Multiplayer classes, also referred to as loadouts, refer to the preset classes in both online and split-screen multiplayer modes. They are seen in Call of Duty 3, Call of Duty 4: Modern Warfare, Call of Duty: World at War, Call of Duty: Modern Warfare 2, Call of Duty: Black Ops, Call of Duty: Modern Warfare 3, Call of Duty: Black Ops II, Call of Duty: Ghosts, Call of Duty: Advanced Warfare, Call of Duty: Black Ops III, Call of Duty: Infinite Warfare and Call of Duty: Modern Warfare Remastered.