Alien invasion has begun! You control the last platoon of soldiers that have survived the onslaught. Protect your bases or once all the bases are destroyed, aliens will take control of everything!
Destroy the enemy base while defending yours. You can build turrets to defend your base and units to attack the enemy's. The twist of the game is that you can evolve as well as unlock new units and defense means.
In the middle of a war, your defensive position has been overrun by the enemy. You must get away before the enemy start mopping-up. Engage yourself in a deadly road battle and shoot your way out of danger!