Morrigan's Ritual is a short quest that has a major impact on the outcome of The Final Battle against the Archdemon. File:Splr dao.png Click here to reveal spoilersfor Dragon Age: Origins. Riordan has told the Warden that when an archdemon is slain, its essence will pass on to possess the nearest darkspawn, making the archdemon essentially immortal. To put an end to the Blight, a Grey Warden must strike the fatal blow, causing the essence to be drawn into himself and killing both. Having learned this disturbing new information, the Warden retires to his or her room to rest before the coming battle.