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