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