Boulderdash Demo (05-04-2003) (AD) ROM for Atari 2600 (A2600). Boulderdash Demo (05-04-2003) (AD) game is available to play online and only onRoms Games. Boulderdash Demo (05-04-2003) (AD) ROM for Atari 2600 requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.