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