Your aim in this addictive shooting internet game is to kill all the alien soldiers attacking you on the moon. avoid all their shoots and destroy dangerous shooting turrets before they kill you. also collect different weapons to improve you firing power. use grenades to kill more aliens at once. use arrow keys to move around. use your mouse to aim and left click to shoot. press spacebar to throw a grenade. and press enter to pick up a weapon. good luck!
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