This is Polybius, the game that doesn't exist. But it's here, isn't it? WARNING! CONTAINS EPILEPTIC BACKGROUNDS. Enjoy. Space starts the game Left and right arrows control the ship Z is shoot Unlike the original, you are unable to rotate the base yourself. It rotates on it's own. You have to bring the number down to zero by shooting it until it fully depletes. There are 5 levels. You can take 5 hits.
Credit to Sinneslochen for making this game/urban legend. If pixel sprites are used, please credit me, for I made the pixel art. The backgrounds are from Google Images.