3D Tachyon Fighter (1984)(Continental Software)[a].mtx ROM Download for Memotech MTX512 (). 3D Tachyon Fighter (1984)(Continental Software)[a].mtx game is available to play online and download only on Roms Games. 3D Tachyon Fighter (1984)(Continental Software)[a].mtx ROM for Memotech MTX512 download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.