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