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