Mat (tracks I'm able to "run"):

Canyon Run
Crystal Dungeon
Crystal Plains
Colour Wonderland
CTR Cortex Castle
Delfino Island
Flowery Greenhouse
Glimmer Express Trains
Incendia Castle
Jungle Cliff
Kinoko Cave
Mushroom Peaks
Melting Magma Melee
Misty Ruins
Pipe Underworld
Rosalina's Snow World
Rush City Run
Six King Labyrinth
Slot Circuit
Sunset Raceway
The Rabbit Hole
Thunder City
Twin Peaks
Volcanic Valley