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