A Wal-Mart promotional display showcases the Amiibo figurines players will be able to use with Mario Kart 8.

IGN writer Lucas Thomas found the display , which shows Mario, Peach, Yoshi and Donkey Kong on the Mario Kart 8 compatibility list. The same list also shows the figures compatible with Super Smash Bros. for Wii U, as well as the lone Link that will work with Hyrule Warriors Nintendo announced its upcoming Amiibo project at E3 this year. The figurines are Nintendo's answer to toy-infused franchises such as Skylanders and Disney Infinity, and after being registered with their respective Wii U console, can learn to fight based on the player's behaviors. IGN went in-depth with the feature in a recent preview As for Mario Kart 8, it's unclear exactly how the figurines will function, although they'll likely adapt much like they do in Smash Bros. Stay tuned to IGN for more news regarding Nintendo's Amiibo project.

Mike Mahardy is a freelance journalist writing for IGN. You can follow him on Twitter at @mmahardy.