Orbital Planetary Defence Railgun

OPRD A short but challenging arcade-style shooter where you defend your planet against waves of alien ships with a solitary railgun turret. A single hit will destroy the planet. After each wave, choose between one of three upgrades for your railgun and see if you can survive all 25 waves. Controls Aim with the mouse to target your railgunHold Space/Left mouse - Charge up and fireEscape - Pause