Megaman Zero ROM Download for Gameboy Advance (GBA) on Emulator Games. Play Megaman Zero game that is available in the United States of America (USA) version only on this website. Megaman Zero is a Gameboy Advance emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Megaman Zero 4, Metroid - Zero Mission and Megaman Battle Network 6 - Cybeast Gregar as shown below. Megaman Zero works on all your devices in high quality.