Pokémon: The First Movie - Mewtwo Strikes Back! - Metacritic

A scientist genetically clones creatures from the Pokemon named Mew, creating Mewtwo, which begins cloning other Pokemons resulting in disastrous circumstances. The film ends with the message that fighting is futile and wrong.

Pokémon, a list by Tiff - Trakt

Pokémon the Movie: Mewtwo Strikes Back Evolution - Rotten Tomatoes

Pokemon The First Movie: Mewtwo Strikes Back (1998) - Moria

Pokémon: The First Movie - Mewtwo Strikes Back! - Metacritic

Pokemon: The First Movie – Mewtwo Strike's Back Review – Wizard Dojo

The Biggest Differences Between Mewtwo Strikes Back and Pokemon: The First Movie - IGN

Pokemon The First Movie Mewtwo Strikes Back Movie Adaptation Book Tracey West

30 Easter Eggs & References You Might Have Missed In The Detective Pikachu Movie - GameSpot

Pokémon: The First Movie - Mewtwo Strikes Back (1998) - Awards - IMDb