Phantasy Star game is a ROM you can play online within your browser. This Sega Master System ROM runs in our top-notch quality emulator at only. Play Phantasy Star Sega Master game online in English USA version on your desktop, tablet, and mobile. If you liked playing this emulator then you will also be interested in similar classic titles Phantasy Star IV and Phantasy Star III - Generations of Doom. This free game belongs to the Phantasy Star and Strategy category of online retro games.