Split Screen is an option available for the Call of Duty games in local and online multiplayer for the PlayStation 3, Xbox 360, and local only for PlayStation 4, Xbox One, and Wii U. It is also available on Call of Duty: World at War's multiplayer and campaign modes.

Setting up Split-screen\n\n Players can now start MW2, and once they reach the main menu, the second player should press the prompted button to join the game (X for PlayStation, A for Xbox, or Space for K/M). At this point, the second player must either log into their Activision ID profile or play without one.

After killing the vetalas, Krissy tells Dean that she and her father will give up hunting. Krissy and her father lived a normal life, until Lee was killed by a vampire. Victor Rogers brought her to join a group of young hunters trained by to get revenge while living a normal life at the same time.

Krissy Chambers is the daughter of Lee Chambers. Her father disappeared, and since then she has been affiliated with the Winchester Family.