Amazon.com has the pink, matte blue and black DSI for $149 plus you get a $30 credit for almost everything sold by Amazon.com. Here are the details
Get a $30 Amazon.com Credit
Order this DSi Console and receive a $30 promotional credit toward the purchase of items shipped and sold by Amazon.com (certain exclusions apply, including Kindle books, MP3s, and video rentals and downloads). The promotional credit will be added directly to your Amazon.com account within two days after your order ships. Offer valid when shipped and sold by Amazon.com. Limit one per household. Amazon reserves the right to change or terminate this promotion at any time.