Use the keys "W," "A," and "D" to move your stick figure Use the mouse to aim and click to shoot the Aliens before they land on the ground. If the do hit the ground, you lose a life. You have 8 shots before you have to reload, by pressing "R" (You've got unlimited reloads). Press "N" to cycle through the music, and "M" to mute the music If you shoot multiple Aliens in a row without missing, you start building a multiplier that goes up to x5, which you lose if you miss one of the Aliens. If you want to make it a bit harder then simply press 'o' to turn on a slowly changing terrain but be warned that you have to restart the game to turn it off again. In the menu, the number is your best score. In game, the bigger number is your current score, and the smaller number is the Highscore. The yellow line up the top left show you how many bullets you have left in your gun before you NEED to reload.
