Original vs Clock

==Original Series==
Episode 	Original Aliens Used 	Clock's Aliens Used
And Then There Were 10 	Heatblast, Wildmutt, Diamondhead, XLR8 	Ghostfreak, Four Arms (selected alien was Ghostfreak)
Washington B.C. 	Heatblast, Grey Matter, Four Arms, Stinkfly 	Four Arms, Stinkfly, XLR8
The Krakken 	Four Arms, XLR8 (selected alien was Ripjaws), Stinkfly, Ripjaws 	Ghostfreak, XLR8, Diamondhead, Ripjaws
Hunted 	Diamondhead (2x), Ghostfreak, Grey Matter 	Heatblast, Upgrade, Diamondhead
Kevin 11 	Ben: Ghostfreak, XLR8, Stinkfly, Heatblast (selected alien was Four Arms), Four Arms (selected alien was Stinkfly)Kevin: Heatblast, Four Arms 	Clock: Wildmutt, Diamondhead (selected alien was XLR8), XLR8 (selected alien was Stinkfly or Ghostfreak)Kevin: Diamondhead, XLR8
Secrets 	Diamondhead (3x, first time dream), Upgrade (2x), Heatblast (2x), Stinkfly, XLR8 (2x), Wildmutt (2x), Four Arms, Grey Matter, Ghostfreak (2x), Ripjaws 	Stinkfly (2x, first time dream), Ghostfreak (2x), Wildmutt (2x), Diamondhead, Ripjaws (2x), Upgrade, Heatblast (2x), Four Arms (2x), Grey Matter, XLR8, Cannonbolt
Framed 	Ben: Diamondhead, Wildmutt (selected alien was Upgrade), Four ArmsKevin: Four Arms, Heatblast (2x), Stinkfly (3x), Upgrade, DiamondheadOther: Stinkfly, Diamondhead, Upgrade, Ripjaws (news article) 	Clock: Cannonbolt, Four Arms, XLR8Kevin: Four Arms (3x), Wildmutt, Stinkfly (2x), Diamondhead (2x), Ghostfreak, XLR8 (2x), Upgrade, Ripjaws, HeatblastOther: Ripjaws, Four Arms, XLR8
Camp Fear 	Cannonbolt (selected alien was Stinkfly), Wildmutt, XLR8, Wildvine, Stinkfly 	Wildmutt (2x), Heatblast, Wildvine (selected alien was Ghostfreak), Four Arms
Ghostfreaked Out 	Ben: Ghostfreak (selected alien was Heatblast), Four Arms, Grey MatterDream: Wildmutt 	Clock: Ghostfreak (selected alien was Upgrade), Cannonbolt (selected alien was Upgrade), Grey Matter, HeatblastDream: Stinkfly
Grudge Match 	Diamondhead, Four Arms, Grey Matter, Upgrade, Cannonbolt 	XLR8, Wildmutt (selected alien was Four Arms), Grey Matter, Upgrade
Dr. Animo & The Mutant Ray	Ben: Stink Arms, Diamond Matter, Heat JawsBat: HeatblastWorms, Crab, Max: Stinkfly  	Clock: Diamondblast (selected alien was Diamondhead), Mutt Arms, StinkgradeBat: WildvineWorms, Crab, Grandpa: Wildmutt
Back with a Vengenace 	Upgrade, Grey Matter (8x), Diamondhead (4x), XLR8 (6x), Heatblast (5x), Wildvine (3x), Wildmutt (4x), Ripjaws, Stinkfly (6x), Four Arms (3x), Cannonbolt (2x) 	Wildvine, XLR8 (5x), Grey Matter (2x), Stinkfly (2x), Heatblast (3x), Four Arms (2x), Diamondhead (2x), Cannonbolt
Clock 10,000 	Ben 10: XLR8, Stinkfly (selected alien was Four Arms), Upgrade (selected alien was Four Arms), Cannonbolt, DiamondheadBen 10,000: XLR8 (3x), Four Arms (3x), Spitter (2x), Diamondhead (2x), Buzzshock, Cannonbolt, Wildmutt, Heatblast, Stinkfly, Arctiguana	Connor 10: Four Arms, Wildvine (selected alien was Diamondhead), Heatblast, Cannonbolt, XLR8, DiamondheadConnor 10,000: XLR8 (2x), Humungousaur, Spitter (2x), Shocksquatch, Goop, Armodrillo, Four Arms, Upchuck, Brainstorm, Gutrot, Buzzshock, Arctiguana
BenwolfClockwolf 	Wildvine (selected alien was Stinkfly), Blitzwulf, Cannonbolt 	Wildmutt, Blitzwulf (2x)
Under Wraps 	Four Arms, XLR8 (2x), Wildvine, Wildmutt, Diamondhead (2x), Upgrade (selected alien was Snare-Oh) 	Four Arms, XLR8, Wildvine, Blitzwulf, Wildmutt, Cannonbolt, Heatblast, Snare-Oh
The Return 	Stinkfly (selected alien was Four Arms), Snare-Oh (selected alien was Heatblast), Cannonbolt (selected alien was Four Arms), XLR8 	XLR8, Upgrade (selected alien was Diamondhead), Heatblast, Diamondhead
Be Afraid of the Dark 	Grey Matter (selected alien was Heatblast), Upgrade, Frankenstrike, Cannonbolt 	Grey Matter (selected alien was Heatblast), Upgrade, Frankenstrike, Diamondhead
The Visitor 	Wildmutt, Heatblast, Wildvine, Diamondhead, Four Arms, Upchuck 	Frankenstrike, Four Arms, Upchuck
Divided We Stand 	Ripjaws, Ditto (3x, first time selected alien was Stinkfly), Upgrade (selected alien was Ditto) 	Stinkfly, Ripjaws, Ditto (3x, first time selected alien was Diamondhead), Wildvine
Secret of the Omnitrix 	Heatblast/Eye Guy/XLR8, Stinkfly, Wildmutt (2x, selected alien was XLR8), Diamondhead, Grey Matter (selected alien was Stinkfly), Upchuck, Four Arms, Cannonbolt, Way Big 	Eye Guy, XLR8 (2x), Ripjaws, Snare-Oh, Ditto, Grey Matter, Ghostfreak, Cannonbolt, Way Big
Hippocra-10 	Ben 10,000: Four Arms (4x), XLR8 (4x), Cannonbolt (2x), Heatblast, Diamondhead (2x), Spitter, Arctiguana, Snare-Oh, Way BigKen 10: XLR8, Buzzshock (2x), Wildvine, Grey Matter (2x), Ditto, Spitter 	Clock 10,000: XLR8 (3x), Jetray, Brainstorm, Heatblast, Diamondhead (2x), Spitter, Arctiguana, Humungousaur (2x), Overflow, Snare-Oh, Four Arms, Cannonbolt, Frankenstrike, Rath, Way Big, Atomix, [REDACTED]Hippocra-10: Buzzshock (2x), Shellhead (2x), Grey Matter, Toepick (2x), XLR8, Ditto, Wildvine, Spitter
==Alien Force==
Episode 	Synopsis 	Ben's Aliens 	Clock's Aliens
Clock 10 Returns 	It's been five years since you removed the Omnitrix. A normal life has suited you thus far. That is, until you find Geralt has gone missing, as well as having uncovered a secret plot by an ancient alien race to destroy all life in the universe.	Swampfire, Echo-Echo, Humungousaur 	Jetray, Swampfire, Humungousaur
Everybody Talks About the Weather	The search for Geralt and your quest to stop the Highbreed leads you to a farm where you discover a young Pyronite, the same species as Heatblast. 	Jetray, Swampfire 	Swampfire, Chromastone
Kevin's Big Score 	While working on Geralt's Rustbucket, Kevin makes a break for it, stealing the camper. Perhaps he's not so turned from his criminal past after all. 	Big Chill (2x), Echo-Echo 	Goop, Brainstorm, Big Chill
All That Glitters 	You meet a young man named Michael Morningstar, who claims to be a member of the Plumbers. However, he takes a suspicious interest in Taryn. 	Humungousaur, Chromastone, Jetray 	Humungousaur, Spidermonkey, Swampfire
Paradox 	The abandoned military base of Los Soledad is home to a monster that destroys everything it touches, and a mysterious and curious British man. 	Chromastone, Swampfire, Jetray, Humungousaur 	Clock 10: Echo-Echo, Big Chill, Humungousaur, SpidermonkeyClock 23: Power Stone, Dog-Nabbit, Muck-Amuck, Crystallo, RADI8, Windy Hindy
Geralt Out 	While searching for Taryn's brother Ken, you come to an unsuspecting hatchery where the DNAliens and a Highbreed leader are conducting their work, as well as an unexpected reunion. 	Humungousaur, Big Chill, Jetray 	Spidermonkey, Big Chill, Goop
Pier Pressure 	While on a date with Julie, you're ambushed by a strange creature that reminds you of Upgrade. 	Brainstorm (selected alien was Jetray), Jetray, Humungousaur 	Chromastone, Big Chill, Brainstorm
Plumbers' Helpers 	During a fight, Kevin is kidnapped by a Kineceleran girl and Tetramand boy, XLR8 and Four Arms' species respectively. 	Big Chill, Swampfire 	Big Chill, Humungousaur, Echo-Echo, Jetray, Brainstorm
X = Clock + 2 	While attempting to keep the peace with the war-loving Incurseans, you finally transform into your tenth transformation: Alien X. 	Alien X, Swampfire 	Alien X, Humungousaur, Chromastone, Big Chill
Darkstar Rising 	While getting in legal trouble with the Plumbers, as well as trouble with an unprovoked Highbreed, a threat returns to take their revenge. 	Chromastone, Goop, Humungousaur (2x), Jetray, Spidermonkey, Echo-Echo 	Spidermonkey, Chromastone, Alien X
Good Copy, Bad Copy 	In a sense of deja vu of what happened with Kevin five years ago, your aliens are off doing things you haven't done, and you're getting the blame for it. 	Ben: Big Chill, Humungousaur, Goop, Swampfire, Brainstorm, Jetray, ChromastoneAlbedo: Humungousaur (2x), Jetray (2x), Big Chill (2x), Goop, Echo-Echo, Spidermonkey 	Clock: Jetray, Big Chill, Echo-Echo, HumungousaurAlbedo: Jetray, Big Chill, Spidermonkey, Swampfire, Humungousaur, Goop, Chromastone
Alone Together 	A freak accident causes you to wind up on a desert planet with a Highbreed. 	Echo-Echo, Big Chill, Swampfire (2x) 	Big Chill (2x), Swampfire (2x), Echo-Echo, Humungousaur, Spidermonkey
War of the Worlds 	The time has come for the final assault on the Highbreed as they make their march on Earth. Taryn and Kevin have assembled a team, while Azmuth has given you more power than you know. 	Cannonbolt, Jetray, Swampfire (2x), Upchuck, Way Big, Brainstorm, Humungousaur, Lodestar 	Clock 10: Slapback, Spidermonkey, Humungousaur, Brainstorm, Shocksquatch, Atomix, Alien XFusion Clock: Heatblastrodactyl, Waymungousaur, GravadactylClock 23: Speedyquick, Rollaway, Giant-Manster, Mr. Mummy Skurd: Chromastone, Big Chill, Diamondhead, Astrodactyl, Wildvine
Vengeance of Vilgax 	Your arch enemy Vilgax has returned, once again hellbent on taking the Omnitrix. With only a limited number of aliens available, Kevin decides it might be best to find a "way around" your limits to defeat him. 	Ben: Jetray (2x), Cannonbolt, Upchuck (selected alien was Humungousaur), Brainstorm, Swampfire, Big Chill, Humungousaur, Chromastone (selected alien was Way Big), DiamondheadLost: Chromastone, Spidermonkey, Goop, Way Big 	Clock: Astrodactyl, Cannonbolt (selected alien was Humungousaur), Shocksquatch, Eye Guy (selected alien was Shocksquatch), Snare-Oh (selected alien was Spidermonkey), Lodestar (selected alien was Big Chill), Swampfire, Chromastone, Diamondhead, Goop, Squidstrictor (selected alien was Atomix), Atomix, Alien XLost: Slapback, Lodestar, Big Chill, Atomix
Simple 	An alien girl contacts you and your team to come help her planet, which is currently ravaged by a racially powered civil war. 	Jetray, Lodestar (selected alien was Humungousaur), Spidermonkey, Humungousaur, Swampfire, Goop, Way Big 	Goop, Spidermonkey, Big Chill, Simpleten, Humungousaur, Atomix
Alien Swarm 	In an attempt to intercept a shady business deal with alien technology, you discover a plot by a mysterious man named Victor Validus to enslave the Earth. 	Big Chill (selected alien was Spidermonkey), Humungousaur, Nanomech 	Big Chill, Heatblast (selected alien was Spidermonkey), Astrodactyl, Lodestar, Humungousaur, Spidermonkey, Nanomech
Busy Box 	A piece of technology that defies the normal rules of your universe's tech crashes in town, and it has no problem mimicking your every move. 	Ben: Humungousaur, Spidermonkey, Swampfire, Lodestar (selected alien was Humungousaur)Naljian Destructor: Humungousaur, Spidermonkey, Swampfire, SwampMonkeySaur 	Clock: Nanomech, Upchuck (selected alien was Alien X), LodestarNaljian Destructor: Nanomech, Upchuck
Singlehanded 	An alien bounty hunter comes for the Omnitrix. During your battle with him, you somehow end up in the Null Void, but the hand on which you wear the Omnitrix is gone. 	Spidermonkey, Humungousaur (2x), Big Chill, Swampfire, Jetray, Diamondhead (selected alien was Swampfire or Humungousaur), Goop, Brainstorm, Echo-Echo 	Nanomech (2x), Wildvine, Simpleten, Decagon Vreedle, Diamondhead, Brainstorm, Way Big
The Con of Rath 	A trip to deliver a peace treaty results in you becoming trapped in the form of a new alien, one which seems to attack almost anything that breathes. 	Rath (2x) 	Rath
The Final Battle 	Two threats have teamed up to take you down, and take your Omnitrix as well. The fate of the galaxy lies in your hands, but so does the fate of those closest to you. 	Ben: Big Chill, Jetray (3x), Humungousaur, Swampfire, Ultimate SwampfireAlbedo: Diamondhead, Swampfire, Spidermonkey, Rath, Humungousaur, Ultimate HumungousaurBioids: Humungousaur, Lodestar, Diamondhead, Spidermonkey, Swampfire	Clock: Spidermonkey, Humungousaur, Big Chill (2x), Swampfire, Ultimate Swampfire, Ultimate Big ChillAlbedo: Squidstrictor, Chromastone, Rath, Eye Guy, Snare-Oh, Humungousaur, Ultimate HumungousaurBioids: Atomix, Brainstorm, Rath, Goop, Chromastone, Jetray
Save the Last Dance 	Something's going weird with one of your aliens. Perhaps it's deja vu of the days of Ghostfreak? 	Big Chill (3x, second time selected alien was Jetray), Jetray 	Big Chill (3x, first time selected alien was Jetray, second time selected alien was Chromastone), Jetray, Chromastone
==Ultimate Alien==
Episode 	Plot 	Ben's Aliens 	Clock's Aliens
Fame 	After your secret identity has been revealed to the world, you discover that a rogue, unidentified species has been stealing parts from NASA. 	Humungousaur, Jetray, Chromastone, Spidermonkey (2x), Ultimate Spidermonkey 	Simpleten, Ultimate Simpleten, Jetray, Shocksquatch, Ripjaws
Duped 	Your responsibility to the world as a hero, to your friends, and to yourself has lead you to realize you can't be everywhere at once... Or can you? 	Normal Ben: Rath, Echo-Echo (2x), Cannonbolt, LodestarArrogant Ben: Echo-Echo (2x), UpchuckEmpath Ben: Echo-Echo (2x), Humungousaur, Big Chill 	Normal/First Clock: Rath, Slapback (2x), Cannonbolt, Ultimate CannonboltSecond Clock: Spidermonkey, Ultimate Spidermonkey, Humungousaur, Ultimate Humungousaur, Slapback Third Clock: Rath (2x), Ultimate Rath, Slapback
Video Games 	You've been approached to be scanned for a Clock 10 video game. At the same time, though, a strange robot has arrived that seems to counter all your abilities. 	Four Arms (2x), Humungousaur (2x), Nanomech (2x), Jetray (2x), Spidermonkey (2x), Swampfire (2x), Cannonbolt (2x), Big Chill (2x), Lodestar (2x), Way Big 	Spidermonkey (2x), Jetray (3x), Humungousaur, Echo-Echo, Nanomech, Rath (2x), Lodestar (2x), Shocksquatch (2x), Cannonbolt (2x), Ultimate Cannonbolt, Chromastone (2x), Way Big
Escape From Aggregor 	After thwarting a plot of Dr. Animo's, you learn your town is under seige by a rampaging alien turtle, just as unidentified a species as Bivalvan. 	Four Arms, Brainstorm, Big Chill, Ultimate Big Chill 	Nanomech, Shocksquatch
Too Hot to Handle 	Kevin unintentionally finds P'andor, one of Aggregor's prisoners. He claims that he "wants out." Out of what, exactly? Well... 	Humungousaur, Ultimate Humungousaur, Jetray, Water Hazard, Big Chill, Cannonbolt, Ultimate Cannonbolt 	Jetray, Ultimate Jetray, NRG, Water Hazard, Cannonbolt
Andreas' Fault 	The Forever Knights are acting strange, stealing materialistic objects that they'd otherwise never steal. As it turns out, one of the escaped prisoners of Aggregor is involved. As well as a certain rat... porcupine... possum... It's Argit, alright? 	Spidermonkey, Jetray, Goop, Swampfire 	Wildvine (selected alien was Echo-Echo), Humungousaur (2x), Armodrillo, Brainstorm (selected alien was Rath)
Fused 	Ra'ad, the last of Aggregor's escaped prisoners, attacks you in your home. When trying to figure out exactly why, you're attacked by Aggregor, and find you only have access to one transformation. 	Jetray, AmpFibian, Brainstorm 	Spidermonkey, Ultimate Spidermonkey, AmpFibian, Shocksquatch (selected alien was Rath)
Ultimate Aggregor 	You're informed by a Plumber scout that Aggregor has been found in Los Soledad, using Paradox's old technology for some unknown purpose. 	Big Chill, Ultimate Big Chill, Swampfire, Ultimate Swampfire, Nanomech, Humungousaur 	Astrodactyl, Slapback (4x), Rath (2x), Big Chill,  Humungousaur, Chromastone, Spidermonkey
The Map of Infinity 	After a defeat by Ultimate Aggregor, you're informed by Azmuth and Paradox that he is after the Map of Infinity, a four-piece object capable of sending its user anywhere in existence. And for better or worse, someone from your past has shown up to help, albeit unintentionally. 	Humungousaur, Big Chill, Echo-Echo, Ultimate Echo-Echo, Four Arms, Cannonbolt 	Present Clock: Slapback, Ultimate Slapback, Big Chill (2x), Ultimate Big Chill, Chromastone, Jetray (2x), Water Hazard, Diamondhead, Humungousaur, BrainstormPast Clock: Heatblast (2x), Arctiguana, XLR8, Stinkfly, Four Arms 
Deep 	Searching for the second piece of the Map of Infinity sends you Piscciss, the homeworld of Ripjaws' species. 	Goop (2x), Humungousaur, AmpFibian, Big Chill (2x), Ultimate Big Chill 	Present Clock: Big Chill, Ripjaws (3x), Upchuck, Astrodactyl, GoopPast Clock: Ripjaws, Stinkfly
Where the Magic Happens 	The third Map piece is located beyond a sealed, magic door, and only one of your villains knows how to enter. 	Four Arms, Jetray, Cannonbolt, Chromastone, Humungousaur, Ultimate Humungousaur 	Present Clock: Wildmutt, Frankenstrike, Way Big, Four Arms, Diamondhead, TerraspinPast Clock: Humungousaur, Big Chill, Decagon Vreedle, Rath, Atomix, Terraspin
Perplexahedron 	The final piece rests within the absolute unit of an artifical planet known as the Perplexahedron. 	Humungousaur (selected alien was Chromastone), Ripjaws, Spidermonkey, Swampfire, Cannonbolt, Ultimate Cannonbolt 	Present Clock: Jetray, Ultimate Jetray, Big Chill, Ultimate Big Chill, Chromastone, SwampfirePast Clock: Arctiguana, Ripjaws, Feedback, Spitter
The Forge of Creation 	With Aggregor having obtained all the Map pieces and all hope seems gone, you find yourself with no choice but to go to the Forge of Creation, home of the Celestialsapiens. 	Present Ben: Alien X, Terraspin, NRG (selected alien was Big Chill), Four Arms, Swampfire, Ultimate SwampfirePast Ben: Heatblast, Wildmutt, Four Arms (selected alien was Upgrade), Stinkfly 	Present Clock: Alien X, Lodestar, BrainstormPast Clock: Upgrade, Blitzwulf
Absolute Power 	After defeating Aggregor, Kevin has gone power hungry, once again having become a maddened mutant monster from the energy he's absorbed. You and Taryn want to try to bring Kevin back, but your past self is not so sure that's an option this time. 	NRG (2x), Chromastone, Terraspin, Nanomech, Way Big, Lodestar, Humungousaur, Big Chill, Spidermonkey, Echo-Echo, Ultimate Echo-Echo 	Present Clock: Armodrillo, Jetray (2x), Ultimate Jetray (2x)Past Clock: Grey Matter, Atomix (2x), Feedback (2x), Feed X
Hero Time 	A public scandal sends you into an unintentional rivalry with another hometown superhero. 	Spidermonkey, Jetray, Armodrillo, Humungousaur (2x), Rath (selected alien was Jetray), Four Arms, Ultimate Humungousaur, Goop, Water Hazard (selected alien was Big Chill) 	Nanomech, Heatblast, Armodrillo, Humungousaur, NRG (selected alien was Jetray), Eye Guy (selected alien was Jetray), Rath, Frankenstrike (selected alien was Rath), Goop
Greetings From Techadon 	A constant stream of robots known as Techadons attack, and each one seems to be more powerful than the last. 	Brainstorm, Goop, Rath, Echo-Echo, Ultimate Echo-Echo 	Clock: Lodestar, Upchuck, Nanomech, Way Big, Armodrillo, Water Hazard, DiamondheadKevin: Ripjaws
Double or Nothing 	You and your team attend an uncannily accurate (and somewhat of a parody) show called "Clock 10 Live" to see what's going on. 	Ben: Armodrillo, Water Hazard, NRG (2x), Spidermonkey (2x), Ultimate Spidermonkey (2x), Echo-Echo, Ultimate Echo-EchoAlbedo: Rath 	Clock: Frankenstrike, Big Chill, Atomix, Chromastone, NRG (unintentional)Albedo: Galvan (3x), Astrodactyl, Echo-Echo, Big Chill, Rath, Atomix
Above and Beyond 	The Plumber's Kids are sent a distress signal by Magister Patelliday: he's on an abandoned space station being attacked by Clockwork Firefly. 	Humungousaur (2x), Echo-Echo, Goop, Rath Big Chill 	AmpFibian, Tranquillizer, Armodrillo, Ripjaws, Ultimate Ripjaws, Rath (2x), Echo-Echo, Ultimate Echo-Echo
Clock 10,000 Returns 	A signal from the Ultimatrix brings you to a warehouse which holds an artifact out of time: The Hands of Armageddon. An ancient being known as Eon is after it, and it seems you have another helping hand this go around. 	Ben: Spidermonkey, Goop (selected alien was Rath), Way Big, Swampfire, Ultimate Swampfire, JetrayUltimate Ben: Ultimate Humungousaur (2x), Heatblast, Arctiguana, Clockwork (2x), Spidermonkey, Big Chill, Diamondhead, XLR8	Clock: Wildmutt, Chromastone (2x), Goop, Slapback, Ultimate SlapbackUltimate Clock: Crashhopper, Clockwork (2x), Big Chill, Chemarro, Way Big, XLR8, Ultimate Armodrillo, Diamondhead, Gravattack
Couples Retreat 	When Taryn insists on returning to Ledgerdomain to try to help a rogue Charmcaster, you find that the magical villain has obtained an... interesting accomplice. 	Jetray (2x), Fasttrack, Four Arms, Diamondhead, Humungousaur (2x), Ultimate Humungousaur 	Clock: Snark Tanque, Jetray, Ultimate Jetray, Fasttrack, Spitter, Arctiguana, Ghostfreak, Alien XDarkstar: Alien D
Prisoner Number 775 is Missing 	After Area 51 is destroyed, it is revealed to have an alien prison underneath it with 774 alien prisoners inside. Wait, that can't be right, there's supposed to be 775... 	Swampfire, Big Chill, Rath (selected alien was Humungousaur), Echo-Echo (selected alien was Humungousaur), Humungousaur, Wildmutt, Ultimate Wildmutt, ChamAlien 	Big Chill, Rath (selected alien was Big Chill), Sandbox, Blitzwulf, Snakepit, ChamAlien
The Ultimate Sacrifice 	You lose control of an Ultimate Form during a fight, and it results in you being trapped inside the Ultimatrix, where your Ultimates reside. 	Ben: Humungousaur, Ultimate Humungousaur (2x), Ghostfreak, Heatblast, Brainstorm, Diamondhead, Way BigUltimates: Cannonbolt, Swampfire, Big Chill, Humungousaur, Spidermonkey, Echo-Echo 	
Clock: Big Chill, Ultimate Big Chill, Ultimate Jetray, AmpFibian, Ultimate AmpFibian, Arctiguana, Ultimate Arctiguana, Armodrillo, Ultimate Armodrillo, ChamAlien, Ultimate ChamAlien, Wildmutt, Ultimate Wildmutt, Ultimate Ripjaws, Ultimate Cannonbolt, Ultimate Swampfire, Ultimate Humungousaur, Ultimate Spidermonkey, Ultimate Echo-Echo, Ultimate Rath, Ultimate Slapback, Goop, Antigravitesla, Slapbolt, Toepick, Heatblast, Captain Clockwork, Ultimate ClockUltimate Clock: Ailen XUltimates: Cannonbolt, Swampfire, Big Chill, Humungousaur, Spidermonkey, Echo-Echo, Jetray, Rath, Ripjaws, Slapback, AmpFibian, Arctiguana, Armodrillo, ChamAlien, Wildmutt
The Night of the Living Nightmare	You wake up one night to find yourself alone. Entirely alone. The entire neighborhood is barren, except for many of your fallen enemies. What could be going on here? 	Ben: NRG, Four Arms, Goop, Ultimate Spidermonkey, Lodestar, ChamAlien, AmpFibian, FasttrackAlbedo: Fasttrack, ChamAlien, Big Chill, NRG, Brainstorm 	Clock:Albedo:
Inspector 13 	Following up on the events from Greetings from Techadon, a Techadon Weapon Master arrives and kidnaps you, intending to use the Ultimatrix to enhance the Techadons. 	Ben: Echo-Echo, Terraspin, RathGwen: Diamondhead, Clockwork, Humungousaur, Upchuck, RathKevin: Jetray, Wildmutt, Way Big, Nanomech, AmpFibian 	Clock:Taryn:Kevin:Charmcaster:
Heroes United 	A monster of a mechanical marvel appears from a mysterious portal and attacks. It manages to get you through the portal, where you find yourself in an alternate world where no one knows you, and rather than aliens, E.V.O.s run amuck, one of which going by the name of Rex Salazar.	Ben: Humungousaur, Diamondhead (3x), Lodestar, Rath (2x), Big Chill (4x), Cannonbolt (2x), XLR8, Four Arms, Shocksquatch, Upgrade, UpchuckAlpha: Heatblast, Four Arms, Humungousaur 	Clock: UpgradeAlpha: Swampfire, Spidermonkey, Atomix
When in Rome... 	A tussle with the Forever Knights in Rome leads you to the first piece of an ancient puzzle. 	Terraspin, Echo-Echo, Humungousaur, Ultimate Humungousaur 	Terraspin, Echo-Echo, Humungousaur, Rath
Awful Tower 	You head to France after hearing of Null Void monsters attacking. There, the ancient mystery thickens. 	Water Hazard, NRG, Swampfire, Ultimate Swampfire 	
Devil's Advocate 	A signal interference causes Azmuth to believe the next piece of the Potis Altiare is in Wyoming. Specifically, at Devil's Tower. 	Armodrillo, Humungousaur, Spidermonkey, Ultimate Spidermonkey 	
Terra-Caught Off Guard 	Taryn detects that the next Potis Altiare piece is located somewhere along the Great Wall of China. 	Swampfire, AmpFibian, Big Chill, Ultimate Big Chill 	
Tokyo Nights 	Cooper sends you a distress signal, claiming he's under attack in Tokyo and for you to come alone. 	Armodrillo, NRG, Spidermonkey, Ultimate Spidermonkey 	
Amazon Prime 	You're given a map to the last two pieces of the Potis Altiare. Your first of these last two stops: the Amazon Rainforest. 	AmpFibian, Big Chill, Echo-Echo, Ultimate Echo-Echo 	
On the Rome Again 	You return to Rome to obtain the last (or first?) piece of the Potis Altiare. However, you find it in the posession of a jealous superhero. 	Terrapin, Armodrillo, Swampfire, NRG 	
Shin To'kustar 	The evil To'kustar lands in Tokyo. It's up to you to reach him and finish this fight once and for all. 	Ben: Water Hazard, Spidermonkey, Humungousaur, Way BigAlbedo: Way Big 	Clock: Way BigAlbedo: Way Big, Ultimate Way Big
==Omniverse==
Episode 	Plot 	Ben's Aliens 	Clock's Aliens
The More Things Change 	When Taryn and Kevin leave so the former can focus on continuing her proper education, and Charmcaster having to return to Ledgerdomain, you find yourself being a lone hero for the first time since you began. Things aren't so different, though, still plenty of alien conspiracies and secrets and plots to kill you.	Present Ben: Lodestar, Spidermonkey (selected alien was Humungousaur), Cannonbolt, Bloxx, NRG (selected alien was XLR8), Water Hazard (selected alien was Humungousaur), Terraspin, Armodrillo, ShocksquatchYoung Ben: Four Arms, FeedbackZed: Crabdozer, Buglizard 	Present Clock:Young Clock: FeedbackZed: Crabdozer, Buglizard
Trouble Helix 	A flashback sequence of events reveals the origins of a foe known as Malware. 	Present Ben: Chromastone, CannonboltYoung Ben: XLR8, Feedback, Four Arms (selected alien was Diamondhead), Heatblast, Cannonbolt, Diamondhead 	
It Was Them 	Following an attack by another monster, you believe the threats to be connected to Dr. Animo. 	Ben: Diamondhead, Echo-Echo (selected alien was Swampfire), Rath (selected alien was Swampfire), CrashhopperZed: Slamworm, Mucilator 	Clock: CrashhopperZed: Slamworm, Mucilator
So Long and Thanks for all the Burgers 	A mysterious and dark ship enters Earth's atmosphere. You find out that the ship belongs to an ancient, fifth-dimensional species, and that it houses a universe-threatening device. 	Crashhopper, Grey Matter (selected alien was Rath), Spidermonkey, NRG, Alien X 	Alien X
Of Predators and Prey 	The monster-related threats come to a head when you find out the person behind them: Khyber, an alien huntsman bent on taking your Omnitrix and hanging it on his wall. 	Present Ben: Stinkfly (2x, selected alien was Humungousaur), Wildmutt (2x, selected alien was Humungousaur), Crashhopper (2x), Armodrillo (2x, selected alien was Humungousaur), Heatblast (2x), Ball Weevil, Rath, Humungousaur, Grey Matter (selected alien was Way Big), Big ChillYoung Ben: Stinkfly, FeedbackZed: Crabdozer (2x), Buglizard (2x), Mucilator (2x), Slamworm (2x), Terroranchula, TyrannopedePhil: Terroranchula 	Present Clock:Young Clock:Zed:Phil: Terroranchula
Outbreak 	During a training session, the Plumbers Base becomes under attack by a mysterious Cerebrocrustacean, a member of Brainstorm's species. He escapes, but not before jeopardizing the Omnitrix. 	Ben: Wildvine, Humungousaur, Walkatrout, Pesky Dust, Mole-Stache, The Worst, Kickin HawkRook: UpchuckPsyphon: HeatblastLiam: HumungousaurBubble Helmet: ShocksquatchFistina: Upgrade 	Clock: Puffertrip, Pesky Dust, Portaler, Mole-Stache, The WorstRook:Psyphon:Liam:Bubble Helmet:Fistina:
Malefactor 	While being the reluctant victim of a dunking tank at a town festival, Khyber's predators attack. 	Present Ben: Brainstorm, Wildmutt, Spidermonkey, Stinkfly, Humungousaur (3x), Heatblast (2x), Armodrillo, Big ChillYoung Ben: XLR8, FeedbackZed: Buglizard, Crabdozer, Slamworm, Hypnotick 	Present Clock:Young Clock:Zed: 
Showdown 	Galvan Prime is under attack by Khyber and Dr. Psychobos, while Galvan B takes a hit from the less obvious threat of Malware. 	Present Ben: Heatblast (selected alien was Water Hazard), Humungousaur (2x), Ball Weevil, Big Chill, NRG, Way Big, FeedbackYoung Ben: Four Arms, Feedback (4x)Zed: Omnivoracious, Tyrannopede, Terroranchula, Hypnotick, Vicetopus 	Present Clock: FeedbackYoung Clock: FeedbackZed:
Clock Again 	During a fight with Eon, a freak accident happens. What appears to be nothing at first results in you realizing that your surroundings appear more like they did five years ago, including the Omnitrix. 	Present Ben: Diamondhead, Ditto, Wildvine, ClockworkYoung Ben: XLR8, Diamondhead, Armodrillo, Goop, NRG, Wildmutt, Big Chill (selected alien was Armodrillo), Arctiguana, Clockwork 	Present Clock:Young Clock:
Store 23 	While visiting McRonald's, you find that this one in particular is run by an insectoid alien, and that it hops dimensions, only for it to wind up stuck in Dimension 23. 	Ben 10: Eatle, Feedback, XLR8 (2x), Shocksquatch, Upchuck, Spidermonkey, Mole-Stache, Wildmutt, HeatblastBen 23: Freezelizard, Rollaway, Electricyeti 	Clock 10:Clock 23:  
Food Around the Corner 	You've been enlisted to be the peace negotiator between the Appoplexians and the Lewodans. The catch? You're stuck as Gravattack for it, which has ultimately lead to a bit of an... infestation. 	Gravattack, Jury Rigg, Rath 	
Tummy Trouble 	A distress signal sends you and Rook to the planet Peptos XI, home to Upchuck's species, where you learn that they are being invaded by the Incurseans. 	Upchuck (3x), Big Chill, Spidermonkey, Water Hazard, Kickin Hawk 	
While You Were Away 	Rook's younger brother, simply named Young One, contacts you, saying that the people of their homeworld are acting... strange. 	Terraspin, Gravattack, Ball Weevil, Astrodactyl 	
The Frogs of War 	The Incurseans attack Earth, finally having the balls to do so despite it being your turf. 	Way Big (2x), NRG, Water Hazard, Astrodactyl, Snare-Oh, Rath, Bloxx (selected alien was Big Chill), Nanomech (selected alien was Humungousaur), Big Chill, Four Arms, Humungousaur, Crashhopper, XLR8 (2x), Bullfrag 	
The Ultimate Heist 	You wake up in a cell in the prison of the Plumber's base, with no one willing to listen to your pleads to let you out, as you find out you are made to look just like Albedo. 	Ben: Big Chill, Four Arms (2x), Nanomech, Eye Guy (2x), Water Hazard, Terraspin, ShocksquatchAlbedo: Wildvine, Goop, Big Chill, Humungousaur (2x), Ultimate Humungousaur, Ultimate Echo-Echo, Ultimate Spidermonkey 	Clock:Albedo:
A Fistful of Brains for a Few Brains More	After chasing Albedo, you find yourself kidnapped, trapped in a desolate wasteland where your predators roam. 	Ben: Cannonbolt (2x, selected aliens were Way Big and Astrodactyl), Ditto, Astrodactyl (selected alien was Way Big), Goop, Upchuck (2x), Eye Guy, Shocksquatch, Crashhopper, Diamondhead, Feedback, Terraspin, Gravattack, Pesky Dust (selected alien was Way Big), Water Hazard, Bloxx, AtomixAlbedo: Brainstorm, Ultimate Albedo (5x), Ultimate Spidermonkey (2x), Ultimate Humungousaur (2x), Arctiguana, Ultimate Arctiguana, Armodrillo, Gravattack, Ultimate GravattackKhyber's Pet: Panuncian, Tyrannopede, Crabdozer, Mucilator, Buglizard, Omnivoracious, Vicetopus, Terroranchula, Hypnotick, Slamworm 	Clock:Albedo:Khyber's Pet:
The Anur Mash 	A trip into space causes you to crash land on the mysterious "planet" of Anur Phaetos: the homeworld of Ghostfreak. 	Wildvine, Crashhopper, Bloxx, Feedback, NRG 	
Are You My Mummy? 	Although you've managed to escape Anur Phatoes, Rad's ship doesn't make it far before you wind up on the desert planet of Anur Khufos, home to Snare-Oh's species. 	 	
Where, Wolf? 	Learning more of Zs'Skayr's plans, you try to head for Anur Transyl, but end up on its moon of Luna Lobo instead when it suddenly reappears in the sky, and its Loboans aren't happy. 	 	
It's Alive! 	Your team finally manages to reach Anur Transyl, Frankenstrike's planet, where you must trek to reach Zs'Skayr in time. 	 	
The Vampire Strikes Back 	Zs'Skayr manages to revive the Vladat warlord, Lord Transyl, who in turn holds the entire system hostage through use of his planet Anur Vladias. 	Astrodactyl, Whampire, Atomix 	Alien X
And Then There Were None 	You've lived a normal life, even more so since the most boring summer ever seven years ago. But things get strange when you suddenly meet... yourself. 	Ben 10: Spidermonkey, Wildmutt, AstrodactylBen 23: Build-A-GuyGwen 10: FloraunaBen 10,000: Saur Arms, Atomic-XBad Ben: Ghostfreak, GravattackMad Ben: RathBenzarro: Frankenstrike, Snare-OhNega Ben: GutrotAlbedo: Humungousaur, Ultimate Humungousaur, Ultimate Spidermonkey 	Clock 10:Clock 23:Taryn 10:Clock 10,000:Bad Clock:Mad Clock:Clockzarro:Nega Clock:Albedo:
And Then There Was Clock 	With Vilgax having destroyed all your alternate selves, Paradox proposes a new approach: going and obtaining the Omnitrix from the past to bring the others together before restoring the multiverse. 	NW Ben: Grey Matter, Cannonbolt, Armodrillo, Clockwork (2x)Ben 10: DiamondheadBen 23: Eye Guy, Big Bug, Build-A-Guy, Vomit ManGwen 10: Kineceleran, Petrosapien, Florauna, Arburian PelarotaBen 10,000: Atomic-X (2x), Saur ArmsBad Ben: BuzzshockBenzarro: FrankenstrikeAlbedo: Ultimate Echo-EchoYoung Ben: Heatblast 	NW Clock:Clock 10:Clock 23:Taryn 10:Clock 10,000:Bad Clock:Mad Clock:Clockzarro:Nega Clock:Albedo:Young Clock: Ghostfreak
Universe v. Firefly 	The Celestialsapiens put you on trial for having recreated the universe. 	Ditto, Bloxx, Upchuck, Terraspin, Way Big, Four Arms, Eye Guy, Alien X 	Alien X
The Rooters of All Evil 	The Rooters, a darker, splinter-group of the Plumbers, arrive with a mysterious interest in Kevin's whereabouts. 	Ball Weevil, Upchuck, AmpFibian, Gravattack 	
Weapon XI 	The Rooters have seemingly taken control of Kevin, as well as the Plumbers' Kids that you once called allies. As it turns out, their creation was meant to serve a single purpose: Your destruction. 	Present Ben: Atomix, Feedback, Alien X, Kickin Hawk, Ball Weevil (selected alien was Way Big), Gutrot, Eye GuyYoung Ben: Eye Guy, XLR8 	Present Clock:Young Clock:
It's a Mad, Mad, Mad Clock World 	Your day off is interrupted by both the presence of Clock 23 as well as Rook calling you in on a mission regarding a new evil threat: Maltruant. 	Ben 10: Walkatrout (selected alien was XLR8), Goop (selected alien was Gravattack), The Worst, Mole-Stache, Bullfrag, Jury Rigg, Clockwork (2x), Gravattack, Eye Guy, Bloxx, Rath, Nanomech, Grey MatterBen 23: Speedyquick, Toolboxx, Nighty Knight, Mr. Monkey, Rollaway, Techno-Bubble (2x), Dino-Mighty, Freezeghost, Handy Man, Lightning Volt, BrainfrogMad Ben: Diamondhead, Upchuck, NRG, Way Big 	Clock 10:Clock 23:Mad Clock:
Stuck on You 	Khyber has returned, and although he has no pet to wield his Nemetrix, he has instead teamed up with the Slimebiote known as Skurd. 	Ben: Heatblast, HumungousaurSkurd: Crabdozer, Bloxx, Armodrillo, DiamondheadKhyber: Tyrannopede 	Clock:Skurd:Khyber:
Let's Do the Time War Again 	When Eon attacks, a huge amount of timey wimey events take place that make things a bit... confusing. 	Ben: Eatle, Feedback, Gravattack, Four Arms, Big ChillSkurd: WildvineBen 10,000: Crashocker, Jury Grade, Way Chuck 	Clock:Skurd:Clock 10,000:
The End of an Era, A New Dawn 	You're rushed by Paradox into the future to help your future self in a fight against Maltruant. As it turns out, he's far closer to achieving his goal than it was once thought. 	Ben: Whampire (2x), Ghostfreak (2x), XLR8 (2x), Mole-Stache (2x), Chromastone (2x), Feedback (2x), Four Arms, Ripjaws, Heatblast, Wildmutt, Dimandhead, Upgrade, Cannonbolt, Wildvine, Blitzwulf, Upchuck, Ditto, Eye Guy, Way Big, Swampfire, Echo-Echo, Humungousaur, Big Chill, Brainstorm, Spidermonkey, Goop, Alien X, Lodestar, Nanomech, Rath, Water Hazard, AmpFibian, Armodrillo, Terraspin, NRG, Clockwork, Shocksquatch, Eatle, Jury Rigg, Bloxx, Gravattack, Crashhopper, Ball Weevil, Walkatrout, Pesky Dust, The Worst, Kickin Hawk, Toepick, Astrodactyl, Bullfrag, Atomix, GutrotSkurd: Diamondhead, Heatblast, Alien XBen 10,000: Humungoopsaur, Atomic-X	Clock: Alien X (2x), Ghostfreak, Four Arms, Stinkfly, XLR8, Diamondhead, Ripjaws, Heatblast, Upgrade, Wildmutt, Grey Matter, Cannonbolt, Wildvine, Blitzwulf, Snare-Oh, Frankenstrike, Upchuck, Ditto, Eye Guy, Way Big, Jetray, Swampfire, Humungousaur, Chromastone, Goop, Brainstorm, Big Chill, Spidermonkey, Echo-Echo, Slapback, Shocksquatch, Atomix, Squidstrictor, Lodestar, Nanomech, Simpleten, Decagon Vreedle, Rath, NRG, Water Hazard, Armodrillo, AmpFibian, Terraspin, Tranquillizer, Snark Tanque, Spitter, Arctiguana, Fasttrack, Sandbox, Snakepit, ChamAlien, Antigravitesla, Captain Clockwork, Clockwork, Big Dig Energy, Jury Rigg, Eatle, Gutrot, Bloxx, Shellhead, GravattackSkurd:Clock 10,000:
==Reboot==
Kevin is the version from the No Watch Ben universe, and was used as a conduit by Vilgax when he ended up being trapped there.
Episode 	Plot 	Ben's Aliens 	Clock's Aliens
Anti-Tricked 	After a new alien is unlocked, the Omnitrix begins to malfunction, and seems to be sending a signal to something... or someone. 	Cannonbolt (14x), Gax (2x, selected aliens were Overflow and Diamondhead), Wildvine (9x), Grey Matter (10x), Four Arms (14x), Stinkfly (10x), Upgrade (7x), XLR8 (11x), Heatblast (16x), Overflow (7x), Diamondhead (10x) 	Clock: Overflow, UpgradeReboot Kevin:
Riding the Storm Out 	An electromagnetic field interferes with your transformations, and seems to be coming from a mysterious group of aliens known as the Weatherheads. 	Grey Arms, Amalgam Ben 	Amalgam Clock
Out to Launch 	A rocket launch is hijacked by a new villain known as Lord Decibel. 	XLR8, Grey Matter (selected alien was Four Arms), Diamondhead, Omni-Enhanced Diamondhead 	
Animorphosis 	Two animal-themed villains, Clancy and Dr. Animo, team up to steal DNA from the Omnitrix. 	Ben: Stinkfly, Omni-Enhanced Stinkfly, Overflow, Omni-Enhancd OverflowDr. Animo: Rath 	Clock:Dr. Animo: Antigravitesla
Steam Fight at the OK Corral 	The modernization of a wild west town is interrupted by the steampunk Steam Smythe. 	Four Arms, Slapback, Humungousaur 	
Clock Again and Again 	After buying some illegal time travel technology, the young Billy Billions sets out to obtain the Omnitrix before you ever did. 	Ben: XLR8, Four Arms (2x)Gwen: Four ArmsBilly: Four ArmsSquirrel: Four Arms 	Clock:Rook:Charmcaster:Billy:
Shocked and Rocked 	During a fight with the Weatherheads, you finally reunite with Vilgax yet again, just as a new, yet seemingly familiar, alien is unlocked. 	Four Arms (selected alien was Heatblast), Omni-Enhanced Four Arms, Heatblast, Omni-Enhanced Heatblast, Shock Rock (3x), Overflow (selected alien was Stinkfly), Omni-Enhanced Overflow, Diamondhead 	Shock Rock
Innervasion 	Despite the warnings of Vilgax, you've ended up becoming Shock Rock. And it isn't long before you realize your worst enemy might have been right. 	Ben: Shock Rock (6x, first time selected alien was Upgrade), Four Arms (3x), Omni-Enhanced Four Arms, Grey Matter (2x), Heatblast (2x), Diamondhead, Omni-Enhanced Diamondhead, Cannonbolt, XLR8, Wildvine, XLRArmBlastDiamondHeatMax: CannonboltGwen: Stinkfly	Clock: Shock Rock Rook:Charmcaster:
This One Goes to Eleven 	Your attempt to stop a robbery at a notable warehouse keeps getting interrupted by the sudden appearances of the alternate Kevin 11. 	Ben: Diamondhead, Stinkfly, HumungousaurKevin: Wreckingbolt 	Clock:Kevin:
King of the Castle 	You and the alternate Kevin find yourselves trapped in a labyrinth by the mysterious lone Forever Knight. 	Ben: Humungousaur, Heatblast, Four ArmsKevin: Thornblade, Undertow, Dark Matter 	Clock:Kevin:
The Night Clockwork Firefly Came to Town	What is meant to be a relaxing vacation trip to a mining town results in you becoming somewhat disillusioned by your team. 	Four Arms, Slapback, XLR8, Heatblast 	
Roundabout 	Rook and Charmcaster become worried when Clock has gone off the grid, only to find he has reluctantly joined forces with the Forever Knight and alternate Kevin 11 to stop his past self from obtaining the Omnitrix.	Ben: Diamondhead (2x), XLR8, Humungousaur, Four Arms, Shock Rock, RathKevin: Rush, Bashmouth, Quad Smack, Wreckingbolt, Thornblade, Dark Matter, Crystalfist 	Clock:Kevin:
What Rhymes with Omnitrix? 	After your previous timey wimey visits to that night you gained the Omnitrix, you head back to that spot in the present, only to find a piece of the puzzle you've been missing this whole time. 	Rath, Humungousaur, Four Arms, Omni-Kix Four Arms 	
Tales from the Omnitrix 	When the alternate Kevin 11 returns to the present, he insists on taking a break from the fighting, and you two, along with Rook and Charmcaster, end up thinking of whimsical stories to cut the tension. 	Ben: Four Arms (3x), Jetray (2x), Shock Rock, Rath (2x), Omni-Kix RathKevin: Dark Matter, Bootleg, Crystalfist, RushSmackShot 	Clock:Kevin:
Clock 10 vs. The Universe 	When attempting to save Earth from an incoming asteroid, you instead find yourself whisked away on an intergalactic adventure with all kinds of returning faces. 	Ben: Jetray, Omni-Kix Jetray, Omni-Naut Jetray, Heatblast, Omni-Naut Heatblast, Humungousaur, Omni-Naut Humungousaur, Shock Rock, Omni-Naut Shock Rock, Cannonbolt, Four Arms, Diamondhead, Way BigKevin: 	Clock:Kevin: