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