THQ's award-winning RTS series, Warhammer 40,000: Dawn of War, is now on Steam. The Gold Edition features the Game of the Year Edition and the expansion pack Winter Assault.

The second expansion to Dawn of War, Dark Crusade, includes a new single-player campaign and additional multiplayer content, including new playable races.

For one week only, each title is 10% off, including the Dawn of War - Platinum Edition, which includes the Gold Edition and Dark Crusade for one low price.