- Nintendo Switch
Special costumes:
Successfully complete the indicated task to unlock the corresponding:
Blockafeller: Find Sprout in all 43 of his hiding spots.
Kamek: Successfully complete all courses in the game, includes postgame courses.
Sundream Stone: Collect all Smiley Flowers in the game, then give all your remaining flowers to the Blockafeller outside of Kamek's hideout.
Amiibo costumes:
Scan the indicated amiibo into the game to unlock the corresponding costume:
Amiibo Box: Scan any non-compatable amiibo.
Blue Yarn Yoshi: Scan the Blue Yarn Yoshi amiibo.
Bowser: Scan any Bowser amiibo.
Green Yarn Yoshi: Scan either the Green Yarn Yoshi or Mega Yarn Yoshi amiibo.
Koopa Troopa: Scan the Koopa Troopa amiibo.
Luigi: Scan any Luigi amiibo.
Mario: Scan any Mario amiibo.
Peach: Scan any Peach amiibo.
Pink Yarn Yoshi: Scan the Pink Yarn Yoshi amiibo.
Toad: Scan the Toad amiibo.
Yarn Poochy: Scan the Yarn Poochy amiibo.
Yoshi: Scan any plastic Yoshi amiibo.