Planet Zero. Space invader shoot-em-up. Features: -2 Planets, which include the storyline. -Funny, exciting, and challenging story consisting of over 100 steps, missions, or whatever you want to call it. -Endless mode. -Epic retro feel. -Retro 1980s sound effects. -Loads of explosive very fast-paced action. -Pixelated graphics. -Awesome themetune. -Retina Display HD optimized. -Highly addictive gameplay. Even I, the dev, couldn't put it down for a very long time! ***Gamecenter leaderboards and achievements will be included in an update.*** note: made by a 14 year old kid in GameSalad! feel free to post any suggestions/questions! or contact me through private messages.