List of characters

0-9

 * 3 Musty Fears - Super Mario RPG: Legend of the Seven Stars

A

 * Aerodent - Wario Land 4
 * Armored Harriers - Paper Mario: The Thousand-Year Door
 * Aqualea - Wario's Woods
 * Axem Rangers - Super Mario RPG: Legend of the Seven Stars

B

 * Ball Bunny - Wario Land II
 * Bandy Andy - Paper Mario: The Thousand-Year Door
 * Beldam - Paper Mario: The Thousand-Year Door
 * Belome - Super Mario RPG: Legend of the Seven Stars
 * Big Bully - Super Mario 64
 * Big Lantern Ghost - Paper Mario
 * Bigger Boo - Yoshi's Island
 * Big Boo - Super Mario World
 * Birdo - Doki Doki Panic
 * Boom Boom - Super Mario Bros. 3
 * Bonetail - Paper Mario: The Thousand-Year Door
 * Border Bros. - Mario & Luigi: Superstar Saga
 * Boshi - Super Mario RPG: Legend of the Seven Stars
 * Burt the Bashful - Yoshi's Island

C

 * Cackletta - Mario & Luigi: Superstar Saga
 * Captain Syrup - Super Mario Land 3: Wario Land
 * Catbat - Wario Land 4
 * Chan - Paper Mario
 * Chuck Quizmo - Paper Mario
 * Clawgrip - Super Mario Bros. 2
 * Cractus - Wario Land 4
 * Cuckoo Condor - ''Wario Land 4

D

 * Diddy Kong - Donkey Kong Country
 * Dixie Kong - Donkey Kong Country
 * Dodo - Super Mario RPG: Legend of the Seven Stars
 * Donkey Kong - Donkey Kong
 * Don Pianta - Paper Mario: The Thousand-Year Door
 * Doodle - Wario Land 4
 * Doopliss - Paper Mario: The Thousand-Year Door
 * Dribble and Spitz - WarioWare, Inc.: Mega Microgame$

E

 * Exor - Super Mario RPG: Legend of the Seven Stars

F

 * Fawful - Mario & Luigi: Superstar Saga
 * Flavio - Paper Mario: The Thousand-Year Door
 * Flurrie - Paper Mario: The Thousand-Year Door

G

 * Geno - Super Mario RPG: Legend of the Seven Stars 
 * Gloomtail - Paper Mario: The Thousand-Year Door
 * Goldbob - Paper Mario: The Thousand-Year Door
 * Golden Diva - Wario Land 4
 * Goombario - Paper Mario
 * Goombella - Paper Mario: The Thousand-Year Door
 * Gooper Blooper - Super Mario Sunshine

H

 * Hermie III - Mario & Luigi: Superstar Saga
 * Hookjaw Koopa - Yoshi's Island
 * Hooktail - Paper Mario: The Thousand-Year Door
 * Huff N. Puff - Paper Mario

I

 * Iggy Koopa - Super Mario Bros. 3
 * Il Piantissimo - Super Mario Sunshine

J

 * Jimmy T. - WarioWare, Inc.: Mega Microgame$
 * Jolene - Paper Mario: The Thousand-Year Door

K

 * Kat and Ana - WarioWare, Inc.: Mega Microgame$
 * King Bob-omb - Super Mario 64
 * King Boo - Luigi's Mansion
 * King Bowser - Super Mario Bros.
 * King K - Paper Mario: The Thousand-Year Door
 * King K. Rool - Donkey Kong Country
 * Kooper - Paper Mario
 * Koops - Paper Mario

L

 * Lakilester - Paper Mario
 * Lady Bow - Paper Mario
 * Larry Koopa - Super Mario Bros. 3
 * Lee - Paper Mario
 * Lemmy Koopa - Super Mario Bros. 3
 * Lord Crump - Paper Mario: The Thousand-Year Door
 * Ludwig Von Koopa - Super Mario Bros. 3
 * Lumpy - Paper Mario: The Thousand-Year Door
 * Luigi - Mario Bros.

M

 * Mad Scienstein - Wario Land 3
 * Madam Merlar - Paper Mario
 * Marching Milde - Yoshi's Island
 * Marilyn - Paper Mario: The Thousand-Year Door
 * Mario - Donkey Kong
 * Master Crash - Paper Mario: The Thousand-Year Door
 * Master Necky - Donkey Kong Country
 * Merle - Paper Mario
 * Merlee - Paper Mario
 * Merlon - Paper Mario
 * Merlow - Paper Mario
 * Merluvleee - Paper Mario
 * MIPS - Super Mario 64
 * The Master - Paper Mario
 * Millenium Star - Mario Party 3
 * Miss Warp - Yoshi's Story
 * Mom Piranha - Mario & Luigi: Superstar Saga
 * Mona - WarioWare, Inc.: Mega Microgame$
 * Mouser - Doki Doki Panic
 * Moustafa - Paper Mario
 * Ms. Mowz - Paper Mario: The Thousand-Year Door

N

 * Naval Piranha - Yoshi's Island

O

 * Octo - Dr. Mario 64
 * Oosansho - Wario Land 3
 * Orbulon - WarioWare, Inc.: Mega Microgame$

P

 * Pauline - Donkey Kong
 * Prince Mush - Paper Mario: The Thousand-Year Door
 * Prince Peasley - Mario & Luigi: Superstar Saga
 * Princess Daisy - Super Mario Land
 * Princess Peach - Super Mario Bros.
 * Princess Shokora - Wario Land 4
 * Punio - Paper Mario: The Thousand-Year Door

Q

 * Queen B - Donkey Kong Country
 * Queen Bean - Mario & Luigi: Superstar Saga

R

 * Rambi - Donkey Kong Country
 * Raphael Raven - Yoshi's Island
 * Rawk Hawk - Paper Mario: The Thousand-Year Door
 * Rattly - Donkey Kong Country 2: Diddy Kong's Quest
 * Really Gnawty - Donkey Kong Country
 * Reznor - Super Mario World
 * Rip Cheato - Paper Mario
 * Robirdo - Super Mario Advance
 * Roger the Potted Ghost - Yoshi's Island
 * Rosie - Paper Mario
 * Rowf and Ruff - Paper Mario
 * Rudy the Clown - Wario Land 3

S

 * Salvo the Slime - Yoshi's Island
 * Shadow Queen - Paper Mario: The Thousand-Year Door
 * Sir Grodus - Paper Mario: The Thousand-Year Door
 * Spoiled Rotten - Wario Land 4
 * Stanley the Bugman - Donkey Kong 3
 * The Sun - Super Mario Bros. 3
 * Sushie - Paper Mario

T

 * Tatanga - Super Mario Land
 * Toad - Super Mario Bros.
 * Toadette - Mario Kart: Double Dash!!
 * Toadsworth - Super Mario Sunshine
 * Tubba Blubba - Paper Mario
 * Tutankoopa - Paper Mario
 * Twink - Paper Mario

U

 * Ukiki - Super Mario 64
 * Unagi the Eel - Super Mario 64

V

 * Valentina - Super Mario RPG: Legend of the Seven Stars
 * Vivian - Paper Mario: The Thousand-Year Door

W

 * Waluigi - Mario Tennis
 * Wanda - Mario vs. Wario
 * Wario - Super Mario Land 2: 6 Golden Coins
 * Wart - Doki Doki Panic
 * Watt - Paper Mario
 * Webber - Wario Land 3

Y

 * Yaridovich - Super Mario RPG: Legend of the Seven Stars
 * Yoshi - Super Mario World

Non-Game Characters

 * Bluster Kong
 * Friendly Floyd
 * Herman Smirch
 * Inca Dinka Doo
 * Kaptain Skurvy
 * King Toadstool
 * Kong Foo
 * Oogtar the Caveboy
 * Stanley the Talking Fish
 * Wooster