Play Planet Guardian On Your Phone, Tablet, or Desktop With Nothing To Download! This awesome game was developed by the company Oyun Kolu. Published on GamePlugz for everyone's enjoyment... In Planet Guardian, you must protect earth from the in coming alien invasion. You are the Planet Guardian stationed right on-top of Earth's atmosphere. Must shoot all alien spaceships, none can penetrate Earth, or else end of game. Game Instructions
- Playing on mobile? Tap on screen to move and shoot accordingly.
- Playing on desktop? Use mouse click to move and shoot accordingly.