After the earth was nearly destroyed by an all-out global war, much of its land has become a wasted desert. You're one of the few survivors who must defend your settlement from hordes of mutants.
Lead rebel forces to free the galaxy from the Empire's tyranny. Build and upgrade turrets, power stations, refineries, use air raids to defend command center from attacking enemy forces.
Aliens have landed and want to eat the farmers' brains! You must defend the barn. Strategically arrange the crop circles to make them follow a path of your choice. Then place your military assets and blast them back to space!