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