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