The object of the game is to kill the red enemies by shooting them with the laser beam. Use the arrow keys to move and use the space bar to shoot lasers. The number in the bottom right corner is how much laser beam energy you have left. It will recover after awhile. Good luck!
↓Normal version http://scratch.mit.edu/projects/13963618/ ↓日本語バージョン http://scratch.mit.edu/projects/14093011/