After accepting an invitation from a mysterious trainer, Ash, Misty and Brock meet Mewtwo, an artificially created Pokémon who wants to do battle.

Ash and friends (this time accompanied by newcomer Dawn) arrive at an idyllic village on their way to their next Pokemon contest, where chaos will soon erupt with the prophecy of two Pokemon Gods (Dialga and Palkia) and the arrival of a mysterious, seemingly deadly Pokemon named Darkrai, which has the power to distort space and time.

In the underground Diamond Domain, where many Carbink live, the Mythical Pokémon Diancie serves as ruler. The Heart Diamond that sustains the land is beginning to fall apart, and Diancie is not yet strong enough to create a new one. While seeking help from the Legendary Pokémon Xerneas, Diancie encounters a group of thieves who want to take control of its diamond-producing power–and who awaken the Legendary Pokémon Yveltal from its cocoon in the process! Can Ash and his friends help Diancie discover its true power, stop Yveltal’s rampage, and save the Diamond Domain?

Ash, Pikachu, and their friends come to a desert city by the sea. Here they meet the Mythical Pokémon Hoopa, which has the ability to summon things—including people and Pokémon—through its magic rings. After a scary incident, they learn of a story about a brave hero who stopped the rampage of a terrifying Pokémon long ago. Now, the threat that has been bottled up for years is in danger of breaking loose again.

Ash meets the Mythical Pokémon Volcanion when it crashes down from the sky, creating a cloud of dust—and a mysterious force binds the two of them together! Volcanion despises humans and tries to get away, but it’s forced to drag Ash along as it continues its rescue mission. They arrive in a city of cogs and gears, where a corrupt official has stolen the ultimate invention: the Artificial Pokémon Magearna, created 500 years ago. He plans to use its mysterious power to take control of this mechanical kingdom! Can Ash and Volcanion work together to rescue Magearna? One of the greatest battles in Pokémon history is about to unfold!

Ash Ketchum wakes up late one morning after having broken his alarm clock in his sleep. He eventually makes it to Professor Oak's lab, but is told that the three starter List of Pokémon (Bulbasaur, Squirtle, and Charmander) have already been taken by Trainers who were on time. However, Oak reveals that he has one more Pokémon, an Electric-type named Pikachu. Despite its volatile and feisty personality, as well as its refusal to get inside a Poké Ball, Ash happily takes Pikachu for his journey.

In the Forest of Okoya, Koko is a feral child who has been raised as a Pokémon by the Mythical Pokémon Zarude. Koko has grown up never doubting that he is a Pokémon even though he can't really use any sort of moves. Ash Ketchum and Pikachu meet Koko and help him protect the Great Tree from the crooked scientist Dr. Zed.

When Giratina is discovered to be able to create parallel dimensions, it's up to Ash and his friends to stop a mysterious stranger from using its powers for evil.

A young athlete whose running days might be behind her, a compulsive liar, a shy researcher, a bitter old woman, and a little girl with a big secret—the only thing they have in common is the annual Wind Festival in Fula City. The festival celebrates the Legendary Pokémon Lugia, who brings the wind that powers this seaside city. When a series of threats endangers not just the festival, but all the people and Pokémon of Fula City, it’ll take more than just Satoshi and Pikachu to save the day! Can everyone put aside their differences and work together—or will it all end in destruction?

A group of five Genesect have invaded the big city and pose a threat to the supply of electricity, which attracts the attention of the legendary Pokémon Mewtwo. Satoshi, Pikachu and his friends must come to the rescue when the powerful leader, a red Genesect, faces Mewtwo.

When the creator of the world, Arceus, comes to pass judgement on humanity for the theft of the legendary Jewel of Life, Ash and his friends are sent back in time to possibly reverse the events that led to Arceus' vendetta.

Ash and his friends must stop a greedy media mogul from using the shape-shifting Zoroark to capture the time-travelling Celebi.

Ash and his two friends Iris and Cilan help a Keldeo battle against a powerful Dragon-type Pokémon named Kyurem its his test to become a Sacred Swordsman.

On their way through the Battle Frontier, Ash and friends meet up with a Pokémon Ranger who's mission is to deliever the egg of Manaphy to a temple on the ocean's floor. However, a greedy pirate wants the power of Manaphy to himself.

The Kingdom of the People of the Earth once ruled over the land, but now all that remains is the Sword of the Earth. in the city of Eindoak. Satoshi, Iris, and Dent arrive in Eindoak during a harvest festival's Pokémon Tournament and meet the legendary Pokémon Victini who wishes to share its powers of victory to someone. Elsewhere in the city, a descendant of the People of the Earth named Dred Grangil has arrived who seeks to revive the kingdom's power with the Sword of the Earth, bringing them back into power over the land, and Satoshi and his friends must stop him before he destroys the land along with Victini.

The Kingdom of the People of the Earth once ruled over the land, but now all that remains is the Sword of the Earth. in the city of Eindoak. Satoshi, Iris, and Dent arrive in Eindoak during a harvest festival's Pokémon Tournament and meet the legendary Pokémon Victini who wishes to share its powers of victory to someone. Elsewhere in the city, a descendant of the People of the Earth named Dred Grangil has arrived who seeks to revive the kingdom's power with the Sword of the Earth, bringing them back into power over the land, and Satoshi and his friends must stop him before he destroys the land along with Victini.

As members of ESWAT, the elite forces serving Olympus, Deunan and Briaereos are deployed anywhere trouble strikes. Olympus finds itself under a stealth attack - cyborg terrorism, deadly nanotech zealots, and rioting citizens are just some of the threats that Deunan must contend with as she fights to save Olympus!

It's summer vacation! In front of Gingka and Co, who are excited about a Beyblade tournament, Helios, a mysterious youth, stands in their way. In his hands, he possesses "Sol Blaze", a Beyblade that has been passed down since ancient times. As the intense battle between Gingka vs. Helios unfolds, extreme weather develops throughout the world.

Pikachu and its Pokémon friends gather for a very special event: the Mythical Pokémon Meloetta is giving a once-a-year performance at Lunatone Rock! As the full moon rises, the Melody Tree sprouts up from the stage, growing the Melody Berries that enhance Meloetta’s song. But when a battle breaks out in the audience, the Melody Berries are scattered far and wide! Can Pikachu and the others track down these special Berries so Meloetta’s show can go on—and can they find them before Meowth does?

Appearing before Pikachu and friends is the keyring Pokemon, Klefki. Inserting a mysteriously shaped key into the keyhole floating in the air, a very mysterious portal appears! Klefki has the key to go to various worlds. What kind of world will the key that Pikachu holds lead to?