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