Nintendo 3DS : Sonic Boom: Shattered Crystal - Nintendo Video Games Tested Up for sale is this amazing Sonic Boom for the Nintendo 3ds or even the 2ds. Tested and working. Might be missing one insert. Condition: pre-owned in good condition. Minimal signs of wear. Will ship within 1 business days usually via USPS with tracking. If you have any questions feel free to let me know and I would be happy to help