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