Newsflash:

Free Survival Mode Download for Left 4 Dead

Published April 21, 2009

The action-filled Left 4 Dead™ Survival Pack game add-on is now available on Xbox LIVE Marketplace. The free download includes the new Survival game mode—how long can you last against wave after wave of endless zombie attacks? Survival Mode includes 12 new maps, 11 being sections of existing levels, and one specifically created for the add-on—Lighthouse.

Fight off wave after wave of enemies.

.

The add-on also adds Versus Mode to the final two co-op campaigns, Dead Air and Death Toll.

Left 4 Dead
Set in a modern day survival-horror universe, the co-operative gameplay of Left 4 Dead casts four "Survivors" in an epic struggle against hordes of swarming zombies and terrifying "Boss Infected" mutants. The advanced artificial intelligence drives both friendly and unfriendly creatures to dynamically create intense co-op experiences every time the game is played.