left 4 dead on offer on steam for £16.19 for the duration of this weekend.
should be fun considering the new survival update is out.
In addition to the 24-hour free trial that just started, Left 4 Dead is now on sale at 40% off until Monday May 4th. L4D includes the recently released Survival Pack DLC, which introduces a new multiplayer game mode and two additional Versus campaigns. Those who wish to give L4D and the Survival Pack a try now just need to start up Steam and click here to start downloading.