Fight off swarm of red army from taking over your tower. Blue army will be sent from time to time to defend your tower from taking over by the red army. Shoot the red army as fast as possible and avoid shooting the blue army.How to play: TAP to shoot the red army as fast as you can. SWIPE the screen to shoot the army with machine gun. A point will be awarded when a red army or bird is shot. Shooting the parachute will not earn you any point.Additional Features: Game Center Leaderboard. Game Center Achievements. Health and Safety Take a break if your fingers get tired or feeling sore.