Difficult Complete the track without drifting, by performing 4 stunts By Roby in Zone de Boos - Easy Get 1 gold cup By JPnavar. Difficult Finish in the 1st position in 150cc class, without falling, in less than 1:20, with Waluigi, in e. Difficult Complete the track in Time Trial mode, without touching any Monty Mole, with Mario, in less than. Difficult Finish in the 1st position in 150cc class, without falling, with Rosalina, in less than 1:25, in. Impossible Finish in the 1st position in 150cc class, with Dry Bones, without falling, in less than 55s, in. Difficult Eliminate 1 opponent by yourself in 50cc class, without losing any balloons, without inflating an. Easy Go inside of the grass square By Wal68 in Arenas inside. Difficult Go in the water By Wal68 in Arenas inside of o. Medium Go inside the ice square By Wal68 in Arenas inside. Eliminate 1 opponent by yourself in 150cc class, with B.