Sub Battle Simulator (1987)(Epyx)[a] ROM Download can be obtained free for Apple II GS on EmuGames.net only. Play emulator game in English for the USA region. Sub Battle Simulator is a Apple II GS ROM that you can download to your computer or play online within your browser. You can also download roms such as Captain Tsubasa Vol 2 Super Striker and Captain Tsubasa that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.