Do you want to compare Mephisto with Atom? Discover the powers, weakness & weapons of Mephisto and Atom from Mephisto Biography and Atom Biography. Find out all about Mephisto and Atom.# Check out how is Mephisto unique and distinct from Atom. Discover their love interest, sidekicks, family tree and the movies and games list in which Mephisto and Atom have appeared. Find out everything about them here!