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