Challenges completed by Nodac64
Sweet Sweet Coins
Candyland : Collect all coins in Time Trial mode, in 150cc class, in less than 50s

No Drifting allowed
Forest Circuit : Complete the track in less than 1:55 in Time Trial mode, in 150cc class, without drifting

Randomizer Cup (Press Random in the course select screen)
Waluigi Kart: Meme Racing! : Make exactly 60 points in 4 races in VS mode, in 150cc class, in different circuits, with 12 participants, in extreme mode
No teams

Survivor
N64 Big Donut : Survive more than 30s in 150cc class
With 8 participants, no teams

Complete 1 Lap in 200cc Time Trial in under 20s
Riverside Park : Complete a lap in Time Trial mode, in 200cc class, in less than 20s

good luck
Rainbow Road X : Complete the track in less than 1:00 in VS mode, in 150cc class, with 1 participant, by performing 5 tricks, by performing 10 Mini-Turbos, by performing 10 Super Mini-Turbos

Big Mirror Race
Koopa Troopa Beach : Finish in the 1st position in VS mode, in 50cc mirror class, with Mario, in easy mode
With 8 participants, no teams

TEST_01: Reverse Drift
Advanced Tutorial : Reverse Drift through the teleporter 3 times in Time Trial mode, in less than 1:00, by performing 25 Super Mini-Turbos

Free challenge
Challenge pack #1 : Complete the track in less than 23s in Time Trial mode, in 150cc class

Chip Worshipper
Chip Runway : Complete the track in less than 1:09 in Time Trial mode, in 150cc class

Obligatory Challenge
Mario Kart 2 (O) - Rainbow Road (Remake) : Complete a lap in Time Trial mode, in less than 35s

Money Cave
Deep deep Cave : Collect all coins in Time Trial mode, in 150cc class

Super Mario Bros. 35
Retro Raceway : Finish in the 1st position in VS mode, in 150cc class, with SMB Mario, in extreme mode, with 35 participants
No teams

Grab the Coins!
Donut Plains 2 : Collect all coins in Time Trial mode, in 150cc class, with Yoshi, in less than 1:00

150cc Time to Beat
Choco Island : Complete the track in less than 1:00 in Time Trial mode, in 150cc class

200cc Time to Beat
Choco Island : Complete the track in less than 45s in Time Trial mode, in 200cc class

200cc Time to Beat
Boo Lake : Complete the track in less than 1:25 in Time Trial mode, in 200cc class

150cc Time to Beat
Boo Lake : Complete the track in less than 1:30 in Time Trial mode, in 150cc class

Beating Bowser's Fastest Time
Bowser's Racetrack : Complete the track in less than 1:30 in Time Trial mode, in 150cc class

The Final Boss
Bowser's Racetrack : Finish in the 1st position in VS mode, in 150cc class, with 12 participants
In difficult mode, no teams
