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