IGN - Mario Kart 8, with Wii U and Switch sales combined (but mostly Switch), is officially the best-selling racing game in U.S. history, usurping the pole position from Mario Kart Wii.
![Nintendo post surprise profits as Mario Kart 8 and Hyrule Warriors help double Wii U sales | The Independent | The Independent Nintendo post surprise profits as Mario Kart 8 and Hyrule Warriors help double Wii U sales | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2014/10/29/11/mario-kart-8-header.jpg)
Nintendo post surprise profits as Mario Kart 8 and Hyrule Warriors help double Wii U sales | The Independent | The Independent
![Free Wii U game w/ Mario Kart 8 purchase: Wind Waker HD, New Super Mario Bros. U, more (up to $50 value) Free Wii U game w/ Mario Kart 8 purchase: Wind Waker HD, New Super Mario Bros. U, more (up to $50 value)](https://9to5toys.com/wp-content/uploads/sites/5/2014/04/mario-kart-8-promo-free-wii-u-game-sale-03.png?w=740)
Free Wii U game w/ Mario Kart 8 purchase: Wind Waker HD, New Super Mario Bros. U, more (up to $50 value)
![Mario Kart 8 helps Nintendo's Wii U turn a corner, lifting console sales more than Titanfall or Second Son – GeekWire Mario Kart 8 helps Nintendo's Wii U turn a corner, lifting console sales more than Titanfall or Second Son – GeekWire](https://cdn.geekwire.com/wp-content/uploads/2014/06/Mario_Kart_8-screenshot_54.jpg)