Valve has released the first images of new content added The Sacrifice, arrive next October 5th and will be playable on the Left 4 Dead is that the Left 4 Dead 2 with the only difference that the second will present all new weapons and Special Infected including the Charger, Jockey and spitter. In this new DLC Play as the original Survivor in 'unprecedented campaign consists of three maps that we will sacrifice one of them to continue to survive even if the default choice will be Bill, found dead in The Passing a result of a battle against a Tank.