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