Mewtwo

Bio: The leader of Team Rocket hired scientists to create the most powerful Pokemon. They took a fossil from a legendary ancestor Pokemon,Mew, the cloning went through different tests. Three were a Squirtle, Bulbasaur, and Charmander. A fourth was the lead scientist trying to revive his dead daughter, Mewtwo was the only survivor, the others died. He broke free of his sleep to find out his true purpose. He slaughtered the scientists and destroyed the base island in one blast. The leader of Team Rocket, confronted Mewtwo, promising to help focus his newborn powers. But it was a lie, Mewtwo broke out of the leader's grip to return and rebuild the island. Pledging that he will wipe the world of humans and domesticated Pokemon.

~Gamefreak
Art by~