Challenges completed by BowserJr03
I can't think of a good challenge name.
Retro Desert : Complete the track with 2 participants

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Retro Desert : Go south.

ERROR
Retro Desert : Test the Track.

Stunt-ed
3DS Toad Circuit : Complete the track in less than 1:38

Shortcut
DS DK Pass : Do the secret shortcut. in Time Trial mode, without touching item boxes, in less than 45s

Défi mosaique
Route-mosaïques : Faire la moitié du circuit, in VS mode, in less than 10s, with King Boo

Champion de bronze
Coupe Piranha : Make at least 32 points in 4 races in Grand Prix mode
In difficult mode, with 8 participants

Champion d'Or
Coupe Piranha : Make at least 38 points in 4 races in Grand Prix mode
In difficult mode, with 8 participants

Champion d'argent
Coupe Piranha : Make at least 35 points in 4 races in Grand Prix mode
In difficult mode, with 8 participants

Champion de Platine
Coupe Piranha : Make at least 40 points in 4 races in Grand Prix mode
In difficult mode, with 8 participants

Crazy Duel
High-tech : Finish in the 1st position in VS mode, with 2 participants
In difficult mode

Try Not To Fall Challenge
Airship Fortress : Finish in the 1st position by falling at most 2 times
With 8 participants

Toadette In The City
Mushroom City : Take the shortcut in Time Trial mode, with Toadette

I'VE FALLEN! AND I CAN'T GET UP!
Rooftop Speedway : Fall in the BEEG hole in the middle of the track

No Drifting M8
Figure-8 Circuit : Finish in the 1st position without drifting, in medium mode
With 8 participants

Rosalina's Challenge
Starbit Carnival : Finish in the 1st position with 2 participants, with Rosalina, in medium mode

Mettez 5/5
N64 Toad's Factory.GGradulin : Complete the track

Longcut Ruins
Dry Dry Ruins : Jump over the blocks/wall after the big jump in Time Trial mode

Star 6: Behind Chain Chomp's Gate
Bob-Omb Battlefield : Go behind chain chomp's gate with Mario

Gligar's Evolution
Gliscor : Survive more than 2:51
