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