Play Sega Galaga online in your browser and enjoy with Emulator Games Online! Sega Galaga is SMS game USA region version that you can play free on our site. This game has arcade, shooting, action genres for Sega Master System console and is one of a series of Galaga games. If you love Galaga games you can also find other games on our site with Retro Games. Below you will find control for the emulator to play Sega Galaga.