C&C Red Alert: Counterstrike
Counterstrike is the first expansion to Command & Conquer Red Alert. It includes 16 new missions for the Allies and Soviets and 4 secret ant missions. New units include three new unique soldiers, a tesla tank, nuclear MiG and an advanced tactical submarine. To access the Ant mission hold shift and click on the speaker in the top right corner of the screen.
It Came from Red Alert!