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