Brain Series 12-in-1 ROM Download for Nintendo (NES) on Emulator Games. Play Brain Series 12-in-1 game that is available in the United States of America (USA) version only on this website. Brain Series 12-in-1 is a Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Tokkyuu Shirei - Solbrain [T-Eng_1.01], Little League Baseball - Championship Series and Tokkyuu Shirei - Solbrain [h1] as shown below. Brain Series 12-in-1 works on all your devices in high quality.