Diamond/Pearl
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
Platinum
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
HeartGold/SoulSilver
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
Black/White/Black 2/White 2
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
X/Y/Omega Ruby/Alpha Sapphire
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
Sun/Moon/Ultra Sun/Ultra Moon
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
Sword/Shield
Pokemon #150 - Mewtwo Pokemon #150 - Mewtwo (Shiny)
 
Pokemon Information
Generation: 1 (FireRed/LeafGreen) Gender(s) Available: Genderless
Generations:1st - 7th
Type(s):Psychic
Evolution Chain
Pokemon #150 - Mewtwo Pokemon #mega_150x - Mewtwo
Pokemon #mega_150y - Mewtwo
 
Pokedex Entries
Diamond A Pokemon created by recombining MEW's genes. It's said to have the most savage heart among Pokemon.
Pearl
Platinum
HeartGold Because its battle abilities were raised to the ultimate level, it thinks only of defeating its foes.
SoulSilver It usually remains motionless to conserve energy, so that it may unleash its full power in battle.
Black A Pokémon created by recombining Mew's genes. It's said to have the most savage heart among Pokémon.
White
Black 2
White 2
X It was created by a scientist after years of horrific gene-splicing and DNA-engineering experiments.
Y A Pokémon created by recombining Mew's genes. It's said to have the most savage heart among Pokémon.