Captain Toad: Treasure Tracker is a 2014 developed and published by for the . It is a of the series which builds upon the starring from .
Enhanced ports were released for and on July 13, 2018, including additional bonus levels themed around , but excluding the Super Mario 3D World bonus levels from the Wii U version. The Nintendo Switch port has sold over 1 million copies, making it one of the on the system. A free update for the Nintendo Switch version was released on February 13, 2019, adding where another player controls a new purple Toad with white spots in the regular chapters alongside Toad/Toadette, and Toadette in the Special Episode.
Paid for the Nintendo Switch version of the game was released on March 14, 2019, adding a new 'Special Episode' featuring new courses. Certain courses were designed for the newly introduced co-op mode.The game builds upon the "Adventures of Captain Toad" in , where the basic model had first been introduced. In the game, players control Captain Toad, a , and his companion , attempting to safely navigate through various obstacles and reach a gold star at the end of each level. Completing the original version allows players to see the link between Captain Toad: Treasure Tracker and Super Mario 3D World, and having save data from the latter or beating Treasure Tracker allows players to play four 3D World levels as Captain Toad. Meanwhile, the Switch version has an updated ending linked to as well as two-player , and scanning the Wedding unlocks four bonus levels adapted from Odyssey. These levels can also be unlocked after completing Chapter 3.