Use the mouse to move the cursor and click to shoot. Typing in 2player will activate 2 player mode, one uses arrow keys to control a duck and the other tries to snipe him. Typing in light will activate N.E.S. Zapper flashes whenever you shoot. WARNING, MAY CAUSE EPILEPSY BECAUSE OF FLASHES, IF YOU HAVE EPILEPSY DO NOT TYPE IN LIGHT
Credits to Nintendo for the sprites and idea.