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