You are ghost team soldier and your mission is to eliminate mercenaries training camp inside ancient ruins, use your arsenal of powerful weapons to shoot all incoming enemy forces and try to survive all waves of enemies order to win.
WASD or arrow keys to move.
Left mouse button to shoot.
Right mouse button to aim (only for sniper rifle).
R to reload.
123 or mouse wheel to change weapon.
Space bar to jump.
Ctrl to crouch.