Monster In My Pocket ROM Download for Nintendo (NES) on Emulator Games. Play Monster In My Pocket game that is available in the United States of America (USA) version only on this website. Monster In My Pocket 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 Godzilla - Monster Of Monsters!, 64-in-1 and Dragon Ball - Dragon Mystery (Hack) as shown below. Monster In My Pocket works on all your devices in high quality.