Challenges completed by amberr
Not hard
Fun Rainbow Road : Pass through some zones in VS mode, in 999cc, with 100 participants

Harder Version of No MT's
GBA Rip-off Park : Complete the track in less than 1:05 in Time Trial mode, without drifting

Black Hole!
Pyramid Plains : Enter the Black Hole

Green with Speed
Mario Circuit 2 (Mario Kart CD) : Finish in the 1st position in VS mode, with Luigi
With 8 participants, no teams

Between oil and the boost panel
Oli Raceway : find the boost panel between the oil on the right. in Time Trial mode, without going backwards, without touching any oil spill, in less than 2s, without using any item

still free
Squares : Complete the track in less than 1:00 in Time Trial mode, in 150cc

Epicfail
RK Insect Woods : Finish the game in less than 7s
With 8 participants

the hidden exit
DUNGEN RACE : somewhere near the first turn(my first secret) without making tricks
No teams

Master of Balance
Rainbow Speedway : Get to the second path cross by falling at most 1 time, in less than 20s

Super star rose !
Arène de l'étoile arc-en-ciel : Vous devez ateindre la zone rose de l'étoile.

Super star rose ! (Mode chrono)
Arène de l'étoile arc-en-ciel : Vous devez ateindre la zone rose de l'étoile, in less than 10s

hacker
koopa code : use short cuts

Track Master
Life Ocean : Reach Checkpoint 3 in Time Trial mode, in less than 50s

wow
Guest : Survive more than 30s

A+
Quiz Road #1 : Complete the track by falling at most 6 times

The Quizmaster
Quiz Road #1 : Complete the track in less than 20s

Peach Wants To Attack
The Good Battle Road : Hit 5 opponents with Peach, without drifting
With 8 participants, no teams

Survive
1 for all : Survive more than 1:30 without touching item boxes
With 8 participants

F- Zero speed challenge
F-Zero Mute city 1 but there's no healting bar : Complete the track in less than 2:00 in Time Trial mode, without making tricks, without drifting

Let's Do This Backwards!
World 1-1 : Go through three checkpoints to reach the finish line in Time Trial mode, by driving backwards
