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