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