Valve has officially made the Left 4 Dead 2 DLC announcement that they teased earlier this month. Looks like some old favorites will be appearing for the first expansion, and we don’t mean the Midnight Riders.

Dubbed “The Passing,” the expansion will bring the survivors of the original Left 4 Dead together with the cast of Left 4 Dead 2 for the first time. It will be set just after L4D2′s Dead Center campaign, and will take place ..read more