Unlockable Characters[]
Waluigi: Play 5 hours of events in event mode. 
Princess Daisy: Play on the Sarasaland stage as Luigi. 
Luigi: Have Luigi join you in story mode. 
Roy: Defeat Giant False Marth in story mode. 
Koopalings: Play on all stages as Bowser and Bowser Jr.. 
Marth: Play on the Castle Siege stage as all characters. 
Princess Elincia: Complete team mode as Lyn. 
Lyn: Play as Marth 50 times. 
Lucas: Play on the Onett stage as Ness. 
Amy Rose: Defeat Jet the Hedgehog in story mode. 
Falco Lombardi: Play on the Lylat Cruise stage as Fox. 
Toon Link: Clear all-star as Link without continues. 
Wolf: Unlock Falco Lombardi. 
Jin Kazama: Play on the Moonlit Wilderness stage as any character.
Paragoomba: Beat Paragoomba in story mode. 
Baby Donkey Kong: Obtain 6 Donkey Kong trophies. 
Captain Syrup: Beat Giant Captain Syrup in story mode. 
Cranky Kong: Play on the Rainbow Road stage as Pauline. 
Lucario: Beat Giant Pikachu in story mode with Mewtwo. 
Mewtwo: Play on the Pokemon Stadium stage as Lucario. 
Jigglypuff: Buy five or more recipes like spam or beef in Revenge Food Buying Money mode in vault. 
Pauline: Play on the Rainbow Road stage as Diddy Kong. 
Mr. L: Play as Luigi 3-4 times in a match. 
Unlockable Items[]
Only 2 items are unlockable.
PokeBall: Defeat Pikachu in all-star mode.
Assist trophy: Beat Giant Assist Trophy in story mode.
Unlockable assist trophies[]
Only 1 assist trophy is unlockable.
Paula: Beat Paula in story mode.