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