Challenges completed by hydroblast
Things are going South
Radioactive Labs : Go to the Southern-most part of the track.
Easy Win the race! ...Twice!
Radioactive Labs : Finish 1st 2 times in a row
Easy This is N. Gin Labs 2, basically
Radioactive Labs : Complete the track in VS mode, with Wario, in medium mode
With 8 participants
Easy I'VE FALLEN! AND I CAN'T GET UP!
Rooftop Speedway : Fall in the BEEG hole in the middle of the track
Easy Smol Godzilla
Rooftop Speedway : Finish in the 1st position with Bowser
Easy Part-time Job
Fun Chaos Factory : Complete the track in VS mode, with Waluigi
Easy A very Funky Monkey
Fun Chaos Factory : Finish in the 1st position with Funky-kong
Easy No chaos, no fun
Fun Chaos Factory : Complete the track in Time Trial mode
Easy Y'know, thinking about it...how are there rainbows in space?
Colorful Spaceway : Finish in the 1st position without drifting, by starting with 20s delay
Easy Come on and SLAM!
Thwomp Castle : Complete the track in 12th place
Easy BEEG PLANT
Flower Fields : Finish in the 1st position with Petey Piranha
Easy That's not Chocolate, Jimmy, don't eat it
Greatest Achievement Stadium : Break the Box in the mud.
Easy 25 Player Race
Rainbow Road 1 : Go to a "Force Jump" in VS mode, with 5 participants, with Daisy, in medium mode
Easy No Turbo Circuit
Mario Circuit (DS) : Finish in the 1st position without drifting, with Waluigi, in medium mode
With 8 participants
Easy Castle Dust
Bowser's Castle (Gamecube) : Complete the track in less than 1:05 in Time Trial mode, with Toadette
Easy INTRUDER ALERT!
Bad Peach's Castle : Finish the game in the 1st position with Peach, with 2 participants
Easy City Fort
Block City : Survive more than 1:10 without losing any balloons
Easy Who Left These In Space!?
Rainbow Road (GBA) : Complete the track in VS mode, with 1 participant, without touching item boxes, with Bowser Jr
Easy The 2 Stars
Panbud Circuit : Complete the track in less than 1:00 in Time Trial mode, with Mario
Easy Wario's Challenge
Wario Stadium (N64) : Finish in the 1st position with Wario, with 2 participants, in medium mode
Easy