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