Great Wall, The (1986)(Artic Computing-Unicorn Software) ROM Download for Acorn Electron (). Great Wall, The (1986)(Artic Computing-Unicorn Software) game is available to play online and download only on Roms Games. Great Wall, The (1986)(Artic Computing-Unicorn Software) ROM for Acorn Electron download requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.