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