Batman Happy (Hack) ROM Download for Nintendo (NES) on Emulator Games. Play Batman Happy (Hack) game that is available in the United States of America (USA) version only on this website. Batman Happy (Hack) 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 Batman, Happy Mario (Mario Bros Hack) and Legend Of Pokemon, The (Hack) as shown below. Batman Happy (Hack) works on all your devices in high quality.