If you are not familiar with the game and how heroes are used, you should know that "Us And Them" is the only serious strategy game about the Cold War era. The game allows you to take control of CIA or KGB during the pick of Cold War and try to repeat or change history.
The game uses a unique gameplay system that allows you to use hidden units like Spies, Assassins, Politicians, Scientists, Financial experts etc, in order to attack the enemy countries and by changing their government attach them in your own political ideology. You can also take advantage of famous strategies like the "Domino Effect" and the "Communist sandwich".