Xenon 2 ROM Download for Sega Master System (Sega Master) on Emulator Games. Play Xenon 2 game that is available in the United States of America (USA) version only on this website. Xenon 2 is a Sega Master System emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Xenon 2 Megablast [c], Xenon 2 - Megablast_Disk2 and Xenon (Europe) (Budget - 16 Blitz) as shown below. Xenon 2 works on all your devices in high quality.