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