Goatmoose

The expansion pack for Left 4 Dead was released today, adding a whole new gameplay mode to the already awesome zombie blaster.

Survival mode puts you up against a never-ending stream of every baddie in the game, forcing you to use resources wisely, protect your teammates and survive for as long as you possibly can.

Read more: See my initial thoughts about the add-on at Addicted Gamer, where I wrote a full hands-on review.