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