Fight against Towers throwing you all kind of stuff like radioactive mines or controlled missiles. In a future dominated by machines, you will be alone to fight against its technology in a battleground where waves of powerful towers will show through..
Your objective is to shoot the bad guys as accurately as possible. You can aim for the head or the body area. The closer you are to the center of each of these areas the more points you gain. The trick is to make every single shot count.