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