Description:In the middle of twenty-two century, the evil alien creatures invaded the Earth, and then they destroyed the whole planet by creating mighty monsters and obedient servants. What’s worse, they have occupied the 6 most vital areas where the flames of war raged across the land. At such critical moment, all you need to do is take up your arms with your duty and honor, travel through time and space, and ignite the battle with your blood!Gameplay:Tap and hold your phone screen to guide the shooting direction of your machine gun.Tap and hold the special skill icon at the lower left corner, and then drag it to the target which you want to attack after you get full Energy to release special skills.Tap the triangle icon below the guns to change weapons.Features:1. Various weapons, 10 kinds of guns! Enjoy yourself in the pleasure of headshots and strafe!2. Multiple game experiences. 3 survival skills, 3 combat skills, and 5 special skills allow you to make your enemies go to the hel..