Ghost Hunter:- Supernatural Siege

In this game you are playing as an Ghost Hunter that you are assigned to defeat an supernatural siege happening in an village. There will be 7 waves and you can trade with the crystals for ugrades on speed and health in exchange for souls that u can gain by killing enemies. Controls: WASD - move Mouse - Shoot/Scope Scroll wheel - switch weapons I - Interact with crystals P - Pause(Can change sensitivity)