From the distant expanses of Neptune, in the safe haven on Earth - Battle your way through the universe in this exciting adventure based on the popular arcade game. Suspense builds with each stroke exciting and dramatic music - perhaps unlike any video game music that you've heard before! These strains compelling, you'll fend off the relentless spiral waves, swirling alien ships. Piloting a spaceship flying in a circular pattern, the explosion of violent intruders with your rapid-fire laser - before you delete a powder. And watch out for meteors and deadly killer satellites in the way!