Defend the town against aliens

Aliens have descended on to your town. Special agent Briggs, it's your duty to defend this town. Armed with your trusty pistol, eradicate the aliens and make a statement. Features: - isometric graphics with 3D views - with each alien eliminated, receive coins - Multiple weapons to purchase. Try the machine gun, shotgun, rifle and alien gun - Fun stats to review after each day - 3 different gameplay modes: Survival, Hard Point and Nuke - Tutorial to learn the ropes - Blow up barrels to burn the aliens