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