Heroes
- Mario
- Luigi
- Princess Peach
- Toad
- Yoshi
- Princess Daisy
- Toadsworth
- Toadette
- Rosalina
- Jeffy
- Brooklyn T. Guy
- SMG4
- Sonic the Hedgehog
- Miles "Tails" Prower
- Knuckles the Echinda
- Charmy Bee
- Espio the Chamelon
- Vector the Crocodile
- Rouge the Bat
- Amy Rose
- Sonia the Hedgehog
- Manic the Hedgehog
- Shadow the Hedgehog
- Sub-Zero
- Scorpion
- Johnny Cage
- Sonya Blade
- Cassie Cage
- Kung Lao
- Liu Kang
- Raiden
- Crash Bandicoot
- Kirby
- Link
- Zelda
- Spyro the Dragon
- Frogger
- Q*Bert
- Samus Aran
- Pac-Man
- Ryu
- Mega Man
- Wreck-It Ralph
- Pikachu
- Squritle
- Ivysuar
- Charizard
- Donkey Kong
Villians
- Bowser
- Dr. Eggman
- Metal Sonic
- Bowser Jr.
- King Dedede
- Coconuts
- Scratch and Grounder
- Ganondorf (Ganon)
- M. Bison
- Dr. Wily
- King Candy/Turbo
- Shao Kahn
- Shinnok
- Shang Tsung
- Quan Chi
- Noob Saibot
- Mileena
- Reptile
- Dr. Neo Cortex
- Gnasty Gnorc
- King K. Rool
- Snively
- Dr. Nitrus Brio
- Tiny Tiger
- Pinstripe Potro
- Toasty
- Dr. Shemp
- Blowhard
- Jacques
- Komodo Bros.
- Larry Koopa
- Morton Koopa Jr.
- Wendy O Koopa
- Iggy Koopa
- Roy Koopa
- Lemmy Koopa
- Ludwig Von Koopa
- Ripper Roo
- Very Gnawty
- Andross
- Wolf O'Donnell
- Albert Wesker
Enemies
- Goomba
- Koopa Troopa
- Piranha Plant
- Cy-Bug
- Motobug
- Buzzy Beetles
- Hammer Bro
- Bullet Bill
- Bob-omb
- Buzz Bomber
- Crabmeat
- Waddle Dee
- Cyber Lin Kuei
- Shy Guy
- Venus Fire Trap
- Newtron
- Chopper
- Caterkiller
- Para-Goomba
- Koopa Para-Troopa
- Spikes
- Batbrain
- Waddle Doo
- Poppy Bros. Jr.
- Spike
- Fire Bro.
- Boomerang Bro
- Ice Bro
Allies
- Toads
- Yoshis