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