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