Question: why mewtwo is better than arceus?
Answer: Mewtwo, at his core, was designed to be the strongest Pokémon, to be used as a weapon by Team Rocket. In the movie Arceus and the Jewel of Life, Arceus isn't as powerful as us fans make him out to be. ... In terms of its base stats, Arceus reaches at 720, while Mewtwo in his Mega Form gets a base stat of 780.