Ec_big7__o ROM Download can be obtained free for MAME on EmuGames.net only. Play emulator game in English for the USA region. Ec_big7__o is a MAME ROM that you can download to your computer or play online within your browser. You can also download roms such as A&B Computing Volume 4 No. 08 To 10 and SNK Vs. Capcom The Match Of The Millennium that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.