Play Sega Galaga emulator game online in the highest quality available. Sega Galaga is a Sega Master System game that you can enjoy on Play Emulator. This Sega Master game is the US English version that works in all modern web browsers without downloading. Sega Galaga is part of the Arcade Games, Action Games, and Shooting Games you can play here. PlayEmulator has many online retro games available including related games like Sonic & SEGA All-Stars Racing, Sega Rally Championship, and Sega Arcade Gallery.