'Left 4 Dead' (ALL) Sells 2.5 Million Units
by Rainier on March 26, 2009 @ 4:16 p.m. PDT | Filed under News
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. As part of his GDC presentation project lead Michael Booth revealed that L4D has sold 2.5 million copies to date, not including digital downloads through Steam.