Rainbow Islands is an online MASTER game that you can play at Emulator Online. This free Sega Master System game is the United States of America region version for the USA. It has been played 1,534 times so far and was posted on September 17, 2017. Rainbow Islands is a single title from the many arcade games and platform games that we offer for this console. If you enjoyed playing this, then you can find similar games in the master games category. Rainbow Islands game is from the various retro games on the site, and there are more games like this, including Tom Clancy's Rainbow Six, Harvest Moon DS: Sunshine Islands and My Little Pony - Crystal Princess - The Runaway Rainbow.