The film’s title is a reference to Pokemon: The First Movie, which opened in Japan in 1998 with the Japanese title is Pocket Monster: Mew Two no Gyakushū.
The trailer begins with a retrospective on the opening of Pokemon: The First Movie, then shows Mewtwo in full CGI animation.
The official website for the Pokémon anime movies revealed a poster visual and trailer for Mew Two no Gyakushū Evolution, the 22nd film in the Pokémon franchise, on Tuesday.
Takeshi Shudō (Pokemon: The First Movie) is writing the script.