You really need to have a very good accuracy and speed to play this one! The aim of the game is to defend your bunker and there are so many of those enemies coming up and shooting at you that you really need to become an expert. This is a wonderful game of speed and accuracy combined and you will be surprised at the scores at the end of one level. The accuracy will be given to you and you can try and improve on the game as you go. Become an expert and that will definitely count for you to enjoy playing the game for a very long time!