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