 - 08 - 14 ) 312 0.43 The Avengers try to stop A.I.M. from stealing high - tech weapons from the future ever since it was discovered that they upgraded the gear of Whiplash and Spymaster. Their fight with A.I.M. attracts the attention of the 30th - century warlord Kang the Conqueror since it was his technology that A.I.M. used as he takes control of the A.I.M. Agents present. 65 13 `` Into the Future '' Phil Pignotti Danielle Wolff August 21, 2016 ( 2016 - 08 - 21 ) 313 N / A With the exception of Thor, the Avengers become trapped in the 30th century which Kang the Conqueror rules over. With the help of an elderly Thor, a future version of Black Widow named Layla, and the local rebels, the Avengers try to beat the future robots of Kang the Conqueror. 66 14 `` Seeing Double '' Tim Eldred Jacob Semahn August 28, 2016 ( 2016 - 08 - 28 ) 314 N / A After Hulk and Black Widow defeat Abomination, Hulk is ambushed by HYDRA Agents and regressed to Bruce Banner enough to be captured. Upon alerting Captain America and Iron Man upon trailing the HYDRA Agents to Siberia, Black Widow discovers that Baron Strucker has reactivated the Red Room program where she meets his student Yelena Belova. Black Widow also discovers that Baron Strucker is using the Winter Soldier program to turn Hulk into the Winter Hulk. 67 15 `` A Friend in Need '' Phil Pignotti Mark Banker September 11, 2016 ( 2016 - 09 - 11 ) 315 N / A Vision assists the Avengers in their fight against Cobalt Man. Afterwards, Vision takes friendship lessons from Thor who takes him to Asgard to show how his friends helped him in defeating Ulik, Harokin, Fenris Wolf, Fafnir, and Loki. After Ulik briefly breaks out, Vision ends up taken over by Ultron until Vision fights his control enough for Ultron to take control of the Destroyer Armor. When Ultron in the Destroyer Armor arrives on Earth, Vision must help the Avengers defeat Ultron. 68 16 `` Captain Marvel '' Tim Eldred Rick Williams & Jenna McGrath September 18, 2016 ( 2016 - 09 - 18 ) 316 N / A Captain America, Thor, and Falcon join Captain Marvel when it comes to a group of Kree soldiers led by Galen - Kor who are planning to give the recently - emerged Inhumans to the Kree Empire and even plan to give them Captain Marvel as a bonus. Outside of the Avengers having to thwart Galen - Kor 's plot, they also have to prevent the Kree from using a missile that would emit a dangerous gas on Earth that has no effect on the Kree. 69 17 `` Panther 's Rage '' Micah Gunnell Eugene Son September 25, 2016 ( 2016 - 09 - 25 ) 317 0.37 As T'Challa speaks before an assembly, Captain America protects the assembly from Crossbones who has been hired to assassinate T'Challa. After helping Captain America take out Crossbones, T'Challa makes off with Captain America 's shield claiming it was stolen property. In an attempt to get it back, Captain America leads Iron Man, Thor, and Hawkeye to Wakanda to confront Black Panther who claims that Howard Stark stole the Vibranium to make Captain America 's shield. When a reassembled Ulysses Klaue targets the Vibranium, Black Panther must put his differences aside in order for he and Dora Milaje member Aneka to help the Avengers fight Ulysses Klaue. 70 18 `` Ant - Man Makes It Big '' Tim Eldred Dani Michaeli October 2, 2016 ( 2016 - 10 - 02 ) 318 N / A On the set of a superhero motion picture called `` Human Ant and the Revengers, '' Hawkeye and Black Widow team up with Ant - Man to stop the disgruntled prop master Egghead from destroying Los Angeles with living robots, sentient Lava Men suits, and autopilot egg exo - suits. Meanwhile, Thor takes actor Tad McDodd who is portraying Viking King around to see what it was like to be Thor. 71 19 `` The House of Zemo '' Michah Gunnell Paul Giacoppo October 9, 2016 ( 2016 - 10 - 09 ) 319 0.42 While trying to recall the images of his father for his painting, Captain America is tipped off about suspicious activities at the docks. Once there, Captain America discovers that Baron Helmut Zemo has returned and has used Kang the Conqueror 's technology to bring his father Baron Heinrich Zemo from 1943 to the present in order to restore the honor of the House of Zemo. During the battle between the Avengers and the Zemos, Hawkeye, Black Widow, and Falcon are sent to 1943 where they work with a younger Steve Rogers to make an antennae that would signal the time machine. At the same time, the others battle the great - great - grandson of Baron Heinrich Zemo who has been brought from the year 2099 when Helmut started to become a disappointment. 72 20 `` U-Foes '' Tim Eldred Mairghread Scott November 6, 2016 ( 2016 - 11 - 06 ) 320 N / A The President has signed the New Powers Act in response to the Terrigen Fog creating new Inhumans and Truman Marsh is assigned to be the Avengers ' liaison to the government. Meanwhile, scientists backed by HYDRA enter a gamma storm with a stolen spaceship and are transformed into the U-Foes where they plan to take over HYDRA when Baron Strucker has n't returned. 73 21 `` Building the Perfect Weapon '' Micah Gunnell Stan Berkowitz November 13, 2016 ( 2016 - 11 - 13 ) 321 N / A Following Truman Marsh replacing Hulk with Red Hulk, the Avengers fight off an invasion of Rock Trolls. Afterwards, the Avengers must stop Leader from building and unleashing his secret weapon with stolen A.I.M. technology even when he uses Ultimo on them. Meanwhile, Hulk had been placed in an obedience collar and wanders around while figuring out what to do next. 74 22 `` World War Hulk '' Tim Eldred Jacob Semahn November 20, 2016 ( 2016 - 11 - 20 ) 322 N / A Now that Leader has used his particle - accelerating gamma bomb to turn Red Hulk into `` his ultimate weapon, '' the Avengers must stop Red Hulk from going on a rampage after Leader loses control of him. First, they have to find Hulk who ends up being advised on what to do by his Bruce Banner side. 75 23 `` Civil War, Part 1 : The Fall of Attilan '' Micah Gunnell Danielle Wolff January 28, 2017 ( 2017 - 01 - 28 ) 323 N / A When Maximus attacks a whole city, Truman Marsh decides to have all Inhumans hunted down and registered. But, when Maximus gets Inferno angry, he loses control of his powers and Attilan burns to the ground. The Avengers then decide to help get all Inhumans registered. 76 24 `` Civil War, Part 2 : The Mighty Avengers '' Tim Eldred Elliott Casey January 28, 2017 ( 2017 - 01 - 28 ) 324 N / A When the Avengers let an Inhuman escape from them without being registered, Truman Marsh gets angry and the Avengers quit. Truman Marsh then forms a new Avengers team called The Mighty Avengers, to go and hunt down the Inhumans. But when the Avengers get in the way, they are forced to battle. But Songbird joins the original Avengers when she realizes that this is n't what the right thing to do is. The Avengers then get arrested, but Black Widow escapes. 77 25 `` Civil War, Part 3 : The Drums of War '' Micah Gunnell Eugene Son January 28, 2017 ( 2017 - 01 - 28 ) 325 N / A The Avengers are broken out of Jail by Black Widow and they are joined by Black Bolt and Medusa. But everything goes wrong when the registration disks mind control the Inhumans. The Mighty Avengers then decide to join the original Avengers when one of their own is forced to be registered. The Mighty Avengers and the original Avengers get it all sorted out and they go to face Truman Marsh who turns out to be Ultron in disguise. 78 26 `` Civil War, Part 4 : Avengers Revolution '' Tim Eldred Danielle Wolff January 28, 2017 ( 2017 - 01 - 28 ) 326 N / A Ultron attacks New York and the all the Avengers ( new and old ) go to stop him. Ultron uses all the Inhumans to attack the humans of Earth so that only he and his robot army will be left. The Avengers go to regroup at Dr. Strange 's Sanctum Sanctourm. Ant - Man and Iron Man have a way to disable the registration disks and some of the other Avengers go to fight Ultron and the others go with Iron Man and Ant - Man. Ant - Man and Iron Man are quickly working on a solution, but not before they are found by the Inhumans. They send the others to fight them while they work. Iron Man and Ant - Man find a solution and test it on Inferno, and it works. Everything seems to be going good until Ultron orders his sentries to destroy all life on Earth. Ultron than transfers his consciousnesses into a vibranium body in Wakanda. The Avengers attack Ultron and fail to stop him. Ultron then goes to destroy humans when the Avengers go to battle him. They then crash the Avenjet into Ultron. Vision then reverses the ray Ultron was going to use to destroy the humans and it hits Ultron. Ultron then moves over his consciousnesses to Iron Man 's Armor and his mind. Just as the Avengers are about to destroy Ultron and Tony, Dr. Strange shows up and creates a dimension where Ultron wo n't be able to come back. Tony and the original Avengers go into the dimension and Dr. Strange saves Tony. But he has to stay in the dimension so Ultron ca n't leave. The Avengers go back to Earth and leave Tony, but Falcon links the communication system to be inter-dimensional so that they can communicate with Tony. Season 4 : secret Wars ( 2017 -- 18 ) This season deals with the Avengers being scattered across time and space by a new incarnation of the Cabal as Black Panther assembles another incarnation of the Avengers to find them in time to save the universe. No. overall No. in season Title Directed by Written by Original air date Prod. code U.S. viewers ( millions ) 79 80 `` Avengers No More '' Tim Eldred Michah Gunnell Elliott Casey Gavin Hignight June 17, 2017 ( 2017 - 06 - 17 ) 404 405 0.21 Part 1 : As the Avengers find a way to return Iron Man to their reality without bringing Ultron along, they managed to prevent Ghost from stealing Stark Industries technology at the Stark Expo monitored by Stark Industries ' cross-dimensional research intern Jane Foster whom Thor takes a liking to. After swiping the prototype Arc Reactor, Leader heads to the Wakandan Consulate to steal the Vibranium there with his army of Humanoids. When a guilt - ridden Thor helps Black Panther take down Leader when the Avengers arrive, Leader summons his new incarnation of the Cabal ( consisting of Arnim Zola, Enchantress, Executioner, and Kang the Conqueror ) to fight the Avengers while taking advantage of Iron Man not being there. Part 2 : When the Avengers are trapped by the effects of the Static Expander made from the stolen Stark Industries technology, Black Panther escapes with the stolen Vibranium and avoids Executioner in order to get a team to help him. Upon awakening Vision who helps him fight Executioner and his pet Asgardian dire wolf as well as Enchantress reclaiming the Vibranium for Leader, Black Panther and Vision must lead Ant - Man, Captain Marvel, Ms. Marvel, and Wasp ( as The All - New, All - Different Avengers ) into finding the Avengers so that they can stop the Cabal. 81 `` The Sleeper Awakens '' Tim Eldred Henry Gilroy August 27, 2017 ( 2017 - 08 - 27 ) 406 N / A After the Avengers disappeared without a trace following a fight with the Cabal, Black Panther brings The New Avengers to his new mansion. They find Captain America alive, but Vision discovers that he is a robot sent by Red Skull, who called the New Avengers for help when his new A.I. system in the Sleeper turns on him. Vision repairs this skullbot and keeps it as a pet. 82 `` Prison Break '' Micah Gunnell Danielle Wolff August 27, 2017 ( 2017 - 08 - 27 ) 407 N / A Yelena Belova returns where she is now calling herself Crimson Widow. She allies herself with Zarda and Typhoid Mary in a plot to spring all the inmates at the Vault. Only Captain Marvel and Wasp should avoid this escape. 83 5 `` The Incredible Herc '' Tim Eldred Geoffrey Thorne August 27, 2017 ( 2017 - 08 - 27 ) 408 N / A Hercules shows up on Earth wanting to be a member of the New Avengers. However, it turns out he 's hiding from Ares who is seeking to steal the key to Tartarus from him. At the same time, Captain Marvel and Black Panther argue over who 's leader of the new team. 84 6 `` Show Your Work '' Micah Gunnell Zach Craley August 27, 2017 ( 2017 - 08 - 27 ) 409 N / A Taskmaster reluctantly allies himself with the New Avengers to stop MODOK from repopulating the Earth with his clones. At the same time, he tries to teach Ms. Marvel how to take shortcuts in life against Vision 's judgement. 85 7 `` Sneakers '' Tim Eldred Shaene Siders August 27, 2017 ( 2017 - 08 - 27 ) 410 N / A Ant - Man and Black Panther jet off to Wakanda when Baron Helmut Zemo goes after a powerful relic hidden away by Black Panther 's father T'Chaka and Baron Heinrich Zemo. 86 8 `` Why I Hate Halloween '' Micah Gunnell Geoffrey Thorne October 8, 2017 ( 2017 - 10 - 08 ) 403 N / A On Halloween, the Avengers raid an underground Hydra base where they find that its scientist Whitney Frost has been doing experiments related to vampires. Upon taking her to the safe house named `` Beach House '' in Vermont while the others fight the attacking vampires, Hawkeye must protect Whitney Frost from the vengeful forces of Dracula and his vampires even when Crossbones and Crimson Widow show up to reclaim Whitney Frost. Note # 1 : Wynn Everett reprises her role of Whitney Frost from Agent Carter. Note # 2 : Despite airing during Season 4, the timeline of this episode takes place during Season 3. 87 9 `` The Once and Future Kang '' Micah Gunnell Shannon Eric Denton October 15, 2017 ( 2017 - 10 - 15 ) 411 N / A After Jane Foster finds where each of the Avengers is located, she provides the New Avengers special tether bracelets to rescue the Avengers from the location where the Cabal is overseeing. Vision and Wasp head to the future to save Falcon who has joined forces with Kang the Conqueror. They must work with the rebels led by a future version of Red Hulk in order to free Falcon from Kang the Conqueror 's control. Note : Beginning in this episode, Falcon 's appearance resembles his Marvel Cinematic Universe appearance 88 10 `` Dimension Z '' Tim Eldred Geoffrey Thorne October 15, 2017 ( 2017 - 10 - 15 ) 412 N / A Ant - Man travels to another dimension called Dimension Z to rescue Black Widow, Captain America, and Hawkeye from Arnim Zola, brainwashed operatives, and a group of Doughboys. 89 11 `` The Most Dangerous Hunt '' Micah Gunnell Henry Gilroy October 22, 2017 ( 2017 - 10 - 22 ) 413 N / A In the Asgardian wilderness, Black Panther and Hulk find themselves chained together and on the run from Executioner who uses a special crystal on his axe to control Hulk 's transformations. While making their way to Asgard, they must avoid Executioner, Ulik and a fellow Rock Troll, and a group of Asgardian Goblins. 90 12 `` Under the Spell of the Enchantress '' Tim Eldred Eugene Son October 22, 2017 ( 2017 - 10 - 22 ) 414 0.25 Captain Marvel and Ms. Marvel travel to an icy asteroid to rescue Thor from the Enchantress. They fight Enchantress who has brainwashed Thor to be her bodyguard as well as brainwashed warriors and monstrous snowmen. 91 13 `` The Return '' Micah Gunnell Danielle Wolff October 22, 2017 ( 2017 - 10 - 22 ) 415 0.16 After returning to Earth, the Avengers and the New Avengers discover the Earth has been taken over by Loki who used the Casket of Ancient Winters and is revealed to be the true leader of the Cabal. The Avengers and the New Avengers must fight Loki and his army of Frost Trolls while preventing the World Breaker ships above Manhattan from destroying Earth. 92 14 `` New Year 's Resolution '' Tim Eldred Danielle Wolff December 3, 2017 ( 2017 - 12 - 03 ) 402 0.40 Past and present collide on New Year 's Eve as Howard Stark and Peggy Carter are suddenly brought to the present from 1949. They team up with Iron Man and Captain America to save the time stream from Kang the Conqueror who seeks to eliminate Howard Stark or Tony Stark to ensure that his enemy Iron Man 2020 does n't exist. At the same time, it was discovered that Doctor Faustus was brought along for the ride as Howard and Peggy had him locked in their trunk after apprehending him. Note # 1 : Hayley Atwell reprises her role of Peggy Carter from the Marvel Cinematic Universe. Note # 2 : Despite airing during Season 4, the timeline of this episode takes place during Season 3. 93 94 15 16 `` The Eye of Agamotto '' Tim Eldred Micah Gunnell Michael Vogel Gavin Hignight January 7, 2018 ( 2018 - 01 - 07 ) 416 417 N / A Part 1 : The Avengers and the New Avengers fight Hydra when they break into a S.H.I.E.L.D. warehouse filled with magical items and make off with a specific talisman. To find where the talisman is taken, the Avengers and the New Avengers split into two groups. Captain America and Black Panther head to Hong Kong where they find Baron Mordo working on the Talisman of Kaluu. During this time, Black Panther 's sister Shuri catches up to Black Panther and Captain America wanting to do more for Wakanda. Part 2 : Following Baron Mordo 's defeat, the mysterious person who trapped him in another dimension needs help seeking Doctor Strange as Captain America and Black Panther give him a ride back to the Avengers Compound where Doctor Strange suddenly attacks them. He identifies the mysterious person as Agamotto who plans to take back the Eye of Agamotto and cleans all of Earth of it 's chaos. He starts by using a shadow curse to take control of Captain America and Black Panther. Now Doctor Strange and the remaining Avengers must find a way to defeat Agamotto. 95 17 `` Beyond '' Tim Eldred Geoffrey Thorne January 14, 2018 ( 2018 - 01 - 14 ) 418 N / A After the Avengers are transported to a strange new world called Battleworld and find Avengers Tower rebuilt in the domain of Egyptia, they meet the Beyonder who states that they are here for his `` experiment. '' While exploring Egyptia, Captain America and Black Widow find Iron Man due to the dimension he was in being made into the domain of No - Tech Land. In a pyramid in Egyptia, Captain America, Black Widow, and Iron Man battle the mysterious Moon Knight as well as an army of mummies with sand - based abilities. 96 18 `` Underworld '' Micah Gunnell Eugene Son January 14, 2018 ( 2018 - 01 - 14 ) 419 N / A Loki appears at Avengers Tower where he wants to help them get back to Earth as Beyonder took parts of Asgard with him. As they search for the Bifrost Bridge when exploring the underground Battleworld domain of the NYC Underworld, Iron Man, Thor, Hulk, and Loki must battle the Enchantress as well as Rock - Skinned Rock Trolls from Nidavellir and unnamed slithering creatures that mostly operate in a strange mist. 97 19 `` The Immortal Weapon '' Tim Eldred Trevor Devall January 14, 2018 ( 2018 - 01 - 14 ) 420 N / A Iron Man and Loki begin rebuilding the Bifrost Bridge. While trying to retrieve Heimdall 's sword from K'un - Lun, Black Panther and Falcon team up with Iron Fist to overcome Dracula ( who was possessed by the Venom Symbiote enough to make him immune to sunlight ) and his vampires. In addition, Dracula plans to head to a far - off Battleworld domain that is filled with more Symbiotes to empower his vampire army. 98 20 `` The Vibranium Coast '' Micah Gunnell Zach Craley January 14, 2018 ( 2018 - 01 - 14 ) 421 N / A As Iron Man and Loki continue rebuilding the Bifrost Bridge, Ant - Man and Ms. Marvel are sent to the Red Skull Sea somewhere off the Vibranium Coast to find some Vibranium. While at the Red Skull Sea, Ant - Man and Ms. Marvel reluctantly team up with a pirate version of Typhoid Mary to battle the evil pirate Dread Skull ( a pirate version of Red Skull ), his first - mate Crossbones, and an army of Skullbots. 99 21 `` Weirdworld '' Tim Eldred Danielle Wolff March 4, 2018 ( 2018 - 03 - 04 ) 422 N / A In the Battleworld domain of Weirdworld, Black Widow and Captain Marvel find that Bruce Banner is hunting Hulk. The two of them must stop the now - separated Bruce Banner and Hulk from hurting each other, while they battle the evil Morgan le Fay who duped Bruce Banner into capturing Hulk so that she can harness his powers and use them to take over the rest of Battleworld. 100 22 `` Westland '' Micah Gunnell Geoffrey Thorne March 4, 2018 ( 2018 - 03 - 04 ) 423 N / A Hawkeye, Vision, Loki, and Wasp head to Westland, an old west domain also containing dinosaurs to find Doctor Strange. They find him working as their doctor in the midst of an attack by a Kree Conquest Hive where Hawkeye is temporarily blinded. After running into Rocket Raccoon and Groot after their ship crashed, Vision finds Jane Foster who has been operating as Westland 's sheriff under the alias of `` Calamity Jane Foster. '' 101 23 `` The Citadel '' Tim Eldred Danielle Wolff March 11, 2018 ( 2018 - 03 - 11 ) 424 N / A Captain America and Iron Man are captured by the Beyonder and the villain team he has assembled from Absorbing Man, Ares, Crimson Widow, and MODOK. While Captain America works to evade the villains in Beyonder 's lair, Iron Man is shown by Beyonder the truth of his experiment. 102 24 `` The Wastelands '' Micah Gunnell Eugene Son March 11, 2018 ( 2018 - 03 - 11 ) 425 N / A Before they can use the Bifrost to undo Battleworld, the Avengers must defeat Ares and an army of Ghost Riders. As Doctor Strange and Loki work on the Bifrost, Thor throws Mjolnir to Jane Foster when she gets stuck in Beyonder 's quicksand attack transforming her into a female Thor. 103 25 `` All Things Must End '' Tim Eldred Eugene Son March 11, 2018 ( 2018 - 03 - 11 ) 426 N / A After Loki becomes the Sorcerer Supreme following Beyonder 's defeat, the Avengers are the only force standing between him and the domination of the universe even after he defeated Odin. While the Avengers and the New Avengers fight an army of Mindless Ones, Doctor Strange and Jane Foster 's Thor form rescue Thor even when Loki unleashes the All Dark. Season 5 : Black Panther Quest ( 2018 ) On July 22, 2017, Marvel renewed Avengers Assemble for a fifth season titled Avengers : Black Panther Quest centering around Black Panther and taking place after the events of Secret Wars. References ^ Jump up to : Sands, Rich ( June 1, 2015 ). `` Disney XD Renews ( and Retitles ) Marvel 's Avengers and Ultimate Spider - Man Animated Series ''. TV Insider. Retrieved June 2, 2015. Jump up ^ http://www.cbr.com/avengers-assemble-retitled-black-panther-quest/ ^ Jump up to : `` Shows A-Z - Marvel 's Avengers Assemble ''. The Futon Critic. Retrieved October 6, 2014. Jump up ^ Pucci, Douglas ( September 20, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( September 9 - 15, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( September 27, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( September 16 - 22, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( October 4, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( September 23 - 29, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( October 25, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( October 14 - 20, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( November 22, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( November 11 - 17, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( November 29, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( November 18 - 24, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( December 13, 2013 ). `` Disney Channel, Disney Junior and Disney XD ratings ( December 2 - 8, 2013 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( February 21, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( February 10 - 16, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( March 7, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( February 24 - March 2, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( March 14, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( March 3 - 9, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( March 21, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( March 10 - 16, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( March 28, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( March 16 - 23, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( April 4, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( March 24 - 30, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( April 11, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( March 31 - April 6, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( April 18, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( April 7 - 13, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. Jump up ^ Pucci, Douglas ( May 17, 2014 ). `` Disney Channel, Disney Junior and Disney XD ratings ( May 5 - 11, 2014 ) ''. Son of the Bronx. Retrieved November 22, 2014. ^ Jump up to : ( 1 ) Jump up ^ Pucci, Douglas ( January 28, 2015 ). `` Sunday Final Nationals : Most Viewed ' Miss Universe Pageant ' on NBC in Nine Years ''. TV Media Insights. Cross Mediaworks. Archived from the original on January 31, 2015. Retrieved January 29, 2015. Note : The ratings are in the comments section. Jump up ^ Pucci, Douglas ( February 24, 2015 ). `` Sunday Final Nationals : The Oscars on ABC Hits Six - Year Low ''. TV Media Insights. Cross Mediaworks. Retrieved February 25, 2015. Note : The rating 's in the comments section. Jump up ^ Pucci, Douglas ( March 3, 2015 ). `` Sunday Final Nationals : ' Last Man on Earth ' on Fox Bests All Broadcast Network Shows Among Adults 18 - 49 ''. TV Media Insights. Cross MediaWorks. Retrieved March 9, 2015. Note : Pertinent information found in comments. Jump up ^ Metcalf, Mitch ( July 8, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Ratings ( & Network Update ) : 7.5. 2015 ''. SHOWBUZZDAILY. Retrieved July 8, 2015. Jump up ^ Metcalf, Mitch ( July 14, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Ratings ( & Network Update ) : 7.12. 2015 ''. SHOWBUZZDAILY. Retrieved July 14, 2015. Jump up ^ Metcalf, Mitch ( July 21, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Ratings ( & Network Update ) : 7.19. 2015 ''. SHOWBUZZDAILY. Retrieved July 21, 2015. Jump up ^ Metcalf, Mitch ( August 4, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Ratings ( & Network Update ) : 8.2. 2015 ''. SHOWBUZZDAILY. Retrieved August 4, 2015. Jump up ^ Metcalf, Mitch ( September 15, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Originals ( & Network Update ) : 9.13. 2015 ''. Showbuzz Daily. Retrieved September 15, 2015. Jump up ^ Metcalf, Mitch ( September 22, 2015 ). `` SHOWBUZZDAILY 's Top 100 Sunday Cable Originals ( & Network Update ) : 9.20. 2015 ''. Showbuzz Daily. Retrieved September 22, 2015. Jump up ^ `` Marvel 's Avengers : Ultron Revolution - Episode Guide ''. Zap2it. March 15, 2016. Retrieved March 15, 2016. Jump up ^ Metcalf, Mitch ( March 15, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 3.13. 2016 ''. Show Buzz Daily. Retrieved March 23, 2016. Jump up ^ Metcalf, Mitch ( March 22, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 3.20. 2016 ''. Show Buzz Daily. Retrieved March 23, 2016. Jump up ^ Metcalf, Mitch ( March 29, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Finals : 3.27. 2016 ''. Show Buzz Daily. Retrieved March 29, 2016. Jump up ^ Metcalf, Mitch ( April 5, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Finals : 4.3. 2016 ''. Show Buzz Daily. Retrieved April 5, 2016. Jump up ^ Metcalf, Mitch ( April 10, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Finals : 4.10. 2016 ''. Show Buzz Daily. Retrieved April 12, 2016. Jump up ^ Metcalf, Mitch ( April 17, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 4.17. 2016 ''. Show Buzz daily. Retrieved April 19, 2016. Jump up ^ Metcalf, Mitch ( April 26, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 4.24. 2016 ''. Show Buzz Daily. Retrieved April 26, 2016. Jump up ^ Metcalf, Mitch ( May 3, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 5.1. 2016 ''. Show Buzz Daily. Retrieved May 3, 2016. Jump up ^ Metcalf, Mitch ( July 26, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 7.24. 2016 ''. Show Buzz Daily. Retrieved August 17, 2016. Jump up ^ Metcalf, Mitch ( August 2, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 7.31. 2016 ''. Show Buzz Daily. Retrieved August 17, 2016. Jump up ^ Metcalf, Mitch ( August 9, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 8.7. 2016 ''. Show Buzz Daily. Retrieved August 17, 2016. Jump up ^ Metcalf, Mitch ( August 16, 2016 ). `` SHOWBUZZDAILY 's Top 150 Sunday Cable Originals & Network Update : 8.14. 2016 ''. Show Buzz Daily. Retrieved August 17, 2016. Jump up ^ Metcalf, Mitch ( September 27, 2016 ). `` Updated : ShowBuzzDaily 's Top 150 Sunday Cable Originals & Network Finals : 9.25. 2016 ''. ShowBuzzDaily. Retrieved September 27, 2016. Jump up ^ http://www.thefutoncritic.com/listings/20160928disneyxd06/ Jump up ^ Metcalf, Mitch ( October 11, 2016 ). `` Updated : ShowBuzzDaily 's Top 150 Sunday Cable Originals & Network Finals : 10.9. 2016 ''. ShowBuzzDaily. Retrieved October 12, 2016. Jump up ^ https://news.marvel.com/tv/65851/avengers-return-action-packed-one-hour-marvels-avengers-secret-wars-season-four-premiere-saturday-june-17-disney-xd/ Jump up ^ http://tv.sky.com/tv-guide#/programme/detail/1844/430 Jump up ^ Metcalf, Mitch ( June 20, 2017 ). `` Updated : ShowBuzzDaily 's Top 150 Saturday Cable Originals & Network Finals : 6.17. 2017 ''. ShowBuzzDaily. Retrieved June 21, 2017. Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-sleeper-awakens/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/prison-break-1/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-incredible-herc/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/show-your-work/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/sneakers/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/why-i-hate-halloween/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-once-and-future-kang/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/dimension-z/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-most-dangerous-hunt/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/under-the-spell-of-the-enchantress/ ^ Jump up to : http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-sunday-cable-originals-network-finals-10-22-2017.html Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-return-4/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/new-years-resolution/ Jump up ^ http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-sunday-cable-originals-network-finals-12-3-2017.html Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-eye-of-agamotto-part-one/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-eye-of-agamotto-part-two/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/beyond/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/underworld/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-immortal-weapon/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-vibranium-coast/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/weirdworld/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/westland/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-citadel-2/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/the-wastelands/ Jump up ^ http://www.disneyabcpress.com/disneyxd/shows/marvels-avengers-assemble/episodes/all-things-must-end/ Jump up ^ http://www.cbr.com/avengers-assemble-retitled-black-panther-quest/ Animated television series based on Marvel Comics properties 1960s The Marvel Super Heroes Fantastic Four Spider - Man episodes 1970s The New Fantastic Four Fred and Barney Meet The Thing Spider - Woman 1980s Spider - Man Spider - Man and His Amazing Friends episodes The Incredible Hulk Dracula : Sovereign of the Damned X-Men : Pryde of the X-Men Solarman 1990s X-Men characters episodes Days of Future Past releases Iron Man episodes Fantastic Four episodes Spider - Man characters episodes Spider - Man : The Venom Saga Ultraforce The Incredible Hulk Men in Black : The Series episodes Silver Surfer Spider - Man Unlimited comics The Avengers : United They Stand 2000s X-Men : Evolution episodes characters Spider - Man : The New Animated Series Fantastic Four : World 's Greatest Heroes The Spectacular Spider - Man episodes characters Wolverine and the X-Men Iron Man : Armored Adventures episodes The Super Hero Squad Show episodes 2010s Black Panther Thor & Loki : Blood Brothers The Avengers : Earth 's Mightiest Heroes episodes characters Ultimate Spider - Man episodes Avengers Assemble episodes Hulk and the Agents of S.M.A.S.H. episodes Marvel Disk Wars : The Avengers episodes Guardians of the Galaxy episodes Spider - Man Big Hero 6 The Series Series groups Action Hour Action Universe Marvel Anime ( episodes ) Universe Related topics Marvel Entertainment Marvel Productions / New World Animation Marvel Films Animation Marvel Animation Disney XD Disney Channel Saban Entertainment Spider - Man Cartoon Maker Spider - Man Animated Series ( video game ) Toy Biz X-Men Cartoon Maker Retrieved from `` https://en.wikipedia.org/w/index.php?title=List_of_Avengers_Assemble_episodes&oldid=836791487 '' Categories : Lists of Marvel Comics animated series episodes Lists of American children 's animated television series episodes Avengers ( comics ) lists Avengers ( comics ) television series Hidden categories : Comics navigational boxes purge Talk Contents About Wikipedia Español Português Русский Türkçe Edit links This page was last edited on 16 April 2018, at 21 : 27. Text is available under the Creative Commons Attribution - ShareAlike License ; additional terms may apply. By using this site, you agree to the Terms of Use and Privacy Policy. Wikipedia ® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. About Wikipedia

Question: avengers assemble season 4 episode 21 air date
Answer: March 4, 2018