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