Challenges list of BowserJr03
>>> Disco Dash >>>
Electrodrome : Complete the track in less than 1:54 in Time Trial mode

City Rush
Starl City B : Pass through pipes in order without touching any box, in less than 30s, with 1 participant

Garden Rush
Volendam Gardens : Pass through pipes in order without touching any box, in less than 26s

Slippery Speedrunner
Mount Wario : Complete the track in less than 1:00 in Time Trial mode

Assist Mode for a few seconds
Super Probably Track : Collect all coins

FAST FLAPPING
Mario Kart 4 (O) - Rainbow Road (Remake) : Complete a Lap in Time Trial mode, in less than 40s

Stealing coins from the Helado Roca Picudas
Glacial Roca Picuda : Collect all coins without touching any Helado Roca Picuda (IceThwomp)

Bowser Jr. wants to be as fast as his Dad
Big Blue : Get to the first Glider Ramp in less than 22s, with Bowser Jr

Bup Bup Battlefield
Bob-omb Battlefield : Complete the track in less than 1:40 in Time Trial mode, with Toad

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

Follow the given instructions for ErHeck's blessing
ErHecks : E > Funni Number > Watermark > Apostrophe > Southern Box > g > Mouth > Name of the Arena

Going Crazy after Eating the Track
Sweet Street : Complete the track in less than 2:30 in Time Trial mode

.-.
Wiggler Waterfalls : Complete the track in less than 1:56 in Time Trial mode, with Rosalina

I'm running out of Challenge names...
Wiggler Waterfalls : Complete the track in less than 2:00 in Time Trial mode, with Rosalina

FAST FLAPPING
Mario Kart 1 (O) - Mario Circuit (Remake) : Complete a Lap in Time Trial mode, in less than 22s

FAST FLAPPING
Mario Kart 1 (O) - Green Forest (Remake) : Complete a Lap in Time Trial mode, in less than 28s

Stealing Coins from a Baby
Baby Park (MK8 Remake) : Collect all coins in Time Trial mode, in less than 15s

B E E G
Wargor's Castle 2 : Find the word BEEG

Beach Rush
EKDS Volcano Beach : Complete the track in less than 1:40 in Time Trial mode

IT'S KING BOWSER, NOT GAY BOWSER :P
SO LONG, GAY BOWSER! : Finish the game in the 1st position with Bowser
