Valve has announced another of their titles have reached the OS X platform, as Day of Defeat: Source is now available for Mac users to purchase, download and play on Steam.

The title offers intense online action gameplay Set in Europe during WWII, DoD:S brings online multiplayer shooting action. Players can take the role of infantry, sniper or machine-gunner classes, and more. With the release, most of Valve’s key titles have made their way onto Mac, save of course the forthcoming Left 4 Dead titles.

Day of Defeat: Source is available for both PC and Mac at $10.