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