Greeting Cart Gene (SnailSoft)(PD) ROM for Atari 2600 (A2600). Greeting Cart Gene (SnailSoft)(PD) game is available to play online and only onRoms Games. Greeting Cart Gene (SnailSoft)(PD) ROM for Atari 2600 requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.