Being surrounded by the enemy can be a scary experience. But, if you're quick enough and lethal enough, nothing will stop you. But, the Dirty armies that you are pitted against in this game of speed and accuracy are deadly. Hone your skills with practice, and once you have it down, you will be a killing machine. Use the mouse to aim and shoot. You have to be fast though, because if you aren't, you will be dead before you know it.