THE FIRST APPEARANCE OF JOHN CONSTANTINE! The Swamp Thing is pondering questions about who--and what--he really is, but does he truly want the answers? Only a mysterious visitor cloaked in cigarettes and a trench coat seems to have them--and he'll require certain services from Alec before he's willing to share. The enigmatic and eminently cool John Constantine makes his DC debut--just in time for the end of the world!