One Piece - Going Baseball Haejeok Yaku ROM Download can be obtained free for Gameboy Advance on EmuGames.net only. Play Baseball emulator game in English for the USA region. One Piece Going Baseball Haejeok Yaku is a GBA ROM that you can download to your computer or play online within your browser. You can also download roms such as LEGO Star Wars III The Clone Wars and Shonen Jump's One Piece that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.