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