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