關於遊戲
Aliens are invading Earth and your mission is to fly your spaceship and shoot down the aliens before they reach Earth. Don't let the aliens destroy al...
Aliens are invading Earth and your mission is to fly your spaceship and shoot down the aliens before they reach Earth. Don't let the aliens destroy all of the buildings or it's game over. How to play: Arrow keys to move spacebar to shoot On screen arrows to move tap screen to shoot