Rainbow Islands ROM Download for Sega Master System (Sega Master) on Emulator Games. Play Rainbow Islands game that is available in the United States of America (USA) version only on this website. Rainbow Islands is a Sega Master System emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Hamtaro - Rainbow Rescue, Rainbow Islands - The Story Of Bubble Bobble 2 and Tom Clancy's Rainbow Six as shown below. Rainbow Islands works on all your devices in high quality.