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