Last published challenges
Star Thwomp Destruction
Battle Arena 5 : Destroy all Thwomps in 150cc class, without touching any Thwomp, by taking at most 3 jumps, with Dry Bowser, with inverted controls, by starting with 1 balloon

Piranha Plant Cleaning
Peach Gardens : Destroy all piranha plant in 150cc class, without touching the walls, with Petey Piranha, without touching any Chomp, fire plant, pipe nor piranha plant, without going backwards, without drifting, with inverted controls, by starting with 1 balloon

Reverse Pokey Cleaning
Inside of a topic : Destroy all Pokeys in 500cc class, without touching the walls, without touching any pipe nor Pokey, by driving backwards, in less than 1:50, while in rear view, by starting with 1 balloon

Coins inside of a topic
Inside of a topic : Collect all coins in 300cc class, without touching the walls, without going backwards, without drifting, by starting with 1 balloon

Cloudhopper
Inside of a topic : Reach Jigsaw in 999cc class, in less than 8s, with Paratroopa, by starting with 1 balloon

SELECT ME IF YOU CAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Wal68's Test Arena :

Think outside the box
The best battle arena in the entire world :D : Finish the game without going backwards, without turning , without using any item, by starting with 1s delay

Base Invader
The great war of MKPC : Enter all enemy bases in any order (HINT: CPUs sometimes exit their bases, the pipe indicates your own base's entrance), without falling, without drifting

Obstacle Course Winner
Obstacle Course : Cross the mud path, circular saw blades and laser beams in 150cc class, by losing at most 1 balloon, without cheesing through the back, by starting with 2 balloons

Cheep-Cheep Cleaning
Town (battle challenges) : Destroy all Cheep-Cheeps in 200cc class, without touching any traffic cone, bus, Cheep-Cheep, fir tree nor tree, with Yoshi, in less than 2:00, with 1 participant, (HINT: you can directly hop from wall to wall without using the box+bomb combo), by starting with 7 balloons

Be a Zig and a Bernie
Zigisharko's karting club : Finish 1st 8 times in a row in VS mode
In difficult mode, with 8 participants

Going through the pipes
Royal Circuit : Pass through all pipes with Peach, with 1 participant, in less than 1:00

Koopa roule chez lui XD
Koopa Troopa Waterfalls : Complete the track in less than 1:15 in Time Trial mode, in 150cc class, with Koopa

Kill the goombas
Goomba Valley : Destroy all Goombas with Luigi, in less than 1:40, with 1 participant

No Falling Challenge
Rainbow Circuit : Complete the track without falling

Unfair race
Mushroom Cave : Finish in the 1st position by starting with 15s delay, with Toad
With 8 participants

51 Coin Challenge
Figure 9 Circuit : Collect all coins in less than 1:30

Don't Touch Anything!
Mario Circuit : Finish 1 Lap. without going backwards, without touching the walls, without touching any pipe, pendulum, (Right) Arrows, (Left) Arrows, Thwomp, Goomba, fire plant, fire bar nor Chomp, in impossible mode

Boos' Revenge
Boo Valley : Finish in the 1st position in VS mode, in 150cc mirror class, 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, a bullet bill, a lightning or a poison mushroom, without touching any Boo, without touching the walls, without taking the boost pads, without falling, with Luigi, in impossible mode, in less than 1:20
With 8 participants, no teams

Ultra Staff Ghost
Kirby Boy Colosseum remake : Complete the track in less than 1:41 in Time Trial mode, in 150cc class
