Getbackers Dakkanoku - Metropolis Dakkan Sakusen ROM Download for Gameboy Advance (GBA). Getbackers Dakkanoku - Metropolis Dakkan Sakusen game is available to play online and download only on Roms Games. Getbackers Dakkanoku - Metropolis Dakkan Sakusen ROM for Gameboy Advance download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.