Just a week before the three factions make their alliance with the Norse faction. An ancient evil is awakened. Freed from its imprisonment, the colossal beast sets out to destroy the world and remake it in its image. Only one thing stands in his way: The King of The Monsters.

Master Chief had died and was remembered as the finest warrior humanity ever produced and would be remembered centuries after his death. However he is called to the past to save humanity from total extinction. Shouldn't be too hard it's just another mission to save humanity. Rated M just in case