Combat Rescue Officer is a action fast-paced first person shooter game. Are you ready to become real action hero? You are a part of special modern war strike where you fight like in real world war and assassin all the undead enemies for survival. Use WASD or Arrows to walk, Mouse to aim and shoot. G – throw granate, H – use Medical Kit, Ctrl – Crouch, I – Inventory, L – flash light, V – Melee Attack, Mouse wheel or 1-3 – change weapon, Esc – Pause.