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