AI Director 2.0 - Advanced technology dubbed 'The AI Director' drives Left 4 Dead’s unique gameplay customizing enemy population, effects, and music, based upon the players. With more modes, weapons, health items, special infected – you name it! – L4D2 feels like a massive upgrade from the original L4D. Quality Co-op Gameplay - Left 4 Dead 2 features quality next generation co-op action gaming from the makers of Half-life, Portal, Team Fortress and Counter-Strike.

Equip weapons and items that can be collected in various places in each map to help you and your team of survivors in fighting off zombies.Face these frightening and aggressive zombies: Boomer, Hunter, Smoker, Tank, Charger, Jockey, Spitter, and the must-stay-away-from, the Witch!.Slay zombies as one of the following survivors: Coach, Nick, Ellis, or Rochelle.Run like the wind, or you’ll be bitten by meat-hungry zombies! In a world where the dead craves for the flesh of the living, four survivors must stay alive and find the light at the end of the tunnel in Left 4 Dead 2! This game is the most anticipated sequel to the most popular cooperative first-person (first-zombie rather, pun intended) game where the characters face hordes of zombies in an unexpected journey of survival.