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