Galaga ROM Download for Nintendo (NES) on Emulator Games. Play Galaga game that is available in the United States of America (USA) version only on this website. Galaga is a Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Galaga [h1], Galaga Plus (Galaga Hack) and Galaga Beer Wars (Hack) as shown below. Galaga works on all your devices in high quality.