Compare John Constantine vs Swamp Thing real name and family and other exciting information. We are also providing you with the comparison of alias, alter ego, family tree and love Interest of both the characters along with John Constantine Real Name vs Swamp Thing Real Name. You can also check out the comparison list of artists who played John Constantine and Swamp Thing in movies, animated films and TV series. Also compare the identity of these popular fictional characters in John Constantine vs Swamp Thing real name.