In Unity of Command, wargamers went through the 1942 "Case Blue" campaign, when the German Army was driving into Southern Russia and faced its fate at Stalingrad. The Red Turn expansion brought us to Operation Citadel and the battle of Kursk. But every story has a beginning: in Unity of Command ‘ Black Turn, player will relive the first steps of "Operation Barbarossa", the 1941 invasion of the Soviet Union by Nazi Germany.

Unity of Command: Black Turn is the new DLC for Unity of Command, a prequel for the series. Developed by 2×2 Games, this Turn-Based strategy game features the story of the 1941 Nazi invasion of the Soviet Union, Operation Barbarossa, in 13 suspenseful scenarios (11 historical plus two further what-if scenarios if Moscow is captured). The game uses the well-known engine and gameplay of Unity of Command, with aggressive AI, an innovative supply system and excellent modding options.

The PC and Mac releases of Unity of Command: Black Turn will be available in the Matrix Games Online Store on the 10th of December 2013.