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