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