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