The Blue Ox Kart is a Kart in Kart Kingdom. It is supposed to resemble the blue ox from the tale of Paul Bunyan. It can be obtained by entering the Secret Code PAULBUNYAN in the Parts Trailer. The Secret Code was revealed on the Kart Kingdom Blog post from June 15, 2017, titled "Paul Bunyan Day is June 28!". Although the Blue Ox Kart was new, it used the same base as the Longhorn Kart.
- The blog post that revealed the code for this Kart, "Paul Bunyan Day is June 28!", was the third and final blog post by CC during 2017.