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