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