From Feral Interactive:
Company of Heroes 2 – The Western Front Armies breaks out on Steam for Mac and Linux today, available on Mac App Store soon. The Western Front Armies expansion pack contains two additional armies: the versatile US Forces and the highly experienced Oberkommando West, as well as eight new maps set in the French and Belgian countryside.
The Western Front Armies is available on Steam as a standalone game that offers a great entry point to Company of Heroes 2’s multiplayer. It can also be used with the Company of Heroes 2 base game. On the Mac App Store, The Western Front Armies is available as an in-app purchase, requiring the base game Company of Heroes 2 in order to play.
For more information, please see the Company of Heroes 2 minisite. Check out the trailer below.