Challenges completed by Nodac64

Mario circuit : Complete the track in less than 1:05 in Time Trial mode, in 200cc

Go backwards!

Moo Moo Farm : Complete a lap backwards in Time Trial mode, in 200cc

Run

Moonson Sandstorms : Complete a lap in Time Trial mode, in 150cc, in less than 25s, without touching any Thunder Pokey, Dead Gamba nor Lightning, without falling

Find Easter Egg 7

Dry Dry Desert : Destroy all Easter Egg

Find Easter Egg 16

Wuhu Loop : Destroy all Easter Egg

Find Easter Egg 21

Marina's Island : Destroy all Easter Egg

Find Easter Egg 24

M10K Toad Town : Destroy all Easter Egg

Find Easter Egg 20

Rainbow Road : Destroy all Easter Egg

Find Easter Egg 25

EKDS Doge Desert : Destroy all Easter Egg

Find Easter Egg 29

RMX Mario Circuit 1 : Destroy all Easter Egg

Find Easter Egg 26

Waterlily Waterfall : Destroy all Easter Egg

Find Easter Egg 22

Power Garden : Destroy all Easter Egg

Find Easter Egg 10

Bowser's Castle : Destroy all Easter Egg

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 3.7: Win 1st place on Bowser's Castle avoiding all Thwomps.

Bowser's Castle : Finish in the 1st position in VS mode, with 6 participants, without touching any Thwomp, Marty nor Thwomp Side, with Bowser

Mission 2.4: Finish 2 laps on Bowser's Castle without touching a Thwomp and doing 3 tricks in 2:10.

Bowser's Castle : Finish 2 laps in Time Trial mode, with Bowser, by performing 3 tricks, without touching any Thwomp, in less than 2:10

Secret Character?

Bowser's Castle : Secret unlock. Sneaky sneaky. in Time Trial mode, with Bowser

Mission 2.6: Charge 25 mini turbos on Rainbow Road without hitting a chomp in 2:20.

Rainbow Road : Complete the track in Time Trial mode, with Yoshi, in less than 2:20, without touching any Chomp, by performing 25 Mini-Turbos

Toadally Simple?

Toad Circuit : Complete the track in less than 1:23

Find Easter Egg 28

MK9S Koopa Circuit : Destroy all Easter Egg