Exploration Tour (2023)

The 4th Anniversary Tour is the eighty-ninth tour of Mario Kart Tour, which begins on March 7, 2023 and ends on March 21, 2023. The tour introduces a brand new course to Mario Kart Tour called GCN Waluigi Stadium and is the first tour since the Sundae Tour thirteen tours prior to introduce a new course not based on a city, with the introduction of Sky-High Sundae.

The Winterfest, which began in the previous tour, lasts until the end of this tour.

Drivers

 * Lisa Loud And Abby Hatcher

Mii Racing Suits

 * Mii

Courses

 * Piranha Plant Cove (N, R, T, R/T)

Announcement
In the announcement post for the tour on official social media accounts, two images of Piranha Plant Cove, acting as a, were released, featuring ten differences in total:
 * 1) Luigi's kart is a Red Crawly Kart in the first image, and a in the second.
 * 2) A boomerang is present behind Petey Piranha's kart on the far-left of the second image, but is absent from the first.
 * 3) Captain Toad is in a different pose.
 * 4) A large pillar is standing upright in the second image, but has fallen over in the first.
 * 5) The Maw-Ray is higher in the second image.
 * 6) Purple sparkles in the background are in a different arrangement between the images.
 * 7) Mario uses his normal variant in the first image, but his Classic variant in the second.
 * 8) Bowser is holding a Bowser's Shell in the first image, but in the second image he's holding a Spiny Shell.
 * 9) The Shy Guy at the front is blue in the first image, but yellow in the second.
 * 10) The Item Boxes are at a different angle between the images.