This game needs to be played with a webcam. If you want you can even use the mouse, but with the webcam is more cool. Basically you have to turn on the webcam and stand up and the laser of the tripod will destroy everything you touch with your hands. Be sure in your room there is enough light to make it work. The aim of the game is to destroy all the human planes wave after wave. During the game at the end of every wave you will be able to enhance your Blood life and your Shield of a 20%. Every 3 levels you will be able to duplicate the power of you laser by clicking on the laser button.