Last published challenges
Crocodile Lake
Montyside Park : Complete the track in less than 1:45 in Time Trial mode

POWs n' Stars
Pac-Maze 2 : Eliminate 5 opponents by yourself in 150cc, with Mario, in less than 2:00, with 12 participants, by starting with 3 balloons, having CPUs starting with 75 balloons
No teams

Boom boom beach
Beach of that one guy who's pretty shy : Finish in the 1st position in VS mode, in impossible mode, without being hit by a POW block, without touching item boxes
With 8 participants

Greedy Driver
Mountain Motorway : Collect all coins in VS mode, in 150cc, with Wario
In difficult mode, with 8 participants, no teams

Tested Coins
Test Circle : Collect all coins in VS mode, in 999cc, with Wario, in less than 15s

Earthquake Simulator
Test Circle : Finish in the 1st position in VS mode, in 150cc, without using any item, without being hit by a POW block, by performing 20 Super Mini-Turbos, in less than 1:30
In difficult mode, with 8 participants, no teams

Boss of the Badlands
Brutal Badlands : Finish in the 1st position in 200cc, without touching red sand, in medium mode
With 8 participants

Plus Marks The Spot
Brutal Badlands : Find the buried treasure, in less than 20s

Reverse! Reverse!
Brutal Badlands : Collect all coins in Time Trial mode, by driving backwards, in less than 5:00

Collect all the coins
Princess Secret Slide : Collect all coins in VS mode, in 150cc, in less than 1:00, with Mario, with 1 participant

Leaving Before the Moon Comes Crashing Down...
Clock Town : Complete the track in less than 55s in 150cc

Become Link!
Clock Town : Destroy 50 BigPot in Time Trial mode, in less than 3:00

Molten Hot Time Trialer!
Thwomp's Castle 4 : Complete the track in less than 38s in Time Trial mode, in 150cc

1-1 collect coins
peach circuit 1 : Collect 12 coins in Time Trial mode, in 150cc, in less than 31s

3DS Wuhu Loop : Complete section 1 in Time Trial mode, in 150cc, in less than 24s, with Daisy, without using any item, without making tricks

To Be A Champion
Circuit de Maria : Complete the track in less than 55s in 150cc, in Time Trial mode

For a second!!
Hazard: Factory : Complete the track in less than 2:30 in Time Trial mode, in 150cc, without making tricks, without drifting, without using any item, without touching any oil spill nor flipper

The Gold Cup! HARDEST!!
Red Shell Cup : Get the gold cup without drifting, with inverted controls

The Gold Cup! But Harder..
Red Shell Cup : Get the gold cup with inverted controls

Bonus Stage 1.1
Game IQue : Reach the barrier of pipes in 150cc, without falling, without losing any balloons, without being hit by a fake item box, a banana, a green shell, a red shell, a bobomb, a blue shell, a mega mushroom, a star or a mushroom, by driving backwards
With 8 participants, no teams
