Collect coins on the Blue Yoshi.
The Mystery of Blue Yoshi : Collect all coins in VS mode, without making tricks, without using any item, without going backwards, without touching item boxes, without touching the walls, without touching any Bullet Bill, Piranha Plant, tree, Monty Mole, Cheep-Cheep, bus, box, Boo, Thwomp, snowman, fire bar, oil spill, fire triplet, bumper, puddle nor Pokey, without being hit by a fake item box, a banana, a green shell, a red shell or a poison mushroom, without falling, in impossible mode, in less than 45s
Extreme 
Medium