The Valar, sensing the threat, rallied the Noldor, the Elven Kindreds, and the loyal Maia. , King of the Air, called upon the Halls of Mandos , the realm of judgment, to awaken ancient warriors of the past—an army of the dead bound to fulfill their unfinished duties. Meanwhile, Yavanna , goddess of earth, whispered secrets to the Ents and oaks, urging them to stand as a wall of thorns at the gates of Mancin.