Nitro Grand Prix

> Mushroom Cup

Figure-8 Circuit - difficulty rating [1/10]
Yoshi Falls - difficulty rating [1.5/10]
Cheep Cheep Beach - difficulty rating [2/10]
Luigi's Mansion - difficulty rating [2.5/10]

> Flower Cup

Desert Hills - difficulty rating [3/10]
Delfino Square - difficulty rating [3/10]
Waluigi Pinball - difficulty rating [4/10]
Shroom Ridge - difficulty rating [5/10]

> Star Cup

DK Pass - difficulty rating [4.5/10]
Tick-Tock Clock - difficulty rating [5.5/10]
Mario Circuit - difficulty rating [4/10]
Airship Fortress - difficulty rating [6/10]

> Special Cup

Wario Stadium - difficulty rating [6/10]
Peach Gardens - difficulty rating [5.5/10]
Bowser Castle - difficulty rating [7/10]
Rainbow Road - difficulty rating [9/10]

Retro Grand Prix

> Shell Cup

SNES Mario Circuit 1 - difficulty rating [1/10]
N64 Moo Moo Farm - difficulty rating [2/10]
GBA Peach Circuit - difficulty rating [3/10]
GCN Luigi Circuit - difficulty rating [4.5/10]

> Banana Cup

SNES Donut Plains 1 - difficulty rating [3/10]
N64 Frappe Snowland - difficulty rating [4.5/10]
GBA Bowser Castle 2 - difficulty rating [6.5/10]
GCN Baby Park - difficulty rating [0.5/10]

> Leaf Cup

SNES Koopa Beach 2 - difficulty rating [4.5/10]
N64 Choco Mountain - difficulty rating [5/10]
GBA Luigi Circuit - difficulty rating [5.5/10]
GCN Mushroom Bridge - difficulty rating [6/10]

> Lightning Cup

SNES Choco Island 2 - difficulty rating [5.5/10]
N64 Banshee Boardwalk - difficulty rating [4.5/10]
GBA Sky Garden - difficulty rating [7.5/10]
GCN Yoshi Circuit - difficulty rating [6/10]