Marvelous ROM Download for Super Nintendo (SNES) on Emulator Games. Play Marvelous game that is available in the United States of America (USA) version only on this website. Marvelous is a Super Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as BS Marvelous Camp Arnold Course 1, BS Marvelous Camp Arnold Course 2 and BS Marvelous Camp Arnold Course 4 as shown below. Marvelous works on all your devices in high quality.