Lady Mormont and Edd died and were raised as wights during the long night. When Arya "killed" the Night King, all the undead shattered. So how did the bodies of Lady Mormont and Edd manifest on the funeral pyres? A Cast of Kings Podcast - #Game_of_Thrones https://www.stitcher.com/podcast/the-filmcast/a-cast-of-kings-a-game-of-thrones-podcast