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