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