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