If Nintendo doesn't do this for MK9, we Riot. Also, it took very long for me to make the first time, but it was all deleted when I tried to save it. So the second time's the charm, I guess (though I'm just doing the roster this time).
Roster:
Super Mario:
Mario
Luigi
Peach
Daisy
Rosalina
Pauline
Yoshi
Birdo
Toad
Koopa Troopa
Shy Guy
Wiggler
Toadette
King Boo
Petey Piranha
Wario
Waluigi
Donkey Kong
Diddy Kong
Funky Kong
Bowser
Bowser Jr.
Koopalings (now as one character)
Kamek
Honey Queen
Goomba
Toadsworth
E. Gadd
Polterpup
Cappy
Florian
Sprixie Princess
Broodals
Stella
The Legend of Zelda:
Link
Zelda
Ganondorf
Impa
Sheik
Darunia
Ruto
Skull Kid
Midna
Fi
Ghirahim
Toon Link
Tetra
Mipha
Daruk
Urbosa
Ravali
Sidon
Tulin
Bokoblin
Metroid:
Samus
Ridley
Dark Samus
E.M.M.I
Kirby:
Kirby
Meta Knight
King Dedede
Waddle Dee
Ribbon
Adeleine
Marx
Magolor
Chef Kawazaki
Mage Sisters
Elfilin
Leongar
Clawroline
Galacta Knight
Morpho Knight
Star Fox:
Fox
Falco
Slippy
Peppy
Krystal
Wolf
Leon
Andrew
Pigma
General Pepper
Dash
Tricky
Pokemon:
Pikachu
Eevee
Charizard
Mewtwo
Jigglypuff
Pichu
Sceptile
Gardevoir
Piplup
Lucario
Riolu ('cuz Riolu)
Oshawott
Snivy
Zoroark
Meloetta
Greninja
Braixen ('cuz Braixen)
Hawlucha
Incineroar
Popplio
Mimikyu
Zeraora
Rillaboom
Cinderace
Kleavor
Meowscarada
Scream Tail
F-Zero:
Captain Falcon
Black Shadow
Kid Icarus:
Pit (shares a character with Dark Pit)
Palutena
Viridi
Pikmin:
Olimar
Alph
Brittany
Charlie
Louie
Bulborb
Animal Crossing:
Villager
Isabelle
Tom Nook
Digby
K.K. Slider
Splatoon:
Inkling
Octoling
What do you guys think? You think you can think of some DLC characters?