Player 1 (Ship) Use WASD to move and space to shoot. The numbers in the top left are your health and score. If you see a box with money, shoot it to gain some score and stop he other player from getting it. Player 2 (mouse) Click on the ship icons to spawn a ship. Press the $ symbol to increase the rate which you gain money. When the bullet icon is green, Press Num Pad 5 to shoot a laser at the mouse pointer. If you see a box with money, move you mouse onto it to gain $20.