Timeline of events in Pokémon the Series: XY

In , Ash Ketchum arrives in the Kalos region to pursue his dream of becoming a Pokémon Master. He meets , an inventor and the Lumiose City Gym Leader; his young sister ; and , a childhood acquaintance of his who joins them on their . Together, Ash and travel across Kalos as Ash aims to collect eight Gym Badges to qualify for the Kalos League, while Serena, after much consideration what her goal should be, chooses to become a Pokémon Performer and compete in Pokémon Showcases to become the . During this journey, the group uncovers the mysteries of Mega Evolution and ends up coming face to face with the villainous Team Flare.
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==Timeline==
These events are listed in chronological order as opposed to solely release order.
===Kalos===
Episode 	Details
Kalos, Where Dreams and Adventures Begin! 	
* and arrive in Lumiose City, the central part of the Kalos region.
* Ash sees a mysterious at the airport.
* Ash learns that Alexa's sister is away from her Gym, but there is another in Lumiose City itself.
* Ash and Alexa go their separate ways.
* Ash is unable to have an official Gym battle, as he needs four Badges in order to challenge the Lumiose Gym.
* Ash meets an inventor named and his sister for the first time.
* Ash has a battle with Clemont, but it gets interrupted by .
* Clemont and Bonnie encounter Team Rocket for the first time.
* A saves from Team Rocket, but is injured in the process.
Lumiose City Pursuit! 	
* meets for the first time.
* Ash, , , and learn about Mega Evolution.
* Ash meets the Pokémon he saw at the airport and learns that it is a .
* sees Ash on TV and recognizes him from when they were younger.
* Ash receives a new Pokédex from Professor Sycamore.
* Ash catches the he befriended in the previous episode.
A Battle of Aerial Mobility! 	
* leaves on her Pokémon journey.
* , , and agree to travel together.
* Ash registers for the Kalos League and receives a new Badge case.
* decides to head to Santalune City for Ash's first Gym .
* Bonnie befriends a , which begins to follow the group.
* James catches an .
* Ash's Froakie is revealed to know .
* Ash catches a .
* Serena reaches Lumiose City and meets as she prepares to choose her first partner Pokémon.
A Shockingly Cheeky Friendship! 	
* receives a Pokédex from and chooses as her first partner Pokémon.
* James's Inkay is revealed to know , , and .
* The that met in the previous episode is revealed to know and .
* catches the Dedenne and allows to take care of it.
A Blustery Santalune Gym Battle! 	
* , , and reach Santalune City, with arriving soon after, and meet Viola, the local Gym Leader.
* Ash meets up with again, while Clemont, Bonnie, and Serena meet her for the first time.
* Serena meets Clemont and Bonnie for the first time.
* Ash battles Viola in his first Kalos Gym match and loses.
* Serena reunites with Ash and asks him if he remembers her.
Battling on Thin Ice! 	
* reveals that she and first met at a summer camp in Pallet Town, but he does not remember her.
* Ash's Fletchling is revealed to know .
* Ash has a rematch against Viola and wins, earning himself his first Kalos League Badge, the .
* Ash learns that the next Gym is located in Cyllage City.
Giving Chase at the Rhyhorn Race! 	
* officially joins in their travels.
* Serena tells about the first time they met, and Ash finally remembers her.
* The group decide to head back through Lumiose City on their way to Cyllage City.
* Serena encounters for the first time.
Clemont's Got a Secret! 	
* and return to Lumiose City.
* Ash and meet Meyer, and 's father.
* Ash and Serena learn that Clemont used to be the Gym Leader before Clembot, one of his inventions, took over.
* Clemont is revealed to own a , a , and a , which he keeps at the Gym.
* Clemont's Bunnelby is revealed to know .
* Clemont challenges Clembot to a battle and wins, reclaiming the Gym.
* Clemont modifies Clembot's programming and leaves it in charge of the Gym so he can continue traveling.
* Despite the Badge restriction being revoked, Ash decides to get three more Badges before challenging the Lumiose Gym.
** Clemont agrees to meet the challenge himself when the time comes.
Mega-Mega Meowth Madness! 	
* and learn about Blaziken Mask, the Trainer of the Mega that previously saved Ash.
* Blaziken Mask is secretly revealed to be Meyer, Clemont and Bonnie's father.
* receives a from .
The Bamboozling Forest! 	
* James attempts to catch two , but is interrupted by an angry .
* Jessie catches a .
* Clemont's Chespin is revealed to know .
To Catch a Pokémon Smuggler! 	
* learns about evolution.
Kindergarten Chaos! 	
* learns of the type.
An Appetite for Battle! 	
* Ash's Froakie is revealed to know .
* Clemont's Chespin is revealed to have as its Ability.
A Rush of Ninja Wisdom! 	
* and meet a ninja boy named Sanpei.
* Ash's Froakie tries to learn , but ends up learning instead.
A Conspiracy to Conquer! 	
* , , and encounter an evil, psychopathic .
Breaking Titles at the Chateau! 	
* and visit the Battle Chateau.
* Ash and his friends encounter Viola again.
* Ash and his friends meet Grant, the Cyllage City Gym Leader.
* Ash wins his first Battle Chateau challenge and becomes a .
A PokéVision of Things to Come! 	
* learns about Pokévision and makes her first video.
* Jessie's Pumpkaboo is revealed to know .
* Serena's Fennekin is revealed to know and also learns .
Mega Evolution Special I 	
* Alain, a wielding Mega Evolution, meets Mairin, a beginning Trainer.
* Alain finds a Gyaradosite.
* Mairin a , which she nicknames "Bébé".
* Alain has a against Siebold of the Kalos Elite Four, but loses.
* Mairin decides to travel with Alain.
Going for the Gold! 	
* tries and fails to catch a .
* and each receive a fishing rod from Rodman.
Coming Back into the Cold! 	
* and meet up with again.
An Undersea Place to Call Home! 	
* develops a strategy to counter Grant's 's .
Climbing the Walls! 	
* and reach Cyllage City.
* Ash has a Gym with Grant and wins, earning the .
* Ash learns that the next Gym is located in Shalour City.
A Battle by Any Other Name! 	
* and meet Miette, who starts a rivalry with .
* Serena and Miette enter the Poké Puff Contest but both end up losing.
* Serena's Fennekin is revealed to know .
To Find a Fairy Flower! 	
* tries to catch a for to take care of, but fails since she belongs to .
The Bonds of Evolution 	
* and encounter again.
* Ash and his friends meet Diantha, the Kalos League .
* Ash and his friends learn about Mega Stones and Key Stones.
* Ash has a with Diantha, but it gets interrupted by .
* Ash, his friends, and Team Rocket witness a Mega Evolution for the first time.
Heroes - Friends and Faux Alike! 	
* Jessie's Pumpkaboo is revealed to know .
Mega Revelations! 	
* and meet , the Shalour City Gym Leader, for the first time.
* Ash accepts a challenge from Korrina and loses.
* The group starts traveling with Korrina to go to Geosenge Town to hunt for a Lucarionite.
The Cave of Trials! 	
* , , and arrive in Geosenge Town.
* is revealed to have obtained his as a .
* Ash and his friends meet Gurkinn, Korrina's grandfather, for the first time.
* Korrina obtains a Lucarionite.
* Korrina begins Mega Evolving her for the first time.
The Aura Storm! 	
* Korrina's Lucario Mega Evolves into Mega Lucario for the first time.
* has another with , but it is interrupted when Lucario goes out of control in its Mega Evolved state.
* Gurkinn sends Korrina, accompanied by Ash and , to Pomace Mountain to train with a Mega Evolution Trainer living there.
Calling from Beyond the Aura! 	
* Korrina's Lucario gains control over itself for the first time while Mega Evolved, but it soon loses control again.
The Bonds of Mega Evolution! 	
* , , and arrive at Pomace Mountain.
* Korrina's Lucario learns how to fully and permanently control itself while Mega Evolved.
* Korrina leaves the group.
The Forest Champion! 	
* catches a .
Battles in the Sky! 	
* learns about Sky Battles and has his first battle of this type.
* Ash's evolves into and learns .
Forging Forest Friendships! 	
* Ash's Froakie learns .
* Serena's Fennekin uses for the first time.
Summer of Discovery! 	
* , , , and enroll in the Pokémon Summer Camp.
* Ash and meet up with again.
* Ash and his friends meet , , and .
* Serena has her first official Pokémon battle against Shauna and loses due to a "first-touch" rule.
Day Three Blockbusters! 	
* and continue their week at the Pokémon Summer Camp.
* learns about Pokémon Showcases.
* 's is revealed to have evolved into a .
* Aria is revealed to be the current .
Foggy Pokémon Orienteering! 	
* and continue their week at the Pokémon Summer Camp.
Battling Into the Hall of Fame! 	
* The Pokémon Summer Camp ends.
Origins of Mega Evolution! 	
* and arrive in Shalour City and meet up with again.
* Ash prepares to start his Gym with Korrina.
Showdown at the Shalour Gym! 	
* is revealed to own a and a .
* has a Gym against Korrina and wins, earning the .
* Ash learns that the next Gym is located in Coumarine City.
Dreaming a Performer's Dream! 	
* and arrive in Lagoon Town and meet up with again.
* a , making it her first caught Pokémon.
* Serena sets her goal to become a Pokémon Performer.
A Campus Reunion! 	
* reunites with a he met as a and catches him.
Bonnie for the Defense! 	
* Clemont's Luxio is revealed to know .
Mega Evolution Special II 	
* Alain and Mairin arrive in the Hoenn region.
* is revealed to own a , a Key Stone, and a Metagrossite.
* Alain and battle Steven, but the is interrupted by Lysandre.
* Steven is revealed to have replaced Wallace as the reigning Hoenn League .
* Alain is revealed to be working with Lysandre and Lysandre Labs, and to have received his Mega Ring and Charizardite X from him.
* attacks Alain and his company during their research, becoming Mega Rayquaza in the process.
* Alain and Steven attempt to battle Mega Rayquaza, but are quickly overwhelmed.
* Lysandre orders Alain to go to Rustboro City.
Pathways to Performance Partnering! 	
* and meet Nini, a Pokémon Performer.
A Stealthy Challenge! 	
* and meet up with Sanpei again.
* Sanpei's is revealed to have evolved into a .
* Ash's evolves into and learns .
A Race for Home! 	
* , , and meet 's mother, , for the first time in person.
* Grace learns of Serena's dream to become a Pokémon Performer.
* Serena wins in a race against her mother, and receives her blessing to pursue her goal.
* Serena learns that a Pokémon Showcase will be held in Coumarine City.
Facing a Grand Design! 	
* , , and encounter the evil from before.
* James attempts to , but Inkay decides to stay with him.
A Slippery Encounter! 	
* catches a .
One for the Goomy! 	
* Ash's Goomy gets over its fear of and befriends .
Thawing an Icy Panic! 	
* and arrive in Coumarine City and meet Ramos, the Gym Leader.
The Green, Green Grass Types of Home! 	
* has a Gym with Ramos and wins, earning the .
Under the Pledging Tree! 	
* wants to a again, but is unable to, since he has no Poké Balls on hand.
* receives a blue ribbon as a gift from Ash.
A Showcase Debut! 	
* and encounter again.
* and Jessie both participate in their first Pokémon Showcase.
* Shauna wins the Showcase Rookie Class and her first .
* Serena cuts her hair short and starts wearing a new outfit, which includes the blue ribbon she received from Ash in the previous episode.
* Ash and his friends head back to Lumiose City for Ash's Gym with .
An Oasis of Hope! 	
* 's evolves into and learns .
The Future Is Now, Thanks to Determination!	
* 's evolves into and learns .
* Clemont leaves and heads to Lumiose City in a helicopter to train before his Gym with Ash.
A Fork in the Road! A Parting of the Ways! 	
* begins in preparation for his Gym with , adding his Gym Pokémon back to his active party.
* Clemont's Bunnelby learns , which goes unspecified for now.
* Jessie attempts to , but Wobbuffet decides to stay with her.
Battling with Elegance and a Big Smile! 	
* meets a named Sawyer, whom he defeats in a Gym .
* meets for the first time.
* Aria's is revealed to have evolved into .
* Aria is revealed to own an .
* Serena's evolves into .
* Serena has a Double Battle against Aria, but the battle is interrupted when Aria gets called away.
Mega Evolution Special III 	
* Alain, Mairin, and arrive in Rustboro City.
* Alain and Steven battle Primal and Primal .
* Mega reappears, stopping the rampage between Primal Groudon and Primal Kyogre.
* Lysandre obtains the legendary Giant Rock.
* learns that Alain can use Mega Evolution.
* Alain separates from Mairin and returns to Lysandre Labs to train.
* Mairin returns to Kalos with Steven to search for Alain.
Good Friends, Great Training! 	
* , , and meet up with again.
* Tierno is revealed to have earned the from Clembot.
* Tierno's is revealed to have evolved into a .
* Tierno is revealed to have obtained a , a , a , and a .
* Ash's evolves into and learns .
* Ash has a Double Battle with Tierno and wins.
* Ash and arrive back at Lumiose City.
Confronting the Darkess! 	
* , , and arrive back in Lumiose City and reunite with .
* Clemont learns that Serena's and Ash's have evolved into and , respectively.
* Ash and encounter Meyer and again.
The Moment of Lumiose Truth! 	
* The move Clemont's Bunnelby learned earlier is revealed to be .
* Clemont's Heliolisk is revealed to know and .
* Ash's Goodra is revealed to have as its Ability.
* has a Gym with and wins, earning the .
* Ash learns that the next Gym is located in Laverre City.
* Clemont returns control of Lumiose Gym and his Gym Pokémon to Clembot while he resumes his travels with Ash.
Garchomp's Mega Bond! 	
* and meet up with again.
* Professor Sycamore is revealed to have obtained a Key Stone and a Garchompite.
* Professor Sycamore's Garchomp achieves Mega Evolution for the first time.
* Ash and his friends head for Laverre City for Ash's next Gym .
* Professor Sycamore discovers the identity of Blaziken Mask.
* Meyer decides to help Professor Sycamore with his research in Mega Evolution.
Defending the Homeland! 	
* and arrive at 's .
* Ash and his friends learn the full story behind of Goodra's homeland.
* Ash's Goodra learns .
Beyond the Rainbow! 	
* and learn the truth about why invaded 's homeland.
* Ash Goodra at the so that it can stay with its friends.
A Fashionable Battle! 	
* and arrive in Laverre City and meet the Gym Leader, Valerie.
* meets up with Sawyer again, while Ash, , and meet him for the first time.
* Sawyer is revealed to have obtained a .
* Ash and Sawyer have a Double Battle, which is interrupted.
* Sawyer has a Gym against Valerie and loses.
Fairy-Type Trickery! 	
* Ash's Hawlucha is revealed to have learned .
* has a Gym with Valerie and wins, earning the .
Rivals: Today and Tomorrow! 	
* Sawyer is revealed to own a .
* learns that a Pokémon Showcase will be held in Dendemille Town.
* learns that the next Gym is located in Anistar City.
* Sawyer's evolves into .
* Ash has a three-on-three battle against Sawyer and wins.
* Sawyer leaves the group and heads to Coumarine City to face Ramos.
A Not-So-Flying-Start! 	
* and come across a Pokémon Egg, which hatches into a .
* Ash's Fletchinder is revealed to have as its Ability.
* Ash catches the newly hatched .
A Relay in the Sky! 	
* competes in the Pokémon Sky Relay with his Pokémon , , and ; and gets second place.
* Noibat learns how to fly.
Performing with Fiery Charm! 	
* and arrive in Dendemille Town and meet up with Miette again.
* Miette is revealed to have obtained a male .
* , Jessie, and Miette compete in the Dendemille Rookie Class.
* Serena wins the Dendemille Showcase, earning her first .
A Festival Trade! A Festival Farewell? 	
* Jessie trades her for Count Pumpka's .
** As a result of the trade, Pumpkaboo evolves into .
* Jessie trades Mawile back for her newly evolved Gourgeist.
Over the Mountain of Snow! 	
* Jessie's Gourgeist is revealed to have learned .
Mending a Broken Spirit! 	
* Serena's Braixen learns .
* Serena's Braixen receives a new stick wand, decorated with a ribbon.
A Legendary Photo Op! 	
* and meet up with again.
* Trevor's is revealed to have evolved into .
* Ash has a battle against Trevor and wins.
* Trevor is revealed to have earned the from Viola.
* Ash's evolves into and learns .
The Tiny Caretaker! 	
* tries to a for to take care of, but fails, due to it already belonging to .
A Trip Down Memory Train! 	
* reveals how he got his .
A Frolicking Find in the Flowers! 	
* learns that a Pokémon Showcase will be held in Anistar City.
* Serena an .
Tag Team Battle Inspiration! 	
* and arrive in Anistar City and meet up with and again.
* Tierno's and Shauna's are revealed to have evolved into and , respectively.
* Tierno is revealed to have challenged the Anistar Gym and lost.
* Ash and Tierno have a Tag Battle against and Shauna, which is called off.
* Ash has a battle against Tierno, but the result is left unknown.
A Performance Pop Quiz! 	
* and meet up with Nini again.
* , Jessie, , and Nini all compete in the Anistar City Pokémon Showcase Rookie Class.
* Serena wins the Showcase, earning her second .
* Shauna is revealed to have earned her second Princess Key.
* Shauna and part ways with and , and return to .
Cloudy Fate, Bright Future! 	
* and meet up with again.
* Ash and his friends learn about Anistar City's giant sundial.
* Ash and his friends meet Olympia, the Gym Leader of the Anistar Gym.
* Olympia predicts Ash, his friends, and will have an important role in a future crisis.
** She also predicts Ash's Frogadier will have a unique power when it evolves.
* Ash, his friends, and Professor Sycamore learn more about Ash's Frogadier's past.
All Eyes on the Future! 	
* has a Gym against Olympia and wins, earning the .
* gives Ash and a new Pokédex each.
* Ash learns of a Gym in Snowbelle City and decides to head there.
Mega Evolution Special IV 	
* Alain and Mairin reunite.
* Alain has a battle with Malva of the Kalos Elite Four and wins.
* Chespie meets a Zygarde Core and helps it escape from Lysandre Labs, but becomes ill in the process and falls into a coma.
* Lysandre is revealed to own a Key Stone.
* Alain sets off on a quest to restore Chespie's health.
From A to Z! 	
* and find a which nicknames Squishy.
* Squishy is revealed to know .
* Ash and his friends meet up with Sawyer again.
* Ash and his friends encounter Team Flare for the first time.
* Sawyer is revealed to have earned four more Badges.
* Sawyer tells Ash and his friends about Terminus Cave, which the group decides to visit on their way to Snowbelle City.
* Ash and Alain cross paths for the first time, but neither pays any attention to the other.
Love Strikes! Eevee, Yikes! 	
* and tell about Squishy.
* Serena's Eevee is revealed to know .
A Giga Battle with Mega Results! 	
* and encounter again.
* Professor Sycamore starts to research on Squishy.
The Legend of the Ninja Hero! 	
* and meet up with Sanpei again, and meet his brothers Ippei and Nihei for the first time.
A Festival of Decisions! 	
* 's evolves into and learns .
* Ash's Greninja transforms into Ash-Greninja for the first time, though no one is aware of it.
A Dancing Debut! 	
* and arrive in Couriway Town and meet up with Nini again.
* Nini is revealed to have obtained a and to have earned two s.
* , Jessie, and Nini enter the Couriway Rookie Class and Jessie wins, earning her first Princess Key.
Meeting at Terminus Cave! 	
* and arrive at Terminus Cave and encounter Team Flare again.
* Ash's Noibat is revealed to know .
* Ash and his friends see Squishy for the first time.
* Squishy gets separated from Ash and his friends.
A Cellular Connection! 	
* Squishy returns to travel with .
A Windswept Encounter! 	
* Ash's Noibat learns .
Party Dancecapades! 	
* and meet up with Miette again.
* Ash and Serena have a Tag Battle against Miette and James and win.
* 's evolves into and learns .
* Serena learns that a Pokémon Showcase will be held in Fleurrh City.
A Meeting of Two Journeys! 	
* and meet up with Sawyer again.
* Sawyer's and are revealed to have evolved into a and , respectively.
* Sawyer is revealed to have a .
* Ash has a three-on-three battle with Sawyer and wins.
* Ash and his friends officially meet Alain for the first time.
* Ash battles Alain and loses.
* vows to help Ash control his 's form using his inventions, which will be revealed later on.
An Explosive Operation! 	
* assigns Jessie, James, and to capture .
* attempt to capture Z2, but they are stopped by Team Flare and Alain.
* Z2 is captured by Team Flare.
Master Class Choices! 	
* and arrive in Fleurrh City.
* enters the Fleurrh Rookie Class and wins, earning her third and thus qualifying for the Master Class.
* Serena meets Palermo for the first time.
* Serena learns that the Pokémon Showcase Master Class will take place in Gloire City.
An Electrifying Rage! 	
* 's evolves into and learns .
Unlocking Some Respect! 	
* Xerosic begins experimenting on Z2.
Master Class is in Session! 	
* and arrive in Gloire City and meet up with Nini, Miette, and again.
* Nini, Miette, Shauna, and Jessilee are revealed to have three s each.
* , Nini, Miette, Shauna, and Jessilee all enter the Gloire City Pokémon Showcase Master Class.
* Serena, Shauna, and Jessilee advance to the semifinals.
Performing a Pathway to the Future! 	
* defeats and Jessilee in the semifinals and moves on to the finals.
* is revealed to own a .
* Aria defeats Serena in the finals and retains the title of .
* Palermo offers to tutor Serena.
* Serena eventually turns down Palermo's offer in order to continue traveling with , although the offer remains open.
The Synchronicity Test! 	
* invents a wristband-like mechanism to enhance and analyze and when using the Ash-Greninja form.
* Ash and encounter Alain again.
* Alain is revealed to own a .
* Ash has a battle against Alain and loses.
* Ash has a second battle with Alain, but it is abandoned when Ash collapses due to the strain of using the Ash-Greninja form.
Championing a Research Battle! 	
* Olympia tells Diantha about the upcoming threat to Kalos.
* and meet up with Diantha again.
* Diantha informs Ash and his friends about various incidents happening all over Kalos, including the island that Team Flare used to experiment on, and about .
* Ash's Greninja reaches its final Ash-Greninja form for the first time.
* Ash has a rematch against Diantha, which is interrupted when Ash overexerts himself during the battle and collapses with Greninja.
A Full-Strength Battle Surprise! 	
* and meet up with Sawyer again.
* Sawyer is revealed to have earned three more Badges, thus bringing his total to eight and qualifying him for the Kalos League.
* Sawyer's is revealed to have evolved into .
* Ash's Noivern is revealed to have learned .
* Sawyer is revealed to have obtained a .
* Ash has another against Sawyer and loses, suffering his first loss to the latter.
** During the battle, Ash attempts to activate 's Ash-Greninja form, but it fails for the first time.
* Sawyer travels with Ash and his friends as they head towards Snowbelle City.
All Hail the Ice Battlefield! 	
* and arrive in Snowbelle City and meet Wulfric, the Gym Leader of the Snowbelle Gym.
* Ash has a Gym with Wulfric and loses.
* Sawyer leaves the group.
* Dejected by his loss to Wulfric, Ash goes off by himself into the Winding Woods.
Seeing the Forest for the Trees! 	
* and perfect the Ash-Greninja form.
* Ash and learn that the Kalos League will be held in Lumiose City.
A Real Icebreaker! 	
* has a rematch against Wulfric and wins, earning the and thus qualifying for the Lumiose Conference.
* Ash and prepare to head back to Lumiose City in order to participate in the Lumiose Conference.
A Diamond in the Rough! 	
* and visit the again and meet up with and Keanan.
* Alain is revealed to have begun collecting Badges.
* Alain defeats at the Shalour Gym and earns the , fulfilling his requirements for entering the Lumiose Conference.
A League of His Own! 	
* and arrive back in Lumiose City and meet up with , , Sawyer, and Alain again, all of whom have earned the eight required Badges.
* Ash and his friends meet Malva for the first time.
* Ash, Tierno, Trevor, Sawyer, and Alain all enter the Lumiose Conference.
* Alain briefly reunites with .
* The Lumiose Conference begins.
* Trevor's is revealed to have evolved into .
* Trevor is revealed to have obtained a Key Stone, a Charizardite Y, an , and a .
* Alain and Ash defeat Trevor and Titus, respectively, and advance to the second round.
Valuable Experience for All! 	
* Sawyer is revealed to have obtained a .
* , Sawyer, and are all revealed to have made it to the quarterfinals.
* Ash defeats Astrid in the quarterfinals, advancing to the semifinals.
* Alain is revealed to have also advanced to the semifinals.
* Ash and meet up with again.
* Sawyer's is revealed to have evolved into .
* Sawyer is revealed to have obtained a Key Stone and a Sceptilite.
* Sawyer defeats Tierno in the quarterfinals, advancing to the semifinals.
* Ash and Alain are revealed to be facing Sawyer and Remo, respectively, in the semifinals.
* Ash's Goodra returns to Ash's party as his sixth member for the Full Battle against Sawyer.
Analysis Versus Passion! 	
* Alain's is revealed to have evolved into .
* Alain defeats Remo in a Full Battle in the semifinals, advancing to the finals.
* begins his semifinal Full Battle against Sawyer.
A Riveting Rivalry! 	
* Sawyer's is revealed to have evolved into .
* The Full Battle between and Sawyer ends in Ash's victory, advancing him to the finals to face Alain.
Kalos League Passion with a Certain Flare! 	
* and meet up with Meyer and Clembot again.
* Ash and his friends meet Mairin for the first time.
* Ash and his friends learn about Bond Phenomenon from .
* Team Flare continue their plans for Z2 by secretly taking over the Lumiose Gym.
* Ash meets Lysandre for the first time.
* Ash and Alain prepare to start their Full Battle in the finals.
Finals Not for the Faint-Hearted! 	
* and Alain begin their Full Battle in the finals.
* Alain is revealed to own a , a , a , and an .
Down to the Fiery Finish! 	
* The Full Battle between and Alain ends in Alain's victory, making him the winner of the Lumiose Conference.
* Team Flare places Z2 under their control.
* The Lumiose Conference ends.
* Z2 transforms into its and attacks Lumiose City.
* Squishy goes off by itself to encounter Z2.
A Towering Takeover! 	
* learns that Lysandre is the boss of Team Flare and that Alain has been working for him.
* Ash and are captured by Team Flare.
* , , and encounter Lysandre for the first time.
* Alain learns of Lysandre's true nature.
* Squishy is revealed to know .
* Ash and see Squishy change into its for the first time and learn that Squishy is actually a .
Coming Apart at the Dreams! 	
* Squishy battles against Z2, but ends up getting subdued by it.
* Squishy is revealed to know .
* Lysandre reveals to Alain his true purpose of having him collect Mega Evolution energy.
* , Mairin, and head to Lysandre Labs to rescue Chespie, with the help of .
* and Greninja free themselves from Lysandre's binds using Bond Phenomenon, with Alain helping to free his other Pokémon.
* Alain turns against Lysandre.
* and Clembot defeat Bryony and Aliana, with Clembot subduing them afterwards, allowing them to infiltrate the Lumiose Gym in order to reclaim it.
* Team Flare places Squishy under their control.
* Ash and Alain begin their battle against Lysandre.
The Right Hero for the Right Job! 	
* and Alain continue their battle against Lysandre, but are temporarily interrupted by Malva.
* battles Xerosic and wins, reclaiming the Lumiose Gym.
* arrives to help out , , and Mairin at Lysandre Labs.
* Serena meets Steven for the first time.
* begins their battle against Celosia.
* Ash learns that Malva is part of Team Flare.
* Malva is revealed to be in opposition of Lysandre's plan, and she turns against him.
* Serena, Professor Sycamore, and Mairin successfully rescue Chespie.
* sings Puni-chan's Song to Squishy, freeing it from Team Flare's mind control.
* Clemont destroys the machine controlling Z2, which in turn destroys Clembot, at the robot's own request.
* Z2 is also released from Team Flare's control, apparently thwarting Lysandre's evil scheme.
Rocking Kalos Defenses! 	
* and Alain defeat Lysandre, who then escapes.
* defeats and subdues Celosia and Mable.
* The Giant Rock inside Lysandre Labs absorbs Chespie and takes the form of a .
* The Giant Rock destroys Lysandre Labs and heads towards the Anistar City , threatening to cause an explosion that would destroy the .
* persuades Z2 to trust her.
* Ash encounters again.
* Ash and , along with Alain, Mairin, , Blaziken Mask, Steven, Malva, and Team Rocket, follow the Giant Rock.
* Diantha and all the Gym Leaders of Kalos arrive to join the battle against the Giant Rock.
Forming a More Perfect Union! 	
* and Alain rescue Chespie from the Giant Rock, temporarily stopping it.
* Lysandre returns and gains control of the Giant Rock.
* and discover that Blaziken Mask is Meyer, their father.
* Squishy and Z2 combine into in order to battle and destroy the Giant Rock.
* Squishy is revealed to know .
* The Giant Rock is destroyed, with Lysandre disappearing in the process, leaving his fate unknown and resulting in Team Flare's defeat.
* Malva decides to disband Team Flare and turn herself in.
* Chespie wakes up from its coma.
* Squishy leaves with Z2.
Battling With a Clean Slate! 	
* rebuilds Clembot and reopens the Lumiose Gym.
* plans to return to the once the Airport reopens.
* Alain is revealed to no longer possess his Mega Ring or Charizardite X.
* reveals that he is planning to head back to Pallet Town.
* Clemont's Magnemite is revealed to know ; his is revealed to know , , and ; and his is revealed to know .
* gives medals to Ash, , Alain, Mairin, and their Pokémon for their heroic efforts against Team Flare.
* Professor Sycamore requests Alain to become his assistant again.
* considers accepting the offer that Palermo made to her earlier.
The First Day of the Rest of Your Life! 	
* and have a , which is eventually called off.
* Serena again declines Palermo's earlier offer, having decided to continue traveling in order to increase her skills.
* On Palermo's advice, Serena decides to head to Hoenn to compete in Pokémon Contests.
Facing the Needs of the Many! 	
* Ash's Goodra returns to its home in .
* Xerosic returns, intending to create Team Neo Flare, but is defeated and arrested.
* and meet up with Squishy and Z2 again.
* Ash so that it can detect and destroy the reappearing roots caused by the Team Flare crisis with Squishy and Z2.
* promises to Squishy that she will go on another with it once she becomes a .
Till We Compete Again! 	
* heads back to the .
* leaves and heads to Hoenn, arriving there sometime later.
* and have a battle, with the end result left unknown.
* Ash separates from Clemont and , leaving the Kalos region and returning to Pallet Town.
XYS06 	
* is revealed to have traveled to Kalos for a fishing competition held in Lumiose City.
* and meet Cilan for the first time.
* Cilan's Pansage is revealed to have learned .
* Cilan leaves Lumiose City to head to the Tower of Mastery.
==Related articles==
* Timeline of events in Pokémon the Series
** The Beginning
** Gold and Silver
** Ruby and Sapphire
** Diamond and Pearl
** Black & White
** Sun & Moon
** Journeys
* Timeline of events in Pokémon Horizons: The Series
Category:Pokémon animated series
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