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