Twin Series 4 - Hamu Hamu Monster EX & F Puzzle Hamusuta ROM Download can be obtained free for Gameboy Advance on EmuGames.net only. Play emulator game in English for the USA region. Twin Series 4 Hamu Hamu Monster EX & F Puzzle Hamusuta is a GBA ROM that you can download to your computer or play online within your browser. You can also download roms such as Pilotwings and Pilotwings 64 that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.