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