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