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