Ultra Keibitai - Monster Attack ROM Download can be obtained free for Gameboy Advance on EmuGames.net only. Play emulator game in English for the USA region. Ultra Keibitai Monster Attack is a GBA ROM that you can download to your computer or play online within your browser. You can also download roms such as Ultraman Fighting Evolution 0 and Ultraman All-Star Chronicle that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.