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