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