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