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