Ash Ketchum from Pallet Town is 10 years old today. This means he is now old enough to become a Pokémon Trainer. Ash dreams big about the adventures he will experience after receiving his first Pokémon from Professor Oak.

Ash, Pikachu, and their friends meet the mythical Pokémon Hoopa. The little Pokémon likes to use his talent to play harmless tricks on people. When its true power is released, it loses control and becomes the terrifying Hoopa Unbound.

A mystical Pokémon by the name of Volcanion must accept Ash’s help to rescue the Azoth Kingdom.

Scientists genetically create a new Pokémon, Mewtwo, but the results are horrific and disastrous.