Survival is a type of Spec Ops mission in Call of Duty: Modern Warfare 3. Similar to Halo's Firefight and Gears of War's Horde mode, Survival pits the players against increasingly more difficult waves of enemies. Player can also unlock armories, where they can restock ammunition and unlock new weapons during a mission.
It has been confirmed that players can play Survival on any multiplayer map.
Players start off a game of Survival with a Pistol.
Dogs will start appearing in the later rounds of Survival.
Enemies in the First Wave are seen using the Model 1887.