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