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