Challenges completed by hydroblast
Staff Ghost
SNES Mario Circuits Merged! : Complete the track in less than 55s in Time Trial mode

Faster Staff Ghost
SNES Mario Circuits Merged! : Complete the track in less than 43s in Time Trial mode

SNES Battle Arena 1
Battle Arena Fusion : Go inside of the grass square

SNES Battle Arena 2
Battle Arena Fusion : Go in the water

GBA Battle Arena 4
Battle Arena Fusion : Go inside the middle lake

GBA Battle Arena 1
Battle Arena Fusion : Drive in the sand

GBA Battle Arena 3
Battle Arena Fusion : Drive in the sand

GBA Battle Arena 2
Battle Arena Fusion : Drive on the grating

SNES Battle Arena 4
Battle Arena Fusion : Drive in the sand

Battle Mission 9: Brotherly Battles
Nintendo DS : Finish the game in the 1st position in 150cc class, with 4 participants, without falling, with Mario
No teams

50 coins, 50 jumps
SNES Mario Circuits Merged! : Collect 50 coins by taking at most 50 jumps

Touche pas les bananes
Splatlands : Complete the track in VS mode, without being hit by a banana, with 1 participant

Mining Gold through the Tolblerones
Toblerone Highroad : Collect all coins in VS mode, in 50cc class, with Cavegirl, in less than 40s

I HATE GOOMBAS
Choco Mountain : Finish in the 1st position in VS mode, without drifting, by starting with 20s delay, with Koopa, without touching any Goomba

try this
OUCH : Complete the track

Arcade Tokens
Pinball Arcade : Collect all coins without going backwards

time
rainbow road 1 : Complete the track in less than 50s

Roy's Torture
Roy's Airship : Complete the track in 185cc mirror class, with 12 participants, by starting with 3s delay

Retro Challenge
Mario Circuit 2 : Collect all coins in VS mode, in 50cc class, without touching any pipe nor oil spill, with Mario, without going backwards, in less than 2:10
In difficult mode, with 8 participants, no teams

Rainbow Road Trial 3
Rainbow Road 3 : Finish in the 1st position in VS mode, in 50cc class, without being hit by a fake item box, a banana, a green shell, a star, a bullet bill or a poison mushroom, without touching any Thwomp, by falling at most 1 time, by starting with 5s delay, by performing 5 Mini-Turbos, by performing 5 Super Mini-Turbos, by performing 5 tricks, in less than 2:30
In difficult mode, with 8 participants, no teams
