Red Orchestra

Red Orchestra: Ostfront 41-45 is a First Person Shooter game made on the Unreal Tournament 2004 engine. It has a World War II theme of the eastern theatre between the German and Russian Armies.

Darkest Hour is an add-on/modification for Red Orchestra, thus Red Orchestra is required to play Darkest Hour. Red Orchestra is available through Steam for $4.99 and can be purchased from Steam's Web Site. Some stores and online web sites sell the game as well.