From the back of the box (UK PlayStation edition)
The rumours of new Red Alert missions are true! Intelligence source confirm that Retaliation delivers clandestine activity, forbidden weapons and disavowed tactics in a no-holds-barred battle for supremacy. Now, you must decide the ultimate fate of the conflict between the Allies and Soviets.
This game combines the two PC expansions and adds full motion videos, which the PC versions lacked.