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