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