The Powerpuff Girls Alien Attack is an exciting game with our heroines in which you have to do your best to destroy the aliens from each level before they reach you. At the bottom of the screen is your girl and the aliens come from the top of the screen. You have to use the arrows to move from left to right and space bar to shoot the aliens. Before the game starts you have to chose the girl you want to be in this game: Blossom, Buttercup or Bubbles. In this game you have to be careful because the aliens shoot and if you are hit you will lose from your life. If you lose all the life you have to restart that level. You have to restart the level also if the aliens reach the girl, because they are moving forward towards her. The first levels are always easier, to help you get comfortable with the game but you don`t have to hurry to underestimate the difficulty of the game, because as you progress in higher levels it will be more difficult to destroy all the aliens.