Saga of the Swamp Thing : Book Four (SC)A harbinger of doom has been released with the sole charge of waking an evil beyond comprehension, and Swamp Thing, John Constantine, Deadman, The Phantom Stranger, Etrigan the Demon, The Spectre and other masters of the occult must unite against the dark forces that threaten to eradicate Heavens light. This fourth of six volumes colleting Moore's entire run reprints issues 43 50 Swamp Thing and features the classic stories "The Parliment of Trees"