Command & Conquer Red Alert 3! I really like this game. Do I like it as much as the older entries? Probably not. I do love the coop campaign, though, and I like the distinctions between the three factions.
Anyway, let's get on to the actual game. We start with the first Soviet mission, in which we defend the Leningrad Fortress - not that it needs much defending; it pretty has unlimited hit points anyway. Soviets Mission 1: The Shrike and the Thorn