Frankly, the Marioverse wouldn't be what it is today without all the greedy, strange, cruel, funny, wild, and sometimes downright evil enemies that make problems for Mario and his allies. After all, what is a hero without a villain? Everything from Aero to Zombone, it's all here.
Also see the bosses page.
A
- Aero – Super Mario RPG: Legend of the Seven Stars
- AirMeow – Super Paper Mario
- Akuman – Wario's Woods
- Albatoss – Super Mario Bros. 2
- Alley Rat – Super Mario RPG: Legend of the Seven Stars
- Amanita – Super Mario RPG: Legend of the Seven Stars
- Amazee Dayzee – Paper Mario
- Amazing Flyin' Hammer Bro. – Super Mario World
- Ameboid – Super Mario RPG: Legend of the Seven Stars
- Amp – Super Mario 64
- Angry Goomba – Super Princess Peach
- Angry Sun – Super Mario Bros. 3
- Ant – Super Mario Land 2: 6 Golden Coins
- Anti Guy – Paper Mario
- Anuboo – Mario & Luigi: Superstar Saga
- Anvil – Super Mario Land 2: 6 Golden Coins
- Anvil Man – Yoshi's Safari
- Appleby – Dr. Mario 64
- Apprentice – Super Mario RPG: Legend of the Seven Stars
- Aqualea – Wario's Woods
- Arachne – Super Mario RPG: Legend of the Seven Stars
- Arantula – Paper Mario: The Thousand-Year Door
- Armored Ant – Super Mario RPG: Legend of the Seven Stars
- Armored Harriers – Paper Mario: The Thousand-Year Door
- Army Hammer Bro. – Super Princess Peach
- Artichoker – Super Mario RPG: Legend of the Seven Stars
- Astro Goomba – Super Mario Galaxy
- Atomic Boo – Paper Mario: The Thousand-Year Door
- Audience – Paper Mario: The Thousand-Year Door
- Autobomb – Super Mario Bros. 2
- Axem Black – Super Mario RPG: Legend of the Seven Stars
- Axem Green – Super Mario RPG: Legend of the Seven Stars
- Axem Pink – Super Mario RPG: Legend of the Seven Stars
- Axem Rangers – Super Mario RPG: Legend of the Seven Stars
- Axem Red – Super Mario RPG: Legend of the Seven Stars
- Axem Yellow – Super Mario RPG: Legend of the Seven Stars
B
- Baby Blooper – Super Mario Bros. 3
- Baby Bowser – Super Mario World 2: Yoshi's Island
- Baby Bowser Banker – Mario Party 2
- Baby Bowser Shopkeeper – Mario Party 2
- Baby Cheep – Super Mario Bros. 3
- Back Cursya – Super Paper Mario
- Badge Bandit – Paper Mario: The Thousand-Year Door
- Bahamutt – Super Mario RPG: Legend of the Seven Stars
- Bald Cleft – Paper Mario: The Thousand-Year Door
- Balloon Boo – New Super Mario Bros.
- Bamma – Paper Mario: The Thousand-Year Door
- Bandana Blue – Super Mario RPG: Legend of the Seven Stars
- Bandana Red – Super Mario RPG: Legend of the Seven Stars
- Bandinero – Wario Land: Shake It!
- Bandit – Super Mario World 2: Yoshi's Island
- Banzai Bill – Super Mario World
- Baron Brrr – Super Mario Galaxy
- Barribad – Super Paper Mario
- Bat – Super Mario World 2: Yoshi's Island
- Bat (ghost) – Luigi's Mansion
- Batadon – Super Mario Land
- Battle Beetle – Super Mario Land 2: 6 Golden Coins
- Bazooka Ant – Super Mario Land 2: 6 Golden Coins
- Beach Koopa – Super Mario World 2: Yoshi's Island
- Beaker – Wario's Woods
- Beanie – Mario and Luigi: Superstar Saga
- Bee – Super Mario Sunshine
- Bee Larva – Super Mario Land 2: 6 Golden Coins
- Beepboxer – Super Paper Mario
- Bee'zerk – Super Mario Land 2: 6 Golden Coins
- Beezo – Super Mario Bros. 2
- Beldam – Paper Mario: The Thousand-Year Door
- Bellhop Goomba – Hotel Mario
- Belome – Super Mario RPG: Legend of the Seven Stars
- Biff Atlas – Luigi's Mansion
- Big Bandit – Paper Mario: The Thousand-Year Door
- Big Bertha – Super Mario Bros. 3
- Big Bertha (cannon) – Super Mario RPG: Legend of the Seven Stars
- Big Blooper – Super Paper Mario
- Big Blue Boo – Super Mario World
- Big Bob-omb – Super Mario 64
- Big Boo – Super Mario World
- Big Bully – Super Mario 64
- Big Chain Chomp – Super Princess Peach
- Big Guy – Super Mario Advance
- Big Lantern Ghost – Paper Mario
- Big Mr. I – Super Mario 64
- Big Sammer Guy – Super Paper Mario
- BigMeow – Super Paper Mario
- Bill Blaster – Super Mario Bros.
- Biokinton – Super Mario Land
- Birdo – Super Mario Bros. 2
- Birdy – Super Mario RPG: Legend of the Seven Stars
- Bittacuda – Super Paper Mario
- Black Ninjakoopa – Paper Mario
- Blargg – Super Mario World
- Blastboxer – Super Paper Mario
- Blaster – Super Mario RPG: Legend of the Seven Stars
- Blazing Shroob – Mario and Luigi: Partners in Time
- Blockhopper – New Super Mario Bros.
- Blomeba – Super Paper Mario
- Blooper – Super Mario Bros.
- Blooper Nanny – Super Mario Bros. 3
- Blue Bandinero – Wario Land: Shake It!
- Blue Blaze – Luigi's Mansion
- Blue Magiblot – Super Paper Mario
- Blue Twirler – Luigi's Mansion
- Bluebird – Super Mario RPG: Legend of the Seven Stars
- Blue Goomba – Paper Mario
- Blue Koopa Troopa – Super Mario World
- Blurp (Super Mario World) – Super Mario World
- Bob-omb – Super Mario Bros. 2
- Bob-omb Car – Mario Kart: Double Dash!!
- Bob-omb Squad – Paper Mario: Thousand-Year Door
- Bob-ulk – Paper Mario: The Thousand-Year Door
- Bogmire – Luigi's Mansion
- Bogmire Shadow – Luigi's Mansion
- Bodyguard – Super Mario RPG: Legend of the Seven Stars
- Boing-Oing – Super Paper Mario
- Bomb (species) – Mario Hoops 3 on 3
- Bomb Boo – Super Mario Galaxy
- Bomb Cheep – Mario vs. Donkey Kong 2: March of the Minis
- Bomb Chickens – Super Mario Galaxy
- Bomb Fish – Mario vs. Donkey Kong 2: March of the Minis
- Bombshell Bill – Paper Mario
- Bombshell Bill Blaster – Paper Mario
- Bonechill – Super Paper Mario
- Bonetail – Paper Mario: The Thousand-Year Door
- Bony Beetle – Super Mario World
- Boo – Super Mario Bros. 3
- Boo Buddy Block – Super Mario World
- Boo Buddy Snake – Super Mario World
- Boo Guy – Super Mario World 2: Yoshi's Island
- Boo Man Bluff – Super Princess Peach
- Bookend – Super Mario 64
- Boolossus – Luigi's Mansion
- Boom Boom – Super Mario Bros. 3
- Boom Guy – Mario & Luigi: Partners in Time
- Boomboxer – Super Paper Mario
- Boomdinero – Wario Land: Shake It!
- Boomer – Super Mario RPG: Legend of the Seven Stars
- Boomerang Bro. – Super Mario Bros. 3
- Booster – Super Mario RPG: Legend of the Seven Stars
- Bopping Toady – Super Mario Land 2
- Boss Bass – Super Mario Bros. 3
- Boulder – Super Mario Galaxy
- Bouldergeist – Super Mario Galaxy
- Bowletta – Mario & Luigi: Superstar Saga
- Bowling Ghost – Luigi's Mansion
- Bowser – Super Mario Bros.
- Bowser Clone – Super Mario RPG: Legend of the Seven Stars
- Bowser Gate – Paper Mario
- Bowser Jr. – Super Mario Sunshine
- Bowser??? – Paper Mario
- Bowyer – Super Mario RPG: Legend of the Seven Stars
- Box Boy – Super Mario RPG: Legend of the Seven Stars
- Brick Monster – Mario vs. Donkey Kong
- Bristle – Paper Mario: The Thousand-Year Door
- Brobot – Super Paper Mario
- Brobot L-Type – Super Paper Mario
- Broozer – New Super Mario Bros.
- Brrr Bit – Super Mario Galaxy
- Bub (species) – Super Mario 64
- Bubba – Super Mario 64
- Buccanero – Wario Land: Shake It!
- Bugaboom – Super Mario Galaxy
- Bulky Bob-omb – Paper Mario: The Thousand-Year Door
- Bullet Bill – Super Mario Bros.
- Bully – Super Mario 64
- Bully (bull) – Mario & Luigi: Partners in Time
- Bunbun – Super Mario Land
- Bundt – Super Mario RPG: Legend of the Seven Stars
- Burn Bit – Super Mario Galaxy
- Buster Beetle – Super Mario Bros. 3
- Buzzar – Paper Mario
- Buzzer – Super Mario RPG: Legend of the Seven Stars
- Buzzy Beetle – Super Mario Bros.
- Bzzap! – Paper Mario
C
- Cackletta – Mario & Luigi: Superstar Saga
- Calm Amazing Flyin' Hammer Bro. – Super Princess Peach
- Calm Hammer Bro. – Super Princess Peach
- Calm Cannon – Super Princess Peach
- Calm Chain Chomp – Super Princess Peach
- Calm Fishin' Boo – Super Princess Peach
- Calm Lakitu – Super Princess Peach
- Calm Volcano Plant – Super Princess Peach
- Candle – Super Mario RPG: Legend of the Seven Stars
- Cannon – Super Princess Peach
- Cannon Pig – Super Mario Land 2: Six Golden Coins
- Capture Kong – Mario vs. Donkey Kong 2: March of the Minis
- Carlton – Wario's Woods
- Carroboscis – Super Mario RPG: Legend of the Seven Stars
- Cataquack – Super Mario Sunshine (Blue ones are probably not enemies)
- Ceiling Surprise – Luigi's Mansion
- Chain Chomp – Super Mario Bros. 3
- Chain Chomplet – Super Mario Sunshine
- Chained Kong – Super Mario RPG: Legend of the Seven Stars
- Chan – Paper Mario
- Chargin' Chuck – Super Mario World
- Chauncey – Luigi's Mansion
- Cheep-Cheep – Super Mario Bros.
- Cheep-Cheep Pufferfish – Mario Pinball Land
- Cheep-Chomp – New Super Mario Bros.
- Cheepskipper – New Super Mario Bros.
- Cherbil – Super Paper Mario
- Chester – Super Mario RPG: Legend of the Seven Stars
- Chewy – Super Mario RPG: Legend of the Seven Stars
- Chibibo – Super Mario Land
- Chicken – Super Mario Land
- Chief Chilly – Super Mario 64
- Chikako – Super Mario Land
- Chill Bully – Super Mario 64
- Chomp Bro. – Mario & Luigi: Superstar Saga
- Chomp Chomp – Super Mario RPG: Legend of the Seven Stars
- Chomp Country – Paper Mario: The Thousand-Year Door
- Choppa – Super Paper Mario
- Chow – Super Mario RPG: Legend of the Seven Stars
- Chromeba – Super Paper Mario
- Chuck Guy – Mario & Luigi: Superstar Saga
- Chuckolator – Mario & Luigi: Superstar Saga
- Chuckorok – Mario & Luigi: Superstar Saga
- Chuckya – Super Mario 64
- Circling Boo Buddies – Super Mario World
- Clawgrip – Super Mario Bros. 2
- Cleft – Paper Mario
- Cleftor – Paper Mario: The Thousand-Year Door
- Clerk – Super Mario RPG: Legend of the Seven Stars
- Cloaker – Super Mario RPG: Legend of the Seven Stars
- Clockwork Soldiers – Luigi's Mansion
- Clubba – Paper Mario
- Clumph – Mario and Luigi: Superstar Saga
- Cluster – Super Mario RPG: Legend of the Seven Stars
- Cobrat – Super Mario Bros. 2
- Coconutter – Mario & Luigi: Partners in Time
- Colossal Koopa Paratroopa – Super Mario Bros. 3
- Colossal Scuttle Bug – Super Mario Galaxy
- Commander Shroob – Mario & Luigi: Partners in Time
- Coo Coo – Super Mario Sunshine
- Cool Kong – Mario vs. Donkey Kong 2: March of the Minis
- Copta – Super Paper Mario
- Corkpedite – Super Mario RPG: Legend of the Seven Stars
- Cortez – Paper Mario: The Thousand-Year Door
- Cosmic Bullet Bill – Super Mario Galaxy
- Cosmic Scuttle Bug – Super Mario Galaxy
- Cosmic Tox Box – Super Mario Galaxy
- Count Bleck – Super Paper Mario
- Count Bleck's Army – Super Paper Mario
- Count Down – Super Mario RPG: Legend of the Seven Stars
- Cowfish – Super Mario Land 2: 6 Golden Coins
- Crash Kong – Mario vs. Donkey Kong 2: March of the Minis
- Craw-Daddy – Paper Mario: The Thousand-Year Door
- Crazee Dayzee – Super Mario World 2: Yoshi's Island
- Croco – Super Mario RPG: Legend of the Seven Stars
- Crook – Super Mario RPG: Legend of the Seven Stars
- Crowber – New Super Mario Bros.
- Crusty – Super Mario RPG: Legend of the Seven Stars
- Crystal Bit – Paper Mario
- Crystal King – Paper Mario
- Culex – Super Mario RPG: Legend of the Seven Stars
- Cursya – Super Paper Mario
- Cyclops – Super Mario Land 2: 6 Golden Coins
- Cymbal Bush – Paper Mario
- Czar Dragon – Super Mario RPG: Legend of the Seven Stars
D
- Dark Enemies – Paper Mario
- Dark Barribad – Super Paper Mario
- Dark Bones – Paper Mario: The Thousand-Year Door
- Dark Boo – Paper Mario: The Thousand-Year Door
- Dark Dark Boo – Super Paper Mario
- Dark Boomboxer – Super Paper Mario
- Dark Boomerang Bro. – Super Paper Mario
- Dark Bristle – Paper Mario: The Thousand-Year Door
- Dark Cherbil – Super Paper Mario
- Dark Cleft – Super Paper Mario
- Dark Clubba – Super Paper Mario
- Dark Chomp – Super Paper Mario
- Dark Choppa – Super Paper Mario
- Dark Craw – Paper Mario: The Thousand-Year Door
- Dark Cursya – Super Paper Mario
- Dark Dayzee – Super Paper Mario
- Dark Dull Bones – Super Paper Mario
- Dark Eeligon – Super Paper Mario
- Dark Fire Bro. – Super Paper Mario
- Dark Fuzzy – Super Paper Mario
- Dark Goomba – Super Paper Mario
- Dark Growmeba – Super Paper Mario
- Dark Hammer Bro. – Super Paper Mario
- Dark Headbonk Goomba – Super Paper Mario
- Dark Heavy Cursya – Super Paper Mario
- Dark Jawbus – Super Paper Mario
- Dark Koopa – Paper Mario
- Dark Koopatrol – Paper Mario: The Thousand-Year Door
- Dark Lakitu – Paper Mario: The Thousand-Year Door
- Dark Longator – Super Paper Mario
- Dark Magikoopa – Super Paper Mario
- Dark Magiblot – Super Paper Mario
- Dark Megabite – Super Paper Mario
- Dark Muth – Super Paper Mario
- Dark Ninjoe – Super Paper Mario
- Dark Paragoomba – Super Paper Mario
- Dark Paratroopa – Paper Mario: The Thousand-Year Door
- Dark Pigarithm – Super Paper Mario
- Dark Pokey – Super Paper Mario
- Dark Puff – Paper Mario: The Thousand-Year Door
- Dark Reversya Cursya – Super Paper Mario
- Dark Ruff Puff – Super Paper Mario
- Dark Shlurp – Super Paper Mario
- Dark Skellobit – Super Paper Mario
- Dark Spania – Super Paper Mario
- Dark Spike Top – Super Paper Mario
- Dark Spiked Goomba – Super Paper Mario
- Dark Spiky Skellobit – Super Paper Mario
- Dark Spiny – Super Paper Mario
- Dark Sproing-Oing – Super Paper Mario
- Dark Squiglet – Super Paper Mario
- Dark Stone Buzzy – Super Paper Mario
- Dark Striker – Super Paper Mario
- Dark Tech Cursya – Super Paper Mario
- Dark Tileoid – Super Paper Mario
- Dark Wizzerd – Paper Mario: The Thousand-Year Door
- De Buu – Wario's Woods
- Dead Bones – Paper Mario: The Thousand-Year Door
- Dedar – Wario's Woods
- Deep-Cheep – New Super Mario Bros.
- Destructors – Paper Mario: The Thousand-Year Door
- Dimentio – Super Paper Mario
- Ding-A-Ling – Super Mario RPG: Legend of the Seven Stars
- Dino Rhino – Super Mario World
- Dino-Torch – Super Mario World
- Director – Super Mario RPG: Legend of the Seven Stars
- Disappearing Boo Buddies – Super Mario World
- Dodo – Super Mario RPG: Legend of the Seven Stars
- Dogu – Wrecking Crew '98
- Domino – Super Mario RPG: Legend of the Seven Stars
- Donkey Kong – Donkey Kong
- Doopliss – Paper Mario: The Thousand-Year Door
- Doppel – Super Mario RPG: Legend of the Seven Stars
- Dorago – Wario's Woods
- Dovo – Wario's Woods
- Dr. Shroob – Mario & Luigi: Partners in Time
- Draculad – Super Mario Land 2: 6 Golden Coins
- Dragohoho – Mario and Luigi: Superstar Saga
- Dragonfly – Super Mario Land: 6 Golden Coins
- Dragonzamasu – Super Mario Land
- Drill Bit – Super Mario RPG: Legend of the Seven Stars (unused)
- Drill Mole – Super Mario Land 2: 6 Golden Coins
- Dry Bones – Super Mario Bros. 3
- Dull Bones – Paper Mario: The Thousand-Year Door
- Duplighost – Paper Mario
E
- Earth Crystal – Super Mario RPG: Legend of the Seven Stars
- Earth Link – Super Mario RPG: Legend of the Seven Stars
- Eeker – Mario and Luigi: Superstar Saga
- Eeligon – Super Paper Mario
- Eely Mouth – Super Mario Sunshine
- Eerie – Super Mario World
- Eggbert – Super Mario Land 2: 6 Golden Coins
- Eggplant Man – Wrecking Crew
- Elasto-Piranha – Mario & Luigi: Partners in Time
- Elder Princess Shroob – Mario & Luigi: Partners in Time
- Elder Shrooboid – Mario & Luigi: Partners in Time
- Electro Blooper – Paper Mario
- Electro-Koopa – Super Mario Sunshine
- Electrogoomba – Super Mario Galaxy
- Elite Boom Guy – Mario & Luigi: Partners in Time
- Elite Troopea – Mario and Luigi: Superstar Saga
- Elite Wizzerd – Paper Mario: The Thousand-Year Door
- Elite X-Naut – Paper Mario: The Thousand-Year Door
- Ember – Paper Mario
- Enigma – Super Mario RPG: Legend of the Seven Stars
- Elasto-Piranha – Mario & Luigi: Partners in Time
- Evil Coin – Hotel Mario
- Evil Jack – Super Mario Land 2: 6 Golden Coins
- Evil Woody – Mario Party 2
- Exor – Super Mario RPG: Legend of the Seven Stars
- Eyerok – Super Mario 64
F
- Factory Chief – Super Mario RPG: Legend of the Seven Stars
- Falling Star – Super Mario Land 2: 6 Golden Coins
- False Bowser – Super Mario Bros.
- False Wario – Wario's Woods
- Fang – Super Mario World 2: Yoshi's Island
- Fat Bee – Super Mario Land 2: 6 Golden Coins
- Fautso – Super Mario RPG: Legend of the Seven Stars
- Fawful – Mario & Luigi: Superstar Saga
- Fiery Bubble – Mario Superstar Baseball
- Fighter Fly – Mario Bros.
- Fighting Polygons – Super Smash Bros.
- Fighting Wire Frame – Super Smash Bros. Melee
- Fink Flower – Super Mario RPG: Legend of the Seven Stars
- Fire – Donkey Kong
- Fire Bro. – Super Mario Bros. 3
- Fire Chomp – Super Mario Bros. 3
- Fire Crystal – Super Mario RPG: Legend of the Seven Stars
- Fire Shooter – Super Mario Galaxy
- Fire Snake – Super Mario Bros. 3
- Fireball – Super Mario RPG: Legend of the Seven Stars
- Fishbone – Super Mario World
- Fishin' Boo – Super Mario World
- Fishin' Lakitu – Super Mario World
- Flare – Paper Mario: The Thousand-Year Door
- Flash – Luigi's Mansion
- Floating Mine – Super Mario World
- Floro Cragnien – Super Paper Mario
- Floro Sapien – Super Paper Mario
- Flower Fuzzy – Paper Mario: The Thousand-Year Door
- Flurry – Super Mario Bros. 2
- Fly – Super Mario Land
- Fly Fish – Super Mario Land 2: 6 Golden Coins
- Fly Guy – Super Mario World 2: Yoshi's Island
- Flying Fish – Luigi's Mansion
- Foreman Spike – Wrecking Crew
- Forest Fuzzy – Paper Mario
- Forkies – Super Mario RPG: Legend of the Seven Stars
- Formless – Super Mario RPG: Legend of the Seven Stars
- Foton – Super Paper Mario
- Frackle – Super Paper Mario
- Fracktail – Super Paper Mario
- Francis – Super Paper Mario
- Fred – Super Mario Land 2: 6 Golden Coins
- Freezie – Mario Bros.
- Frogog – Super Mario RPG: Legend of the Seven Stars
- Frost Piranha – Paper Mario
- Fryguy – Super Mario Bros. 2
- Fuzz – Wario's Woods
- Fuzz (team) – Paper Mario: The Thousand-Year Door
- Fuzzbush – Mario and Luigi: Superstar Saga
- Fuzzipede – Paper Mario
- Fuzzy – Super Mario World
- Fuzzy Horde – Paper Mario: The Thousand-Year Door
- Fwoosh – Super Mario 64
G
- Galactic Tornado – Super Mario Galaxy
- Galrog – Wario's Woods
- Ganchan – Super Mario Land
- Gao – Super Mario Land
- Garbage Can Ghost – Luigi's Mansion
- Gargantua Koopa Troopa – Super Mario Bros. 3
- Gary – Super Paper Mario
- Gawbus – Super Paper Mario
- Geckit – Super Mario RPG: Legend of the Seven Stars
- Gecko – Super Mario RPG: Legend of the Seven Stars
- General Guy – Paper Mario
- Ghoul Guy – Mario & Luigi: Partners in Time
- Ghoul Shroom – Super Paper Mario
- Giant Ninji – Super Mario Advance
- Giant Piranha Plant – Mario Kart: Double Dash!!
- Gigabite – Super Paper Mario
- Giga Bowser – Super Smash Bros. Melee
- Gira – Super Mario Land
- Glad Blooper – Super Princess Peach
- Glad Bob-omb – Super Princess Peach
- Glad Fang – Super Princess Peach
- Glad Parabomb – Super Princess Peach
- Glad Piranha Plant – Super Princess Peach
- Glad Ptooie – Super Princess Peach
- Glad Red Koopa – Super Princess Peach
- Glad Red Paratroopa – Super Princess Peach
- Glad Torpedo Ted – Super Princess Peach
- Gloomba – Paper Mario
- Gloomtail – Paper Mario: The Thousand-Year Door
- Glorpedo – Super Mario Sunshine
- Glum Reaper – Super Mario RPG: Legend of the Seven Stars
- Glurp – Mario and Luigi: Superstar Saga
- Gnarantula – Mario & Luigi: Partners in Time
- Gnat – Mario Paint
- Gnaw – Super Paper Mario
- Gnip – Super Paper Mario
- Goby – Super Mario RPG: Legend of the Seven Stars
- Gold Beanie – Mario and Luigi: Superstar Saga
- Gold Bowser Statue – Super Mario World
- Gold Bullet Bill – Super Mario Sunshine
- Gold Fuzzy – Paper Mario: The Thousand-Year Door
- Gold Ghost – Luigi's Mansion
- Gold Koopeleon – Mario & Luigi: Partners in Time
- Goomba – Super Mario Bros.
- Goomba Bros. – Paper Mario
- Goombette – Super Mario RPG: Legend of the Seven Stars
- Goomboss – Super Mario 64
- Goomdiver – Super Mario Land 2: 6 Golden Coins
- Gooper Blooper – Super Mario Sunshine
- Gorgon – Super Mario RPG: Legend of the Seven Stars
- Gotcha Wrench – Wrecking Crew
- Goura – Wario's Woods
- Grabbing Ghost – Luigi's Mansion
- Grand Goomba – Super Mario Bros. 3
- Grate Guy – Super Mario RPG: Legend of the Seven Stars
- Gray Magikoopa – Paper Mario
- Greaper – Super Mario RPG: Legend of the Seven Stars
- Green Fuzzy – Paper Mario: The Thousand-Year Door
- Green Magikoopa – Paper Mario
- Green Ninjakoopa – Paper Mario
- Grindel – Super Mario 64
- Gringill – Super Mario Galaxy
- Gritty Goomba – Mario and Luigi: Superstar Saga
- Grodus – Paper Mario: The Thousand-Year Door
- Grodus X – Paper Mario: The Thousand-Year Door
- Groove Guy – Paper Mario
- Growmeba – Super Paper Mario
- Grubba – Paper Mario: The Thousand-Year Door
- Grubby – Super Mario Land 2: 6 Golden Coins
- Gu Goomba – Super Mario RPG: Legend of the Seven Stars
- Guardian Shroob – Mario and Luigi: Partners in Time
- Guerilla – Super Mario RPG: Legend of the Seven Stars
- Gulpit – Paper Mario
- Gunion – Super Mario Land
- Gunner Guy – Mario and Luigi: Superstar Saga
- Gunyolk – Super Mario RPG: Legend of the Seven Stars
- Gus – Paper Mario: The Thousand-Year Door
H
- Hamma Jamma – Paper Mario: The Thousand-Year Door
- Hammer Bro. – Super Mario Bros.
- Hammer-bot – Wario Land 3
- Hand-It-Overs – Paper Mario: The Thousand-Year Door
- Handfake – Mario & Luigi: Partners in Time
- Harley Quin – Wario's Woods
- Harry Hare – Wario's Woods
- Haunted Lantern – Super Mario Land 2: 6 Golden Coins
- Headbonk Goomba – Super Paper Mario
- Heave Ho – Super Mario 64
- Heavy Cursya – Super Paper Mario
- Heavy Troopa – Super Mario RPG: Legend of the Seven Stars
- Helio – Super Mario RPG: Legend of the Seven Stars
- Henry and Orville – Luigi's Mansion
- Hermie III – Mario and Luigi: Superstar Saga
- Hidon – Super Mario RPG: Legend of the Seven Stars
- Hippopo – Super Mario RPG: Legend of the Seven Stars
- Hiyoihoi – Super Mario Land
- Hizza – Paper Mario: The Thousand-Year Door
- Hobgoblin – Super Mario RPG: Legend of the Seven Stars
- Hogarithm – Super Paper Mario
- Honen – Super Mario Land
- Hoo – Super Princess Peach
- Hoohooros – Mario and Luigi: Superstar Saga
- Hooktail – Paper Mario: The Thousand-Year Door
- Hooligon – Super Paper Mario
- Hoopster – Super Mario Bros. 2
- Hot Foot – Super Mario Bros. 3
- Hothead – Super Mario World
- Huff N. Puff – Paper Mario
- Hurt Plant – Paper Mario
- Hyper Bald Cleft – Paper Mario: The Thousand-Year Door
- Hyper Cleft – Paper Mario
- Hyper Goomba – Paper Mario
- Hyper Paragoomba – Paper Mario
- Hyper Spiky Goomba – Paper Mario
I
J
- Jabit – Super Mario RPG: Legend of the Seven Stars
- Jarvis – Luigi's Mansion
- Jawbus – Super Paper Mario
- Jawful – Super Mario RPG: Legend of the Seven Stars
- Jelectro – Super Mario Bros. 3
- Jelien – Super Paper Mario
- Jellyfish Blooper – Super Mario Sunshine
- Jester – Super Mario RPG: Legend of the Seven Stars
- Jetpack Guy – Mario vs. Donkey Kong 2: March of the Minis
- Jinx – Super Mario RPG: Legend of the Seven Stars
- Joe (shark) – Super Mario Land 2: 6 Golden Coins
- Johnson (X-Naut) – Paper Mario: The Thousand-Year Door
- Johnson (Koopa) – Super Paper Mario
- Jojora – Mario & Luigi: Superstar Saga
- Jojora's Friends – Mario & Luigi: Superstar Saga
- Jonathan Jones – Super Mario RPG: Legend of the Seven Stars
- Jr. Troopa – Paper Mario
- Jumping Blooper – Super Mario Sunshine
- Jumping Jack – Super Mario Land 2: 6 Golden Coins
- Jumping Piranha Plant – Super Mario World
- Jumping Pumpkin Plant – Super Mario World
- Jungle Fuzzy – Paper Mario
- Jungle Guy – Paper Mario
- Junior Shrooboid – Mario & Luigi: Partners in Time
K
- K-9 – Super Mario RPG: Legend of the Seven Stars
- KP Koopas – Paper Mario: The Thousand-Year Door
- KP Paratroopa – Paper Mario: The Thousand-Year Door
- Kab-omb – New Super Mario Bros.
- Kamek – Super Mario World 2: Yoshi's Island
- Kamella – Super Mario Galaxy
- Kammy Koopa – Paper Mario
- Katsini – Wario's Woods
- Kent C. Koopa – Paper Mario
- King Boo – Luigi's Mansion
- King Calamari – Super Mario RPG: Legend of the Seven Stars
- King Croacus IV – Super Paper Mario
- King Kaliente – Super Mario Galaxy
- King Magma Blooper – Super Mario Galaxy
- King Totomesu – Super Mario Land
- King Tut – Mario Pinball Land
- Kingfin – Super Mario Galaxy
- Klamber – Super Mario Sunshine
- Klaptrap – Donkey Kong Country
- Klepto – Super Mario 64
- Knife Guy – Super Mario RPG: Legend of the Seven Stars
- Koopa Bros. – Paper Mario
- Koopa Paratroopa – Super Mario Bros.
- Koopa Troop – Super Mario Bros.
- Koopa Troopa – Super Mario Bros.
- Koopalings – Super Mario Bros. 3
- Koopa Kid – Mario Party
- Koopa Striker – Super Paper Mario
- Koopatrol – Paper Mario
- Koopeleon – Mario & Luigi: Partners in Time
- Kriffid – Super Mario RPG: Legend of the Seven Stars
- Kumo – Super Mario Land
- Kuribo's Goomba – Super Mario Bros. 3
L
- L33t Hamm3r Broz. – Mario & Luigi: Partners in Time
- Lakilester – Paper Mario
- Lakipea – Mario & Luigi: Superstar Saga
- Lakithunder – New Super Mario Bros.
- Lakitu – Super Mario Bros.
- Lakitufo – Mario & Luigi: Partners in Time
- Larry Koopa – Super Mario Bros. 3
- Larson – Paper Mario: The Thousand-Year Door
- Laser Snifit – Mario & Luigi: Superstar Saga
- Lava Bouncer – Super Mario Galaxy
- Lava Bubble – Super Mario World 2: Yoshi's Island
- Lava Bud – Paper Mario
- Lava Drop – Super Mario World 2: Yoshi's Island
- Lava Lotus – Super Mario Bros. 3
- Lava Piranha – Paper Mario
- Lee – Paper Mario
- Left Eye – Super Mario RPG: Legend of the Seven Stars
- Lemmy Koopa – Super Mario Bros. 3
- Lethal Bob-omb – Mario & Luigi: Partners in Time
- Leuko – Super Mario RPG: Legend of the Seven Stars
- Li'l Boo – Super Mario RPG: Legend of the Seven Stars
- Li'l Sparky – Super Mario World
- Limbo Bro. – Mario and Luigi: Superstar Saga
- List of Boos in Luigi's Mansion – Luigi's Mansion
- Lizardon – Wario's Woods
- Longadile – Super Paper Mario
- Longator – Super Paper Mario
- Lord Crump – Paper Mario: The Thousand-Year Door
- Love Bubble – Mario & Luigi: Partners in Time
- Ludwig von Koopa – Super Mario Bros. 3
M
- M. Bush – Paper Mario
- Machine Made – Super Mario RPG: Legend of the Seven Stars
- Macho Grubba – Paper Mario: The Thousand-Year Door
- Mack – Super Mario RPG: Legend of the Seven Stars
- Macro Mouse – Super Mario Land 2: 6 Golden Coins
- Mad Adder – Super Mario RPG: Legend of the Seven Stars
- Mad Banzai Bill – Super Princess Peach
- Mad Big Boo – Super Princess Peach
- Mad Blurp – Super Princess Peach
- Mad Boo – Super Princess Peach
- Mad Bullet Bill – Super Princess Peach
- Mad Green Koopa – Super Princess Peach
- Mad Green Paratroopa – Super Princess Peach
- Mad Goomba – Super Princess Peach
- Mad Mallet – Super Mario RPG: Legend of the Seven Stars
- Mad Mecha-Spike Top – Super Princess Peach
- Mad Paragoomba – Super Princess Peach
- Mad Piano – Super Mario 64
- Mad Pokey – Super Princess Peach
- Mad Red Paragoomba – Super Princess Peach
- Mad Spike – Super Princess Peach
- Magikoopa – Super Mario World
- Magikoopa Masters – Paper Mario: The Thousand-Year Door
- Magmus – Super Mario RPG: Legend of the Seven Stars
- Magmite – Super Mario RPG: Legend of the Seven Stars
- Magnus von Grapple – Paper Mario: The Thousand-Year Door
- Magnus von Grapple 2.0 – Paper Mario: The Thousand-Year Door
- Major Burrows – Super Mario Galaxy
- Malakoopa – Super Mario RPG: Legend of the Seven Stars
- Malibut – Mario and Luigi: Superstar Saga
- Manager – Super Mario RPG: Legend of the Seven Stars
- Mandibug – Super Mario Galaxy
- Mangylox – Wario's Woods
- Manta – Super Mario 64
- Manta Storm – Super Mario Sunshine
- Marilyn – Paper Mario: The Thousand-Year Door
- Mask Koopa – Super Mario World
- Maskie – Super Mario Land 2: 6 Golden Coins
- Mastadoom – Super Mario RPG: Legend of the Seven Stars
- Master Crash – Paper Mario: The Thousand-Year Door
- Mean Woody – Mario Party 3
- Mecha Bowser – Super Mario Sunshine
- Mecha-Blooper – Mario and Luigi: Superstar Saga
- Mecha-Chomp – Mario and Luigi: Superstar Saga
- Mecha-Koopa – Super Mario World
- Medi Guy – Paper Mario
- Megabite – Super Paper Mario
- Mega Cheep-Cheep – New Super Mario Bros.
- Mega Deep-Cheep – New Super Mario Bros.
- Mega Goomba – New Super Mario Bros.
- Megaleg – Super Mario Galaxy
- Mega Mole – Super Mario World
- Mega Muth – Super Paper Mario
- Mega Koopa – Super Paper Mario
- Mega Unagi – New Super Mario Bros.
- Megasmilax – Super Mario RPG: Legend of the Seven Stars
- Meidou – Wario's Woods
- Mekabon – Super Mario Land
- Melody Pianissima – Luigi's Mansion
- Meowbomb – Super Paper Mario
- MeowMaid – Super Paper Mario
- Mezzo Bomb – Super Mario RPG: Legend of the Seven Stars
- Micro-Goomba – Super Mario Bros. 3
- Mimi – Super Paper Mario
- Mind-Bogglers – Paper Mario: The Thousand-Year Door
- Miner Ant – Super Mario Land 2: 6 Golden Coins
- Mini Ninji – Mario vs. Donkey Kong
- Mini Ship – Super Mario Land 2: 6 Golden Coins
- Mini-Crab – Mario vs. Donkey Kong 2: March of the Minis
- Mini-Shy Guy – Mario vs. Donkey Kong
- Mini-Snifit – Mario vs. Donkey Kong 2: March of the Minis
- Mini-Topman – Super Mario Galaxy
- Mini-X-Yux – Paper Mario: The Thousand-Year Door
- Mini-Yux – Paper Mario: The Thousand-Year Door
- Mini-Z-Yux – Paper Mario: The Thousand-Year Door
- Minister Crepe – Paper Mario: The Thousand-Year Door
- Miss Petunia – Luigi's Mansion
- Missile Bill – Super Mario Bros. 3
- Mokura – Super Mario RPG: Legend of the Seven Stars
- Mom Piranha – Mario & Luigi: Superstar Saga
- Monchee – Mario vs. Donkey Kong
- Moneybags – Super Mario 64
- Monsieur Boo – Wario's Woods
- Monstar – Paper Mario
- Monty Mole – Super Mario World
- Monty Tank – New Super Mario Bros.
- Moon Cleft – Paper Mario: The Thousand-Year Door
- Morton Koopa Jr. – Super Mario Bros. 3
- Mouser – Super Mario Bros. 2
- Mr. Blizzard – Super Mario 64
- Mr. Bones – Luigi's Mansion
- Mr. I – Super Mario 64
- Mr. Kipper – Super Mario RPG: Legend of the Seven Stars
- Mr. L – Super Paper Mario
- Mr. Luggs – Luigi's Mansion
- Mrs. Thwomp – Mario & Luigi: Partners in Time
- Muckle – Super Mario RPG: Legend of the Seven Stars
- Mukumuku – Super Mario RPG: Legend of the Seven Stars
- Mummipokey – New Super Mario Bros.
- Mummy Guy – Mario vs. Donkey Kong 2: March of the Minis
- Muncher – Super Mario Bros. 3
- Mush-oom – Mario Kart 64
- Muth – Super Paper Mario
N
- Nana – Luigi's Mansion
- Nastasia – Super Paper Mario
- Neosquid – Super Mario RPG: Legend of the Seven Stars
- Nibbles – Paper Mario: The Thousand-Year Door
- Ninja – Super Mario RPG: Legend of the Seven Stars
- Ninjerry – Super Paper Mario
- Ninji – Super Mario Bros. 2
- Ninjoe – Super Paper Mario
- Ninjohn – Super Paper Mario
- Nipper Plant – Super Mario Bros. 3
- Nitpicker – Donkey Kong Jr.
- Noko Bombette – Super Mario Land 2: 6 Golden Coins
- Nokobon – Super Mario Land
- Nyololin – Super Mario Land
O
- O'Chunks – Super Paper Mario
- Octo – Yoshi's Safari
- Octolot – Super Mario RPG: Legend of the Seven Stars
- Octopot – Yoshi's Safari
- Octopus – Super Mario Land 2: 6 Golden Coins
- Octovader – Super Mario RPG: Legend of the Seven Stars
- Oerlikon – Super Mario RPG: Legend of the Seven Stars
- Onigiri – Wrecking Crew '98
- Onnanoko – Wrecking Crew '98
- Orb User – Super Mario RPG: Legend of the Seven Stars
- Orbison – Super Mario RPG: Legend of the Seven Stars
- Ostro – Super Mario Bros. 2
- Oucher Glass – Mario and Luigi: Superstar Saga
- Oyazi – Wrecking Crew '98
P
- Pakkun Flower – Super Mario Land
- Pale Piranha – Paper Mario: The Thousand-Year Door
- Pandorite – Super Mario RPG: Legend of the Seven Stars
- Panser – Super Mario Bros. 2
- Para Bob-omb – Hotel Mario
- Para Mask Koopa – Super Mario World
- Para-bomb – Super Mario World
- Parabeanie – Mario & Luigi: Superstar Saga
- Parabuzzy – Super Mario Bros. 3
- Paragloomba – Paper Mario
- Paragoomba – Super Mario Bros. 3
- Paratroopea – Mario & Luigi: Superstar Saga
- Parrator – Wario's Woods
- PatrolMeow – Super Paper Mario
- Pestnut – Mario and Luigi: Superstar Saga
- Petey Piranha – Super Mario Sunshine
- Petit Piranha – Paper Mario
- Phantamanta – Super Mario Sunshine
- Phanto – Super Mario Bros. 2
- Phantom Ember – Paper Mario: The Thousand-Year Door
- Phantom Guy – Mario vs. Donkey Kong 2: March of the Minis
- Pider – Paper Mario: The Thousand-Year Door
- Pidgit – Super Mario Bros. 2
- Pidgit Bill – Super Mario World
- Pigarithm – Super Paper Mario
- Pile Driver Micro-Goomba – Super Mario Bros. 3
- Pink Boo – Super Mario Sunshine
- Pink Fuzzy – Super Paper Mario
- Pinwheel – Super Mario RPG: Legend of the Seven Stars
- Pionpi – Super Mario Land
- Pipe Lakitu – Super Mario World
- Piranha Bean – Mario and Luigi: Superstar Saga
- Piranha Head – Super Mario Sunshine
- Piranha Planet – Mario & Luigi: Partners in Time
- Piranha Plant – Super Mario Bros.
- Piranha Plant in the Generator – Super Mario Sunshine
- Piranhabon – Super Mario Sunshine
- Piranhacus Giganticus – Super Mario Bros. 3
- Plungelo – Super Mario Sunshine
- Podoboo – Super Mario Bros.
- Pokey – Super Mario Bros. 2
- Poison Cherbil – Super Paper Mario
- Poison Pokey – Paper Mario: The Thousand-Year Door
- Poison Puff – Paper Mario: The Thousand-Year Door
- Poker Faces – Paper Mario: The Thousand-Year Door
- Pokey Mummy – Paper Mario
- Pokey Sprout – Super Mario Sunshine
- Pokey Triplets – Paper Mario: The Thousand-Year Door
- Pompon Flower – Super Mario Land
- Popple – Mario & Luigi: Superstar Saga
- Porcu-Puffer – Super Mario World
- Porcupo – Super Mario Bros. 2
- Pounder – Super Mario RPG: Legend of the Seven Stars
- Poundette – Super Mario RPG: Legend of the Seven Stars
- Primid – Super Smash Bros. Brawl
- Princess Shroob – Mario & Luigi: Partners in Time
- Ptooie – Super Mario Bros. 3
- Puffer-Cheep – Mario & Luigi: Superstar Saga
- Pulsar – Super Mario RPG: Legend of the Seven Stars
- Pumpkin Head – Super Mario Galaxy
- Punchinello – Super Mario RPG: Legend of the Seven Stars
- Punk Rocks – Paper Mario: The Thousand-Year Door
- Puppox – Super Mario RPG: Legend of the Seven Stars
- Purple Bomber – Luigi's Mansion
- Purple Mouse – Luigi's Mansion
- Purple Puncher – Luigi's Mansion
- Putrid Piranha – Paper Mario
- Pyro Guy – Super Mario World 2: Yoshi's Island
- Pyrosphere – Super Mario RPG: Legend of the Seven Stars
Q
R
- Radonkel – Super Mario Land 2: 6 Golden Coins
- Rainbow Chomp – Mario Kart 64
- Ramenses II – Wario: Master of Disguise
- RamRam – Mario vs. Donkey Kong
- Rat – Super Mario Land 2: 6 Golden Coins
- Rat Funk – Super Mario RPG: Legend of the Seven Stars
- Rawbus – Super Paper Mario
- Rawk Hawk – Paper Mario: The Thousand-Year Door
- Razor – Wario's Woods
- RC Shroober – Mario & Luigi: Partners in Time
- Reacher – Super Mario RPG: Legend of the Seven Stars
- Red Bandinero – Wario Land: Shake It!
- Red Boo – Mario Party 4
- Red Bones – Paper Mario: The Thousand-Year Door
- Red Chomp – Paper Mario: The Thousand-Year Door
- Red Coconutter – Mario & Luigi: Partners in Time
- Red I – Super Paper Mario
- Red Magiblot – Super Paper Mario
- Red Magikoopa – Paper Mario
- Red Ninjakoopa – Paper Mario
- Red Paragoomba – Super Mario Bros. 3
- Red and Blue Goomba – Paper Mario
- Remo Con – Super Mario RPG: Legend of the Seven Stars
- Reversya Cursya – Super Paper Mario
- Rex – Super Mario World
- Reznor – Super Mario World
- Rhinestone Goomba – Hotel Mario
- Ribbite – Super Mario RPG: Legend of the Seven Stars
- Ricky – Super Mario Land 2: 6 Golden Coins
- Right Eye – Super Mario RPG: Legend of the Seven Stars
- Rip Van Fish – Super Mario World
- Rob-omb – Super Mario RPG: Legend of the Seven Stars
- Robirdo – Super Mario Advance
- Rocky Wrench – Super Mario Bros. 3
- Roketon – Super Mario Land
- Roy Koopa – Super Mario Bros. 3
- Rudy the Clown – Wario Land 3
- Ruff Puff – Paper Mario
S
- Sabasa – Super Mario Land 2: 6 Golden Coins
- Sackit – Super Mario RPG: Legend of the Seven Stars
- Sad Cheep Cheep – Super Princess Peach
- Sad Dry Bones – Super Princess Peach
- Sad Goomba – Super Princess Peach
- Sad Nipper Plant – Super Princess Peach
- Sad Paragoomba – Super Princess Peach
- Sad Raven – Super Princess Peach
- Sad Rex – Super Princess Peach
- Sad Spiny – Super Princess Peach
- Sammer Guy – Super Paper Mario
- Sam Spook – Wario's Woods
- Sarcopha Guy – Wario: Master of Disguise
- Sarissa – Wario's Woods
- Saucer – Super Mario Land 2: 6 Golden Coins
- Scaratroopea – Mario & Luigi: Superstar Saga
- Scare-oh! – Wario: Master of Disguise
- Scram – Wario's Woods
- Scuttle Bug – Super Mario 64
- Secret Society of the X-Nauts – Paper Mario: The Thousand-Year Door
- Seedy Pod – Super Mario Sunshine
- Sentinel – Paper Mario
- Shadoo – Super Paper Mario
- Shadow (SMRPG) – Super Mario RPG: Legend of the Seven Stars
- Shadow Mario – Super Mario Sunshine
- Shadow Queen – Paper Mario: The Thousand-Year Door
- Shadow Sirens – Paper Mario: The Thousand-Year Door
- Shady Koopa – Paper Mario: The Thousand-Year Door
- Shady Paratroopa – Paper Mario: The Thousand-Year Door
- Shaman – Super Mario RPG: Legend of the Seven Stars
- Sharpea – Mario & Luigi: Superstar Saga
- Shellcreeper – Mario Bros.
- Shellshockers – Paper Mario: The Thousand-Year Door
- Shiisa – Wario's Woods
- Shlorp – Super Paper Mario
- Shlurp – Super Paper Mario
- Shogun – Super Mario RPG: Legend of the Seven Stars
- Shroid – Mario & Luigi: Partners in Time
- Shroob – Mario & Luigi: Partners in Time
- Shroob Chomp – Mario & Luigi: Partners in Time
- Shroob Rex – Mario & Luigi: Partners in Time
- Shroob-omb – Mario & Luigi: Partners in Time
- Shrooba Diver – Mario & Luigi: Partners in Time
- Shrooblet – Mario & Luigi: Partners in Time
- Shrooboid Brat – Mario & Luigi: Partners in Time
- Shroobsworth – Mario & Luigi: Partners in Time
- Shy Away – Super Mario RPG: Legend of the Seven Stars
- Shy Fly – Super Mario Land 2: 6 Golden Coins
- Shy Guy – Super Mario Bros. 2
- Shy Guy (ghost) – Luigi's Mansion
- Shy Guy Army – Paper Mario
- Shy Ranger – Super Mario RPG: Legend of the Seven Stars
- Shy Squad – Paper Mario
- Shy Stack – Paper Mario
- Shyper – Super Mario RPG: Legend of the Seven Stars
- Shyster – Super Mario RPG: Legend of the Seven Stars
- Sidestepper – Mario Bros.
- Sir Grodus – Paper Mario: The Thousand-Year Door
- Sir Shovalot – Mario vs. Donkey Kong
- Sir Weston – Luigi's Mansion
- Skeeter – Super Mario 64
- Skeleton Bee – Super Mario Land 2: 6 Golden Coins
- Skellobit – Super Paper Mario
- Skellokey – Mario & Luigi: Partners in Time
- Skellobait – Super Paper Mario
- Skellobomber – Super Paper Mario
- Sky Guy – Super Mario World 2: Yoshi's Island
- Sky-Blue Spiny – Paper Mario: The Thousand-Year Door
- Sledge Bro. – Super Mario Bros. 3
- Sleepy Boo – Super Mario Sunshine
- Slim Bankshot – Luigi's Mansion
- Sling Shy – Super Mario RPG: Legend of the Seven Stars
- Small Sammer Guy – Super Paper Mario
- Smelter – Super Mario RPG: Legend of the Seven Stars
- Smilax – Super Mario RPG: Legend of the Seven Stars
- Smithy – Super Mario RPG: Legend of the Seven Stars
- Smithy Gang – Super Mario RPG: Legend of the Seven Stars
- Smolderin' Stu – Super Mario Sunshine
- Smorg – Paper Mario: The Thousand-Year Door
- Snailicorn – New Super Mario Bros.
- Snapdragon – Super Mario RPG: Legend of the Seven Stars
- Snapjaw – Donkey Kong Jr.
- Snifaro – Mario & Luigi: Partners in Time
- Snifit – Super Mario Bros. 3
- Snifit Bot – Super Mario Galaxy
- Sniper Bill – Mario & Luigi: Superstar Saga
- Snooze-A-Koopa – Super Mario Sunshine
- Snoozorb – Mario & Luigi: Partners in Time
- Snow Spike – New Super Mario Bros.
- Snufit – Super Mario 64
- Soarin' Stu – Super Mario Sunshine
- Sobarribad – Super Paper Mario
- Sonic the Hedgehog – Mario & Sonic at the Olympic Games
- Soopa Striker – Super Paper Mario
- Soul Bubble – Mario & Luigi: Partners in Time
- Spania – Paper Mario: The Thousand-Year Door
- Spark – Super Mario Bros. 2
- Spark (ghost) – Luigi's Mansion
- Sparky – Super Mario RPG: Legend of the Seven Stars
- Spear Guy – Super Mario World 2: Yoshi's Island
- Spearhead – Wario Land 3
- Speedy Spirit – Luigi's Mansion
- Spike (creature) – Super Mario Bros. 3
- Spike Bass – New Super Mario Bros.
- Spike Koopa – Mario Party
- Spike Storm – Paper Mario: The Thousand-Year Door
- Spike Top – Super Mario World
- Spiked Ant – Super Mario Land 2: 6 Golden Coins
- Spiked Slug – Super Mario Land 2: 6 Golden Coins
- Spiked Goomba – Paper Mario
- Spiked Topman – Super Mario Galaxy
- Spikester – Super Mario RPG: Legend of the Seven Stars
- Spiky Gloomba – Paper Mario
- Spiky Joe – Paper Mario: The Thousand-Year Door
- Spiky Parabuzzy – Super Paper Mario
- Spiky Tromp – Super Paper Mario
- Spiky Skellobait – Super Paper Mario
- Spiky Skellobit – Super Paper Mario
- Spiky Snifit – Mario & Luigi: Superstar Saga
- Spindel – Super Mario 64
- Spindrift – Super Mario 64
- Spinea – Mario & Luigi: Superstar Saga
- Spinia – Paper Mario: The Thousand-Year Door
- Spinthra – Super Mario RPG: Legend of the Seven Stars
- Spiny – Super Mario Bros.
- Spiny (hedgehog) – Mario Kart 64
- Spiny Cheep-Cheep – Super Mario World
- Spiny Tromp – Paper Mario
- Spiny Shroopa – Mario & Luigi: Partners in Time
- Splunkin – New Super Mario Bros.
- Spook – Wario's Woods
- Spookum – Super Mario RPG: Legend of the Seven Stars
- Spooky – Luigi's Mansion
- Spooky Mask – Super Mario Land 2: 6 Golden Coins
- Spring Topman – Super Mario Galaxy
- Springer – Super Mario RPG: Legend of the Seven Stars
- Sproing-Oing – Super Paper Mario
- Spud – Wario's Woods
- Spunia – Paper Mario: The Thousand-Year Door
- Spy Guy – Paper Mario
- Squeak (Wario's Woods) – Wario's Woods
- Squiggler – New Super Mario Bros.
- Squig – Super Paper Mario
- Squiglet – Super Paper Mario
- Squog – Super Paper Mario
- Squoinker – Super Paper Mario
- Stankulus – Wario: Master of Disguise
- Star Cruster – Super Mario RPG: Legend of the Seven Stars
- Starfish – Super Princess Peach
- Starkiss – Mario & Luigi: Superstar Saga
- Starslap – Super Mario RPG: Legend of the Seven Stars
- Stilt Guy – Super Mario World 2: Yoshi's Island
- Stinger – Super Mario RPG: Legend of the Seven Stars
- Stone Buzzy – Super Paper Mario
- Stone Chomp – Paper Mario
- Straw Head – Super Mario RPG: Legend of the Seven Stars
- Stretch – Super Mario Bros. 3
- Strollin' Stu – Super Mario Sunshine
- Stumpet– Super Mario RPG: Legend of the Seven Stars
- Sue Pea – Luigi's Mansion
- Sumo Bro. – Super Mario World
- Sunnycide – Mario & Luigi: Partners in Time
- Super Blooper – Paper Mario
- Super Dry Bones – New Super Mario Bros.
- Super Fly – Mario & Luigi: Superstar Saga
- Super Koopa – Super Mario World
- Super Piranha Plant – New Super Mario Bros.
- Super Thwomp – New Super Mario Bros.
- Super Whomp – New Super Mario Bros.
- Support Shroob – Mario & Luigi: Partners in Time
- SurpriseMeow – Super Paper Mario
- Sushi – Super Mario 64
- Suu – Super Mario Land
- Sven – Wario's Woods
- Swampire – Paper Mario: The Thousand-Year Door
- Swiggler – Mario & Luigi: Partners in Time
- Swipin' Stu – Super Mario Sunshine
- Swooper – Super Mario World
- Swoopin' Poink – Super Mario Galaxy
- Swoopin' Stu – Super Mario Sunshine
- Swoopula – Paper Mario
- Sworm – Mario & Luigi: Superstar Saga
T
- Tad Rock – Wario's Woods
- Tamanoripu – Super Mario Land 2: 6 Golden Coins
- Tamao – Super Mario Land
- Tanoomba – Mario & Luigi: Superstar Saga
- Tarantox – Super Mario Galaxy
- Tashrooba – Mario & Luigi: Partners in Time
- Tatanga – Super Mario Land
- Tech Cursya – Super Paper Mario
- Temper Terror – Luigi's Mansion
- Terekuribo – Super Mario Land 2: 6 Golden Coins
- Terra Cotta – Super Mario RPG: Legend of the Seven Stars
- Terrapin – Super Mario RPG: Legend of the Seven Stars
- Thak – Wario's Woods
- The Fuzz – Paper Mario: Thousand-Year Door
- The Poker Faces – Paper Mario: The Thousand-Year Door
- The Three Little Pigheads – Super Mario Land 2: 6 Golden Coins
- Thwack – Mario & Luigi: Partners in Time
- Thwack Totem – Mario & Luigi: Partners in Time
- Thwimp – Super Mario World
- Thwomp – Super Mario Bros. 3
- Thwomp Kong – Mario vs. Donkey Kong 2: March of the Minis
- Tie Kong – Mario vs. Donkey Kong 2: March of the Minis
- Tileoid B – Super Paper Mario
- Tileoid G – Super Paper Mario
- Tileoid R – Super Paper Mario
- Tileoid Y – Super Paper Mario
- Tiny Spinies – Paper Mario: The Thousand-Year Door
- Tokotoko – Super Mario Land
- Tolstar – Mario & Luigi: Superstar Saga
- Toopa Striker – Super Paper Mario
- Topman – Super Mario Galaxy
- Topmaniac – Super Mario Galaxy
- Torion – Super Mario Land
- Torpedo Ted – Super Mario World
- Toss Kong – Mario vs. Donkey Kong 2: March of the Minis
- Tooty Kamen – Wario: Master of Disguise
- Tox Box – Super Mario 64
- Treasure Pest – Wario: Master of Disguise
- Troopea – Mario & Luigi: Superstar Saga
- Trouble Bug – Donkey Kong
- Trouter – Super Mario Bros. 2
- Trunkle – Mario & Luigi: Superstar Saga
- Tryclyde – Super Mario Bros. 2
- Tubba Blubba's Heart – Paper Mario
- Tub-O-Troopa – Super Mario RPG: Legend of the Seven Stars
- Tuff Puff – Paper Mario
- Tubba Blubba – Paper Mario
- Tutankoopa – Paper Mario
- Tweester – Super Mario Bros. 3
- Tweeter – Super Mario Bros. 2
U
V
- Valentina – Super Mario RPG: Legend of the Seven Stars
- Venus Fire Trap – Super Mario Bros. 3
- Vincent Van Gore – Luigi's Mansion
- Virus – Dr. Mario
- Vivian – Paper Mario: The Thousand-Year Door
- Volcano Lotus – Super Mario World
- Volcano Plant – Super Princess Peach
- Vomer – Super Mario RPG: Legend of the Seven Stars
W
- Waiter – Luigi's Mansion
- Wall Lakitu – Super Mario World 2: Yoshi's Island
- Walruss – Super Princess Peach
- Waluigi – Mario Tennis
- Wario – Super Mario Land 2: 6 Golden Coins
- Warpid – Super Paper Mario
- Wart – Super Mario Bros. 2
- Water Crystal – Super Mario RPG: Legend of the Seven Stars
- Watinga – Mario Paint
- Wendy O. Koopa – Super Mario Bros. 3
- White Clubba – Paper Mario
- White Magikoopa – Paper Mario
- Whale – Super Mario Bros. 2
- Whirlwind Creature – Super Mario Sunshine
- Whomp – Super Mario 64
- Whomp King – Super Mario 64
- Wiggler – Super Mario World
- Wind Crystal – Super Mario RPG: Legend of the Seven Stars
- Winged Strollin' Stu – Super Mario Sunshine
- Wings of Night – Paper Mario: The Thousand-Year Door
- Witchella – Super Mario Land 2: 6 Golden Coins
- Wizzerd – Paper Mario: The Thousand-Year Door
- Wonder Thwack – Mario & Luigi: Partners in Time
- Wrackle – Super Paper Mario
- Wracktail – Super Paper Mario
X
Y
- Yaridovich – Super Mario RPG: Legend of the Seven Stars
- Yellow Bird – Super Mario Sunshine
- Yellow Magiblot – Super Paper Mario
- Yellow Magikoopa – Paper Mario
- Yellow Ninjakoopa – Paper Mario
- Yo Bro. – Mario & Luigi: Superstar Saga
- Yoob – Mario & Luigi: Partners in Time
- Yurarin – Super Mario Land
- Yurarin Boo – Super Mario Land
- Yux – Paper Mario: The Thousand-Year Door
Z
Non-Game Enemies
A
- Abominable Snowkoopa – The Adventures of Super Mario Bros. 3
- Anthony Scapelli – Super Mario Bros.
- Arachno Snifit – The Super Mario Bros. Super Show!
B
- Beetle – The Super Mario Bros. Super Show!
- Blanka – Club Nintendo
- Brutius Maximus Grouchimus – The Super Mario Bros. Super Show!
- Buzz-Bomb – Nintendo Adventure Books
C
- Chomp-Muncher – Nintendo Adventure Books
- Chun-Li – Club Nintendo
- Clog Monster – The Super Mario Bros. Super Show!
- Crimewave Clyde – The Adventures of Super Mario Bros. 3
- Crocodile – The Super Mario Bros. Super Show!
D
- Dhalsim – Club Nintendo
- Dr. Sporis Von Fungenstein – Nintendo Adventure Books
- Dr. Wily – Club Nintendo
- Duke, Lulu and Rockman – Super Mario World
E
F
- Flaky – The Super Mario Bros. Super Show!
- Fluffy – Nintendo Comics System
- Fryguy – Nintendo Comics System
G
- Goomba Mummy – The Super Mario Bros. Super Show!
- Goomerang Bro. – Nintendo Adventure Books
- Grand Paragoomba – The Adventures of Super Mario Bros. 3
- Grunt – The Super Mario Bros. Super Show!
H
- HAL 9001 – The Super Mario Bros. Super Show!
- Herman – The Adventures of Super Mario Bros. 3
- Herman Smirch – Valiant Comics
I
J
K
- Killer Kitty of the Caskervilles – The Super Mario Bros. Super Show!
- King Koopa's mother – The Super Mario Bros. Super Show!
L
M
- Madzilla – The Adventures of Super Mario Bros. 3
- Mega Mechanasaur – Super Mario World (TV series)
- Mousersaurus Rex – The Super Mario Bros. Super Show!
N
O
P
- Pietro – The Super Mario Bros. Super Show!
- Pipe Monsters – The Adventures of Super Mario Bros. 3
- Piranha Sue – Valiant Comics
- Plant Monster – The Super Mario Bros. Super Show!
Q
R
- Robot Princess – The Adventures of Super Mario Bros. 3
- Robo Troopa – The Super Mario Bros. Super Show!
S
- Sergeant Kooperman – The Super Mario Bros. Super Show!
- Shy Guy Lion – The Super Mario Bros. Super Show!
- State Troopa – The Super Mario Bros. Super Show!
- Stormtroopa – The Super Mario Bros. Super Show!
- Space Troopa – The Super Mario Bros. Super Show!
- Spike (character) Super Mario Bros.
- Sultan Pasbah – The Super Mario Bros. Super Show!
- Super Troopa – The Super Mario Bros. Super Show!
T
- T-Rex – Super Mario World
- Thunder Birdo – The Super Mario Bros. Super Show!
- Tweeter Bat – The Super Mario Bros. Super Show!
- Tyrannosaurus Twins – Super Mario World