Air Traffic Sky War!

fighter: both ultra frequency of continuous attacks, a wide range of scattering or destruction of laser three fighter will let you fondle admiringly The upgrade system: not only to upgrade armor, you can also upgrade aircraft and a barrage of bullets The guns: before battle do not forget there are four different types of attacks of the second artillery support, auxiliary guns can strengthen the upgradeThe achievement system: containing tens of thousands of gold reward waiting for you to challenge Please list: list of heroes ready, together with the PK and the global game player A screen full of gold coins: drop gold ratio to shoot down enemy planes high, flying in the sea of gold