You can obtain Mario Kart World’s unlockables through various methods, so here's how to get new stickers, karts, characters, and costumes.

To unlock outfits in Mario Kart World, you’ll need to locate the various Yoshi restaurants while playing as the character you want to unlock costumes for. Eating at the restaurant will unlock a respective outfit for said character, with different foods leading to different outfits. You can see all the outfits below.