The Midgard Beast is a Nordic creature whose corpse is abandoned inside the Mountain.
God of War (2018)
With their final goal set at the top of the Mountain, Kratos and Atreus enter the interior of the Mountain, where they will have to fight with numerous creatures, solve puzzles to unlock their way and face the mighty Dragon Hræzlyr.
In one of these rooms is the corpse of the creature, covered with cobwebs by the passage of time. A strange animal with long fangs used long ago to support large loads of weight