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