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