Challenges completed by Brob2nd
Mission 1.6: Race 1 lap backwards on Mario Raceway
Mario Raceway : Race 1 lap in the opposite direction in Time Trial mode, in less than 1:00, with Bowser

Mission 1.4: Don't hit any train in Kalimari Desert
Kalimari Desert : Go through the two railway crossings without hitting the trains in Time Trial mode, with Toad, without touching any Kalimari Desert - Train nor Kalimari Desert - Car, in less than 45s

Mission Mode 1.2: Collect All 12 Coins in Frappe Snowland
Frappe Snowland : Collect all coins in Time Trial mode, in less than 25s, with Peach

Mission Mode 1.1: Reach Tunnel in Luigi Raceway
Luigi Raceway : Reach the tunnel on Luigi Raceway in less than 25 seconds in Time Trial mode, in less than 30s, with Luigi

wah
stupid : Collect all coins with Waluigi

O'Canada
Canadaland : Slam The Canadian Flags in less than 5s

Anti-Thwomp Escourt
GBA Broken Pier : Collect all coins without touching any Thwomp

Do not touch the stadium decor
Waluigi Stadium : Finish in the 1st position in VS mode, without touching any Piranha, Piranha left nor fire triplet

Coin Collection
Top of Yoyle City : Collect 100 coins with Toad
No teams

Pipe Finder 1
Yoshi Jungle : Find the first pipe

Play with the Chain Chomp
Boo City : Someones pet metal-ball-dog-thing-with-sharp-teeth needs a friend. in less than 30s

Shopping Shortcut
Boo City : Take the shortcut it Boo Mall

Jump on the Mushroom
Rainbow Road : So let's all jump up super high! High up in the sky! There's no power-up like dancing... I'll stop.

Collecting Coins!
Sunset Crossing! : Collect all coins

Collect All 20 Coins!
ZX Big Blue SNES : Collect 20 coins

uhh...You said TRIcolour, but there's yellow, green , orange, brown, grey...?
Go to all colored areas (yellow,green,orange,grey,brown,black of start line) and the off-road color

Drive Backwards And Collect 15 Conis!
ZX Mute City SNES : Collect 15 coins by driving backwards

Item Lover
Petey City : Hit all item boxes

Give me them Items!!!
Daisy's Circuit : Hit all item boxes

longue vie aux roi bowser
le large chateau de bowser : Complete the track in VS mode, without falling, with Bowser
In difficult mode
