3 stock, 8 minutes.
All items on medium.
Stage list, chosen by random each game:

Battlefield
Duck Hunt
Final Destination
Midgar
Super Mario Maker
Suzaku Castle
Umbra Clock Tower
Wily Castle
Dream Land 64
Hyrule Castle 64
Peach's Castle 64
Flat Zone X
Gamer
Garden of Hope
Kalos Pokemon League
Mario Circuit
Mario Galaxy
Miiverse
Mushroom Kingdom U
Orbital Gate Assault
Pac-Land
Pilotwings
Pyrosphere
Skyloft
Town and City
Wii Fit Studio
Wuhu Island
Kongo Jungle 64
Onett
75m
Bridge of Eldin
Delfino Plaza
Halberd
Luigi's Mansion
Lylat Cruise
Mario Circuit (Brawl)
Norfair
Pirate Ship
Pokemon Stadium 2
Port Town Aero Dive
Skyworld
Smashville