Top rated challenges
The Elusive Villa Feltrinelli : Complete the track in less than 1:45 in VS mode
With 8 participants, in difficult mode
Difficult Unlock Dr. Noreen Wakeman!
Mario Kart: Game Maker Studio Bundle : Get all gold cups
Extreme Coins In The Swamp Patches
Salty Swamplands : Collect all coins in Time Trial mode
Easy Ramps Of The Arctic
Arctic Byways : The Zones are by the ramps! by performing 2 tricks
Easy The Gamer Challenge
The Gamer Challenge : Complete the track in less than 45s in Time Trial mode, in 150cc, in less than 45s
Easy Judge 8
Retro Frostland : Collect all coins by driving backwards
Easy Bup 8
BUP 2 : Finish the game in the 1st position with Toad
Easy Dueling BUPs
BUP 2 : Hit 1 opponent with 2 participants, without losing any balloons
Easy Gold Cup
Jiggy Cup : Get the gold cup
In difficult mode
Medium Trophy Race Challenge
Mario Team Racing : Get 1 gold cup in Grand Prix mode
Easy Numa Numa Coins ¯\_(ツ)_/¯
Tualet Na Kashdy Den : Collect all coins in less than 40s
With 8 participants
Medium Red Rings!
Asteroid Coaster : Collect all coins
Easy Galaxy parade
Starlight carnival : Locate the rogue ship
Easy Jump
I Don't Know What To Name This : Reach The Jump in 1st place
Easy Star Cup : Get the gold cup
Medium Flower Cup : Get the gold cup
Easy Doing It All Over Again
CTA Wumpa city 2 : Reach The Central Plaza Bridge by driving backwards
Easy Ramping It!
CTA waterfall beach 2 : Complete All The Jumps
Easy time trial madness
super car town! : Complete the track in less than 1:30 in Time Trial mode, in 200cc
Easy Mission 1-X: First Cup Clear!
Super Coolio Kart Gold Bundle : Get 1 gold cup in Grand Prix mode
Medium