GameStop: Sonic Boom Fire & Ice for Nintendo 3DS Only $19.99 (Regularly $39.99)
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Hop on over to GameStop.com where you can score Sonic Boom: Fire & Ice for Nintendo 3DS for only $19.99 (regularly $39.99). Shipping is free on orders of $35 or more when you use promo code SAVER at checkout. As a price comparison, Amazon has this same game priced at $38.97!