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