#
A
- Air Bag – Yoshi's Story
- Air Cannon – Mario & Luigi: Bowser's Inside Story
- Air Cheep – Mario & Luigi: Bowser's Inside Story
- AirMeow – Super Paper Mario
- Airnapse – Mario & Luigi: Bowser's Inside Story
- Alarm Bob-omb – Mario & Luigi: Bowser's Inside Story
- Alarm Clock – Wario Land II
- Albatoss – Super Mario Bros. 2
- Amazing Flyin' Hammer Brother – Super Mario World
- Amazy Dayzee – Paper Mario
- Amp – Super Mario 64
- Angry Sun – Super Mario Bros. 3
- Ankoopa – Mario & Luigi: Superstar Saga
- Ant – Super Mario Land 2: 6 Golden Coins
- Ant Trooper – Super Mario 3D World
- Anuboo – Mario & Luigi: Superstar Saga
- Ape – Wario Land II
- Appleby – Wario Land 3
- Aqua Kuribō – Super Mario Land 2: 6 Golden Coins
- Aqua Lakitu – Super Mario World 2: Yoshi's Island
- Aqua Man – Donkey Kong
- Arantula – Paper Mario: The Thousand-Year Door
- Arumajiron – Donkey Kong
- Attacky Sack – Yoshi's Story
B
- Baby Cheep – Super Mario Bros. 3
- Back Cursya – Super Paper Mario
- Badge Bandit – Paper Mario: The Thousand-Year Door
- Bald Cleft – Paper Mario: The Thousand-Year Door
- Balloon Boo – New Super Mario Bros.
- Bandit – Super Mario World 2: Yoshi's Island
- Banzai Bill – Super Mario World
- Banzai Bill Blaster – New Super Mario Bros.
- Barbecue Guy – Yoshi's Story
- Barney Bubble – Super Mario World 2: Yoshi's Island
- Baron von Zeppelin – Super Mario World 2: Yoshi's Island
- Barribad – Super Paper Mario
- Bat – Luigi's Mansion
- Batadon – Super Mario Land
- Battle Beetle – Super Mario Land 2: 6 Golden Coins
- Bē – Super Mario Land 2: 6 Golden Coins
- Beach Koopa – Super Mario World
- Beaker – Wario's Woods
- Beam Robota – Wario Land 3
- Beanie – Mario & Luigi: Superstar Saga
- Beanie – Yoshi's New Island
- Bear – Super Mario Land 2: 6 Golden Coins
- Bee – Wario Land II
- Beehoss – Mario & Luigi: Bowser's Inside Story
- Beepboxer – Super Paper Mario
- Beetle – Donkey Kong
- Beetle – Luigi's Mansion: Dark Moon
- Beezo – Super Mario Bros. 2
- Bellhop Goomba – Hotel Mario
- Bēro – Super Mario Land 2: 6 Golden Coins
- Bībī – Super Mario Land 2: 6 Golden Coins
- Biddybud – Super Mario 3D Land
- Big Amp – Mario Party 5
- Big Ant Trooper – Super Mario 3D World
- Big Bandit – Paper Mario: The Thousand-Year Door
- Big Bertha – Super Mario Bros. 3
- Big Bone Piranha Plant – New Super Mario Bros. 2
- Big Boo – Super Mario World
- Big Bubble – Super Mario World
- Big Chain Chomp – Super Princess Peach
- Big Cheep Cheep – Mario Party 7
- Big Deep Cheep – New Super Mario Bros.
- Big Dry Bones – New Super Mario Bros.
- Big Frame Boo – Yoshi's Woolly World
- Big Fuzzy – New Super Mario Bros. Wii
- Big Galoomba – Super Mario 3D World
- Big Goomba – Super Mario Bros. 3
- Big Grinder – New Super Mario Bros. 2
- Big Koopa Troopa – Super Mario Bros. 3
- Big & Little Boo – Yoshi's Story
- BigMeow – Super Paper Mario
- Big Piranha Plant – Super Mario Bros. 3
- Big Sammer Guy – Super Paper Mario
- Big Tail Goomba – Super Mario 3D Land
- Big Thorny Flower – Super Mario Galaxy
- Big Urchin – New Super Mario Bros. Wii
- Big Venus Fire Trap – Super Mario 64
- Big Whomp – New Super Mario Bros.
- Big Wiggler – New Super Mario Bros.
- Bill Blaster – Super Mario Bros.
- Bill Blaster Turret – New Super Mario Bros.
- Bin – Donkey Kong
- Bird – Wario Land II
- Biting Bullet Bill – Yoshi's Island: Super Mario Advance 3
- Bittacuda – Super Paper Mario
- Black Shy Guy – Yoshi's Story
- Blade-Face – Virtual Boy Wario Land
- Blargg – Super Mario World
- Blastboxer – Super Paper Mario
- Blazing Shroob – Mario & Luigi: Partners in Time
- Blindfold Boo – Yoshi's Story
- Blockhopper – New Super Mario Bros.
- Blockstepper – Super Mario 3D World
- Blokkablok – Super Mario 3D Land
- Blomeba – Super Paper Mario
- Blooper – Super Mario Bros.
- Blooper Baby – Super Mario Bros. 3
- Blooper Nanny – Super Mario Bros. 3
- Blow Hard – Super Mario World 2: Yoshi's Island
- Blowtorch Guy – Mario vs. Donkey Kong
- Blue Blurp – Yoshi's Story
- Blue Magiblot – Super Paper Mario
- Blurker – Super Mario 3D World
- Blurp – Super Mario World
- Bob-omb – Super Mario Bros. 2
- Bob-ulk – Paper Mario: The Thousand-Year Door
- Bodyslam Koopa – Mario's Time Machine
- Boing-Oing – Super Paper Mario
- Bomb-Bat – Virtual Boy Wario Land
- Bomb Bomb – Super Mario Land 2: 6 Golden Coins
- Bomb Boo – Super Mario Galaxy
- Bomb Fish – Mario vs. Donkey Kong 2: March of the Minis
- Bomb Guy – Yoshi's Woolly World
- Bombshell Bill – Paper Mario
- Bombshell Bill Blaster – Paper Mario
- Bombshell Koopa – Super Mario Land
- Bomp – Super Mario 64
- Bone Goomba – New Super Mario Bros. 2
- Bone Piranha Plant – New Super Mario Bros. 2
- Bony Beetle – Super Mario World
- Boo – Super Mario Bros. 3
- Boo Balloon – Super Mario World 2: Yoshi's Island
- Boo Blah – Super Mario World 2: Yoshi's Island
- Boo Buddy Block – Super Mario World
- Boo Buddy Snake – Super Mario World
- Boo Buddy Swarm – Super Mario World
- Boo Guy – Super Mario World 2: Yoshi's Island
- Boohemoth – New Super Mario Bros. 2
- Bookend – Super Mario 64
- Boo Man Bluff – Super Mario World 2: Yoshi's Island
- Boomboxer – Super Paper Mario
- Boomerang Bro – Super Mario Bros. 3
- Boomerang Bro – Mario & Luigi: Superstar Saga
- Boom Guy – Mario & Luigi: Partners in Time
- Bopping Toady – Super Mario Land 2: 6 Golden Coins
- Borp – Mario & Luigi: Bowser's Inside Story
- Boss Bass – Super Mario Bros. 3
- Bōtsu – Wario Land: Super Mario Land 3
- Bouncing Bullet Bill – Super Mario World 2: Yoshi's Island
- Bowbow – Donkey Kong
- Bowling Goonie – Super Mario World 2: Yoshi's Island
- Bowser Stunner – New Super Mario Bros. U
- Bramball – New Super Mario Bros. Wii
- Brick Monster – Mario vs. Donkey Kong
- Bristle – Paper Mario: The Thousand-Year Door
- Bristles – Donkey Kong Country 3: Dixie Kong's Double Trouble!
- Brolder – Super Mario 3D World
- Broozer – New Super Mario Bros.
- Brrr Bear – Wario Land 3
- Bubble Blooper – Mario & Luigi: Bowser's Inside Story
- Bubble Dayzee – Super Mario World 2: Yoshi's Island
- Bucket Head – Wario Land: Super Mario Land 3
- Būichi – Super Mario Land 2: 6 Golden Coins
- Buku Buku – Donkey Kong
- Bulber – New Super Mario Bros. Wii
- Bulky Bob-omb – Paper Mario: The Thousand-Year Door
- Bullet Biff – Super Mario Land
- Bullet Bill – Super Mario Bros.
- Bullet Bill Patch – Yoshi's Woolly World
- Bull's-Eye Bill – Super Mario Bros. 3
- Bully – Super Mario 64
- Bully – Mario & Luigi: Partners in Time
- Bumpty – Super Mario World 2: Yoshi's Island
- Bunbun – Super Mario Land
- Burrbert – Yoshi's Woolly World
- Burt – Super Mario World 2: Yoshi's Island
- Buster Beetle – Super Mario Bros. 3
- Buzzy Beetle – Super Mario Bros.
- Bzzap! – Paper Mario
C
- Cactus Jack – Super Mario World 2: Yoshi's Island
- Caged Ghost – Super Mario World 2: Yoshi's Island
- Calm Amazing Flyin' Hammer Brother – Super Princess Peach
- Calm Cannon – Super Princess Peach
- Calm Chain Chomp – Super Princess Peach
- Calm Fishing Boo – Super Princess Peach
- Calm Hammer Bro – Super Princess Peach
- Calm Lakitu – Super Princess Peach
- Calm Volcano Plant – Super Princess Peach
- Calorite – Mario & Luigi: Bowser's Inside Story
- Capture Kong – Mario vs. Donkey Kong 2: March of the Minis
- Cataquack – Super Mario Sunshine
- Cat Banzai Bill – Super Mario 3D World
- Cat Bullet Bill – Super Mario 3D World
- Cat Goomba – Super Mario 3D World
- Centipede – Yoshi's Story
- Chain Chawful – Mario & Luigi: Bowser's Inside Story
- Chain Chomp – Super Mario Bros. 3
- Chain Chomplet – Super Mario Sunshine
- Chainsaw – Super Mario World
- Chain-Saw Fish – Virtual Boy Wario Land
- Chargin' Chuck – Super Mario World
- Charvaargh – Super Mario 3D World
- Cheep Cheep – Super Mario Bros.
- Cheep Chomp – New Super Mario Bros.
- Cherbil – Super Paper Mario
- Chicken – Super Mario Land
- Chikako – Super Mario Land
- Chikuchiku – Donkey Kong
- Chikunto – Super Mario Land 2: 6 Golden Coins
- Chikuri – Wario Land: Super Mario Land 3
- Chippy – Virtual Boy Wario Land
- Chomp – Yoshi's Story
- Chomp Bro – Mario & Luigi: Superstar Saga
- Chomp Chomp – Super Mario RPG: Legend of the Seven Stars
- Chomp Pup – Super Mario Galaxy
- Chomp Shark – Super Mario World 2: Yoshi's Island
- Choomba – Mario & Luigi: Bowser's Inside Story
- Choppa – Super Paper Mario
- Choppah – Super Mario Galaxy 2
- Chromeba – Super Paper Mario
- Chuboomba – Mario & Luigi: Bowser's Inside Story
- Chuck Guy – Mario & Luigi: Superstar Saga
- Chuck Guy – Mario & Luigi: Superstar Saga
- Chuckorok – Mario & Luigi: Superstar Saga
- Chuckya – Super Mario 64
- Chūta – Wario Land II
- Circling Boo Buddies – Super Mario World
- Circus Kong – Mario vs. Donkey Kong 2: March of the Minis
- Clampy – New Super Mario Bros. Wii
- Clawdaddy – Super Mario World 2: Yoshi's Island
- Cleft – Paper Mario
- Climbing Koopa – Super Mario World
- Cloud Drop – Super Mario World 2: Yoshi's Island
- Clubba – Paper Mario
- Cluckboom – Super Mario Galaxy
- Clumph – Mario & Luigi: Superstar Saga
- Coalbit – Mario & Luigi: Bowser's Inside Story
- Cobrat – Super Mario Bros. 2
- Coconutter – Mario & Luigi: Partners in Time
- Coin Bandit – Super Mario World 2: Yoshi's Island
- Coin Coffer – Super Mario 3D Land
- ComBat – Yoshi's Story
- Conkdor – Super Mario 3D World
- Colossal Koopa Paratroopa – Super Mario Bros. 3
- Coo Coo – Super Mario Sunshine
- Cook – Wario Land II
- Cooligan – New Super Mario Bros. Wii
- Copta – Super Paper Mario
- Cosmic Clone – Super Mario Galaxy 2
- Count Richtertoffen – Wario Land 3
- Crabber – Super Mario Galaxy
- Crabble – Yoshi's Island DS
- Crash Kong – Mario vs. Donkey Kong 2: March of the Minis
- Crazee Dayzee – Super Mario World 2: Yoshi's Island
- Creeper – Luigi's Mansion: Dark Moon
- Crowber – New Super Mario Bros.
- Crusher Blargg – Yoshi's Island DS
- Cursya – Super Paper Mario
D
- Dancing Spear Guy – Super Mario World 2: Yoshi's Island
- Dangling Ghost – Super Mario World 2: Yoshi's Island
- Dark Barribad – Super Paper Mario
- Dark Boo – Paper Mario: The Thousand-Year Door
- 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 Chomp – Super Paper Mario
- Dark Choppa – Super Paper Mario
- Dark Cleft – Super Paper Mario
- Dark Clubba – Super Paper Mario
- Dark Craw – Paper Mario: The Thousand-Year Door
- Dark Cursya – Super Paper Mario
- Dark Dark Boo – 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 Koopa – Super Paper Mario
- Dark Koopatrol – Paper Mario: The Thousand-Year Door
- Dark Koopatrol – Super Paper Mario
- Dark Lakitu – Paper Mario: The Thousand-Year Door
- Dark Longator – Super Paper Mario
- Dark Magiblot – Super Paper Mario
- Dark Magikoopa – 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 Paratroopa – Super Paper Mario
- 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 Spiked Goomba – Super Paper Mario
- Dark Spike Top – 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 Tortoise – Virtual Boy Wario Land
- Dark Wizzerd – Paper Mario: The Thousand-Year Door
- D-Bat – Wario Land II
- D.D. – Wario Land: Super Mario Land 3
- Debull – Yoshi's Island DS
- Deep Cheep – New Super Mario Bros.
- Demon Bat – Wario Land: Super Mario Land 3
- Digga – Super Mario Galaxy 2
- Dino Rhino – Super Mario World
- Dino-Torch – Super Mario World
- Disappearing Boo Buddies – Super Mario World
- Dodorigesu Jr. – Mario & Wario
- Do-Drop – Yoshi's Story
- Dokanto – Super Mario Land 2: 6 Golden Coins
- Dondon – Super Mario Land 2: 6 Golden Coins
- Dorachū – Donkey Kong
- Dōryī – Donkey Kong
- Dotty – Donkey Kong
- Doughnuteer – Wario Land 3
- Dovo – Wario's Woods
- Draglet – Super Mario 3D Land
- Dr. Freezegood – Super Mario World 2: Yoshi's Island
- Drool Hard – Yoshi's Island DS
- Dropper – Wario Land: Super Mario Land 3
- Dr. Shroob – Mario & Luigi: Partners in Time
- Dry Bones – Super Mario Bros. 3
- Dry Bones – Mario & Luigi: Superstar Saga
- Dull Bones – Paper Mario: The Thousand-Year Door
- Duplighost – Paper Mario
E
- Eeker – Mario & Luigi: Superstar Saga
- Eel – Wario Land II
- Eel – Yoshi's Story
- Eeligon – Super Paper Mario
- Eerie – Super Mario World
- Egg-enut – Yoshi's Island DS
- Eggo-Dil – Super Mario World 2: Yoshi's Island
- Eggplant Man – Wrecking Crew
- Elasto-Piranha – Mario & Luigi: Partners in Time
- Electricity Shooter – Super Mario Galaxy 2
- Electro-Koopa – Super Mario Sunshine
- Electro-Koopa – Super Mario Sunshine
- Elite Boom Guy – Mario & Luigi: Partners in Time
- Elite Octoomba – Super Mario Galaxy 2
- Elite Troopea – Mario & Luigi: Superstar Saga
- Elite Wizzerd – Paper Mario: The Thousand-Year Door
- Elite X-Naut – Paper Mario: The Thousand-Year Door
- Ember – Paper Mario
- Evil Coin – Hotel Mario
F
- Face Ball – Virtual Boy Wario Land
- Fake Block – Super Mario 3D Land
- Faiachū – Donkey Kong
- Falling Spike – Super Mario World
- Fang – Super Mario World 2: Yoshi's Island
- Fat Guy – Super Mario World 2: Yoshi's Island
- F Bōi – Super Mario Land 2: 6 Golden Coins
- Fighter Fly – Mario Bros.
- Fire – Donkey Kong
- Fire Bro – Super Mario Bros. 3
- Fire Cannon – Super Mario Galaxy
- Fire Nipper Plant – Super Mario Bros. 3
- Fire Piranha Plant – Super Mario Bros. 3
- Fire Robota – Wario Land 3
- Fire Snake – Super Mario Bros. 3
- Fire Snake – Super Mario World
- Fish Bone – Super Mario World
- Fishin' Boo – Super Mario World
- Fishin' Lakitu – Super Mario World
- Fizzlit – Super Mario Galaxy 2
- Flame – Wario Land II
- Flame Chomp – Super Mario Bros. 3
- Flaptor – Captain Toad: Treasure Tracker
- Fleeper – Yoshi's Island DS
- Flightless Goonie – Super Mario World 2: Yoshi's Island
- Flightless Skeleton Goonie – Super Mario World 2: Yoshi's Island
- Flipbug – Super Mario Galaxy
- Flomp – Super Mario Galaxy 2
- Flooff – Yoshi's Woolly World
- Flophopper – Super Mario 3D Land
- Flopter – Super Mario 3D World
- Floro Cragnien – Super Paper Mario
- Floro Sapien – Super Paper Mario
- Flower Fuzzy – Paper Mario: The Thousand-Year Door
- Fluffy Phantom – Yoshi's Woolly World
- Flurry – Super Mario Bros. 2
- Flutter – Super Mario World 2: Yoshi's Island
- Fly Guy – Super Mario World 2: Yoshi's Island
- Flying Fish – Luigi's Mansion
- Flying Fish – Wario Land II
- Flytrap – Luigi's Mansion: Dark Moon
- Foo – New Super Mario Bros. Wii
- Fooly Flower – Super Mario World 2: Yoshi's Island
- Foton – Super Paper Mario
- Frackle – Super Paper Mario
- Frame Boo – Yoshi's Woolly World
- Frame Chomp – Yoshi's Woolly World
- Freezie – Mario Bros.
- Frog – Yoshi's Story
- Frog Pirate – Super Mario World 2: Yoshi's Island
- Frost Piranha – Paper Mario
- Furafurawā – Donkey Kong
- Fuzz – Wario's Woods
- Fuzzball – Luigi's Mansion: Dark Moon
- Fuzzbush – Mario & Luigi: Superstar Saga
- Fuzzler – Super Mario 3D World
- Fuzzy – Super Mario World
- Fuzzy – Super Mario World 2: Yoshi's Island
- Fuzzy Horde – Paper Mario: The Thousand-Year Door
- Fuzzy Wiggler – Yoshi's Story
- Fwoosh – Super Mario 64
G
- Galoomba – Super Mario World
- Ganchan – Super Mario Land
- Gao – Super Mario Land
- Gawbus – Super Paper Mario
- Gen Kottsu – Super Mario Land 2: 6 Golden Coins
- Georgette Jelly – Super Mario World 2: Yoshi's Island
- Gargantua Blargg – Super Mario World 2: Yoshi's Island
- Gaugau – Wario Land: Super Mario Land 3
- Ghost – Wario Land II
- Ghost Block – New Super Mario Bros. Wii
- Ghost Piranha – Yoshi's Island DS
- Ghost Vase – New Super Mario Bros. Wii
- Ghoul Guy – Mario & Luigi: Partners in Time
- Ghoul Shroom – Super Paper Mario
- Giant Snake – Wario Land 3
- Giant Ninji – Super Mario Advance
- Giant Stu – Super Mario Sunshine
- Gigabite – Super Paper Mario
- 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
- Glide Guy – Yoshi's Island DS
- Gloomba – Paper Mario
- Glurp – Mario & Luigi: Superstar Saga
- Gnarantula – Mario & Luigi: Partners in Time
- Gobber – Luigi's Mansion: Dark Moon
- Gobblin – Yoshi's Island DS
- Goboten – Wario Land: Super Mario Land 3
- Gold Beanie – Mario & Luigi: Superstar Saga
- Gold Boo – New Super Mario Bros. 2
- Gold Cheep Cheep – New Super Mario Bros. 2
- Golden Chomp – Super Mario Galaxy
- Gold Goomba – Super Mario RPG: Legend of the Seven Stars
- Gold Greenie – Luigi's Mansion: Dark Moon
- Gold Hammer Bro – New Super Mario Bros. 2
- Gold Koopeleon – Mario & Luigi: Partners in Time
- Gold Piranha Plant – New Super Mario Bros. 2
- Golem – Donkey Kong
- Gooble – Super Mario Sunshine
- Gooey Goon – Yoshi's Island DS
- Goomba – Super Mario Bros.
- Goomba Tower – Super Mario 3D Land
- Goombeetle – Super Mario Galaxy
- Goombo – Super Mario Land
- Goombule – Mario & Luigi: Bowser's Inside Story
- Goomdiver – Mario & Luigi: Superstar Saga
- Goonie – Super Mario World 2: Yoshi's Island
- Goronto – Super Mario Land 2: 6 Golden Coins
- Gotchawrench – Wrecking Crew
- Grab-bot – Wario Land 3
- Gray Magikoopa – Paper Mario
- Green Fuzzy – Paper Mario
- Green Glove – Super Mario World 2: Yoshi's Island
- Greenie – Luigi's Mansion: Dark Moon
- Green Magikoopa – Paper Mario
- Grim Leecher – Super Mario World 2: Yoshi's Island
- Grindel – Super Mario 64
- Gringill – Super Mario Galaxy
- Gritty Goomba – Mario & Luigi: Superstar Saga
- Gritty Goomba – Mario & Luigi: Superstar Saga
- Groove Guy – Paper Mario
- Growmeba – Super Paper Mario
- Grubby – Super Mario Land 2: 6 Golden Coins
- Grunt – Super Mario World 2: Yoshi's Island
- Grunt – Wario Land II
- Guardian Shroob – Mario & Luigi: Partners in Time
- Gugi – Wario Land II
- Gulpit – Paper Mario
- Gunion – Super Mario Land
- Gunner Guy – Mario & Luigi: Superstar Saga
- Guragura – Wario Land: Super Mario Land 3
- Guriguri – Mario & Wario
- Gusty – Super Mario World 2: Yoshi's Island
- Gyātoru – Donkey Kong
H
- Hammer-bot – Wario Land 3
- Hammer Bro – Super Mario Bros
- Handfake – Mario & Luigi: Partners in Time
- Hanging Blow Hard – Yoshi's Island DS
- Haridama – Wario Land 3
- Harisenbon – Super Mario Land 2: 6 Golden Coins
- Harisu – Wario Land: Super Mario Land 3
- Harry Hedgehog – Super Mario World 2: Yoshi's Island
- Headbonk Goomba – Super Paper Mario
- Heave-Ho – Super Mario 64
- Heavy Cursya – Super Paper Mario
- Heavy Para-Beetle – New Super Mario Bros. Wii
- Heavy Troopa – Super Mario RPG: Legend of the Seven Stars
- Hedron – Super Paper Mario
- Hefty Goonie – Super Mario World 2: Yoshi's Island
- Helmut – Wario Land: Super Mario Land 3
- Hider – Luigi's Mansion: Dark Moon
- Hogarithm – Super Paper Mario
- Honebōn – Super Mario Land 2: 6 Golden Coins
- Honen – Super Mario Land
- Honey-Bee – Virtual Boy Wario Land
- Hook Guy – Yoshi's Woolly World
- Hooligon – Super Paper Mario
- Hoopster – Super Mario Bros. 2
- Hootie the Blue Fish – Super Mario World 2: Yoshi's Island
- Hop-Chop – Super Mario 3D World
- Horned Ant Trooper – Super Mario 3D World
- Hot Foot – Super Mario Bros. 3
- Hothead – Super Mario World
- Hot Lips – Super Mario World 2: Yoshi's Island
- Huckit Crab – New Super Mario Bros. Wii
- 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: The Thousand-Year Door
I
- Ice Bat – Super Mario Galaxy
- Ice Cherbil – Super Paper Mario
- Ice Piranha Plant – New Super Mario Bros. U
- Ice Puff – Paper Mario: The Thousand-Year Door
- Ice Snifit – Mario & Luigi: Superstar Saga
- Ick Worm – Yoshi's Story
- Inamazu – Wario Land II
- Incoming Chomp – Super Mario World 2: Yoshi's Island
- Inky Piranha Plant – Super Mario 3D Land
- Intern Shroob – Mario & Luigi: Partners in Time
- Invisighoul – Yoshi's Island DS
- Iron Cleft – Paper Mario: The Thousand-Year Door
- Itsunomanika Heihō – Super Mario World 2: Yoshi's Island
J
- Jack-in-the-Box – Super Mario Land 2: 6 Golden Coins
- Jack O' Goomba – Super Mario Galaxy
- Jammyfish – Super Mario Galaxy
- Jawbus – Super Paper Mario
- Jean de Fillet – Super Mario World 2: Yoshi's Island
- Jelectro – Super Mario Bros. 3
- Jellien – Super Paper Mario
- Jellybeam – New Super Mario Bros. Wii
- Jellybob – Donkey Kong Country Returns
- Jellybob – Wario Land 3
- Jellyfish – Yoshi's Story
- Jelly Ghost – Yoshi's Story
- Jetpack Guy – Mario vs. Donkey Kong 2: March of the Minis
- Jumping Blooper – Super Mario Sunshine
- Jumping Piranha Plant – Super Mario World
- Jungle Fuzzy – Paper Mario
K
- Kab-omb – New Super Mario Bros.
- Kaboomba – Super Mario World 2: Yoshi's Island
- Kamikaze Koopa – Super Mario World
- Kānyī – Donkey Kong
- Karakara – Super Mario Land 2: 6 Golden Coins
- Karamenbō – Super Mario Land 2: 6 Golden Coins
- Ka-Thunk – Super Mario 3D World
- Kiddokatto – Super Mario Land 2: 6 Golden Coins
- Killer Chair – Super Mario 64
- King Bill – New Super Mario Bros. Wii
- King Bill – New Super Mario Bros. Wii
- Klamber – Super Mario Sunshine
- Kleptoad – Super Mario Galaxy 2
- Kobatto – Wario Land 3
- Kōmori – Mario vs. Donkey Kong
- Komorin – Mario & Wario
- Kongā – Mario vs. Donkey Kong 2: March of the Minis
- Konotako – Wario Land: Super Mario Land 3
- Koopa Paratroopa – Super Mario Bros.
- Koopa Striker – Super Paper Mario
- Koopatrol – Paper Mario
- Koopa Troopa – Super Mario Bros.
- Koopeleon – Mario & Luigi: Partners in Time
- KP Koopa – Paper Mario: The Thousand-Year Door
- KP Paratroopa – Paper Mario: The Thousand-Year Door
- Kumo – Super Mario Land
- Kurokyura – Super Mario Land 2: 6 Golden Coins
- Kyororo – Super Mario Land 2: 6 Golden Coins
- Kyotonbo – Super Mario Land 2: 6 Golden Coins
L
- Lakipea – Mario & Luigi: Superstar Saga
- Lakitu – Super Mario Bros.
- Lakitufo – Mario & Luigi: Partners in Time
- Lakitu in a Pipe – Super Mario World
- Lantern Ghost – Super Mario World 2: Yoshi's Island
- Large Milde – Super Mario World 2: Yoshi's Island
- Laser Snifit – Mario & Luigi: Superstar Saga
- Lava Bubble – Super Mario Bros.
- Lava Bubble – Super Princess Peach
- Lava Drop – Super Mario World 2: Yoshi's Island
- Lava Ghost – Yoshi's Story
- Lava Lotus – Super Mario Bros. 3
- Ledge Hammer – Super Mario Galaxy 2
- Lethal Bob-omb – Mario & Luigi: Partners in Time
- Li'l Brr – Super Mario Galaxy
- Li'l Cinder – Super Mario Galaxy
- Li'l Smooch Spider – Yoshi's Woolly World
- Li'l Sparky – Super Mario World
- Li'l Springy – Super Mario Galaxy
- Limbo Bro – Mario & Luigi: Superstar Saga
- Limbo Bro – Mario & Luigi: Superstar Saga
- Limbo Guy – Yoshi's Story
- Little Mouser – Super Mario World 2: Yoshi's Island
- Little Skull Mouser – Super Mario World 2: Yoshi's Island
- Lobb – Mario Clash
- Loch Nestor – Super Mario World 2: Yoshi's Island
- Longadile – Super Paper Mario
- Longator – Super Paper Mario
- Love Bubble – Mario & Luigi: Partners in Time
- Lumpy – Wario Land 3
- Lunge Fish – Super Mario World 2: Yoshi's Island
M
- Mace Guy – Super Mario World 2: Yoshi's Island
- Magikoopa – Super Mario World
- 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 Goomba – Super Princess Peach
- Mad Green Koopa – Super Princess Peach
- Mad Green Paratroopa – Super Princess Peach
- Mad Mecha-Spike Top – Super Princess Peach
- Mad Piano – Super Mario 64
- Mad Pokey – Super Princess Peach
- Madpole – Super Mario 3D World
- Mad Red Paragoomba – Super Princess Peach
- Mad Spike – Super Princess Peach
- Magmaargh – Super Mario Galaxy 2
- Magmaw – Super Mario Galaxy 2
- Maizō – Wario Land: Super Mario Land 3
- Malibut – Mario & Luigi: Superstar Saga
- Masked Ghoul – Super Mario Land 2: 6 Golden Coins
- Mask-Guy – Virtual Boy Wario Land
- Mastah Mosquito – Virtual Boy Wario Land
- Mattermouth – Super Mario Galaxy 2
- M. Bush – Paper Mario
- Mecha-Blooper – Mario & Luigi: Superstar Saga
- Mecha-Chomp – Mario & Luigi: Superstar Saga
- Mechakoopa – Super Mario World
- Medi Guy – Paper Mario
- Megabite – Super Paper Mario
- Mega Guy – Super Mario Advance
- Mega Mole – Super Mario World
- Mega Muth – Super Paper Mario
- Mega Unagi – New Super Mario Bros.
- Mekabon – Super Mario Land
- Meowbomb – Super Paper Mario
- Micro Goomba – Super Mario Bros. 3
- Milde – Super Mario World 2: Yoshi's Island
- Mandibug – Super Mario Galaxy
- Mini Bob-omb – Mario vs. Donkey Kong 2: March of the Minis
- Mini Crab – Mario vs. Donkey Kong 2: March of the Minis
- Mini Ninji – Mario vs. Donkey Kong
- Mini-Raven – Super Mario World 2: Yoshi's Island
- Mini Shy Guy – Mario vs. Donkey Kong
- Mini Snifit – Mario vs. Donkey Kong 2: March of the Minis
- Mini Spear Guy – Mario vs. Donkey Kong: Minis March Again!
- 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
- Miss Cluck – Yoshi's Woolly World
- Mock Up – Super Mario World 2: Yoshi's Island
- Mōgyo – Super Mario Land 2: 6 Golden Coins
- Moneybag – Super Mario 64
- Monty Mole – Super Mario World
- Monty Mole – Paper Mario
- Monty Mole Patch – Yoshi's Woolly World
- Moon Cleft – Paper Mario: The Thousand-Year Door
- Morty Mole – Super Mario 3D Land
- Mouse – Luigi's Mansion: Dark Moon
- Mr. Blizzard – Super Mario 64
- Mr. I – Super Mario 64
- Mr. Moon – Wario Land 3
- Mr. Sun – Wario Land 3
- Mud Trooper – Captain Toad: Treasure Tracker
- Mummy – Donkey Kong
- Mummy Greenie – Luigi's Mansion: Dark Moon
- Mummy Guy – Mario vs. Donkey Kong 2: March of the Minis
- Mummy-Me – Captain Toad: Treasure Tracker
- Muncher – Super Mario Bros. 3
- Muth – Super Paper Mario
N
- Needlenose – Super Mario World 2: Yoshi's Island
- Neijī – Super Mario Land 2: 6 Golden Coins
- Nep-Enut – Super Mario World 2: Yoshi's Island
- Ninjerry – Super Paper Mario
- Ninji – Super Mario Bros. 2
- Ninjoe – Super Paper Mario
- Ninjohn – Super Paper Mario
- Nipper Dandelion – Yoshi's Island DS
- Nipper Plant – Super Mario Bros. 3
- Nipper Spore – Super Mario World 2: Yoshi's Island
- Nipper Spore Patch – Yoshi's Woolly World
- Nitpicker – Donkey Kong
- No.48 – Super Mario Land 2: 6 Golden Coins
- Noko Bombette – Super Mario Land 2: 6 Golden Coins
- Nyololin – Super Mario Land
O
P
- Paidan – Wario Land: Super Mario Land 3
- Pale Piranha – Paper Mario: The Thousand-Year Door
- Panser – Super Mario Bros. 2
- Parabeanie – Mario & Luigi: Superstar Saga
- Para-Beetle – Super Mario Bros. 3
- Para-Biddybud – Super Mario 3D Land
- Parabomb – Super Mario World
- Parabuzzy – Paper Mario: The Thousand-Year Door
- Paragloomba – Paper Mario
- Para-Goom – Wario Land 3
- Paragoomba – Super Mario Bros. 3
- Para-Goomba – Mario Clash
- Para-Goomba – Super Mario World
- Paratroopea – Mario & Luigi: Superstar Saga
- PatrolMeow – Super Paper Mario
- Pat the Bat – Hotel Mario
- Pecan – Wario Land: Super Mario Land 3
- Peepa – Super Mario 3D Land
- Peeper – Yoshi's Story
- Peeply – Yoshi's Woolly World
- Penguin – Wario Land II
- Penkoon – Wario Land: Super Mario Land 3
- Penpen – Donkey Kong
- Pestnut – Mario & Luigi: Superstar Saga
- Pestnut – Mario & Luigi: Superstar Saga
- Petal Guy – Super Mario World 2: Yoshi's Island
- Phanto – Super Mario Bros. 2
- Phantom Ember – Paper Mario: The Thousand-Year Door
- Pharaoh Guy – Yoshi's Woolly World
- Pider – Paper Mario: The Thousand-Year Door
- Pidgit – Super Mario Bros. 2
- Pigarithm – Super Paper Mario
- Pikkarikun – Wario Land: Super Mario Land 3
- Pikku – Super Mario Land 2: 6 Golden Coins
- Pile Driver Micro-Goomba – Super Mario Bros. 3
- Pinhead – Super Mario Galaxy 2
- Pinwheel – Wario Land: Super Mario Land 3
- Pionpi – Super Mario Land
- Pipe Fist – Super Mario Land
- Piranhabon – Super Mario Sunshine
- Piranha Creeper – Super Mario 3D World
- Piranha Pest – Yoshi's Story
- Piranha Planet – Mario & Luigi: Partners in Time
- Piranha Plant – Super Mario Bros.
- Piranha Plant – Paper Mario: The Thousand-Year Door
- Piranha Plant Statue – Super Mario Land 2: 6 Golden Coins
- Piranha Sprout – Yoshi's Story
- Piranha Sprout – Captain Toad: Treasure Tracker
- Pirate Goom – Wario Land: Super Mario Land 3
- Pirate Guy – Yoshi's Story
- Piro Dangle – Super Mario World 2: Yoshi's Island
- Piscatory Pete – Super Mario World 2: Yoshi's Island
- Pogo Guy – Yoshi's Story
- Pointey – Yoshi's Island DS
- Poison Cherbil – Super Paper Mario
- Poison Pokey – Paper Mario: The Thousand-Year Door
- Poison Puff – Paper Mario: The Thousand-Year Door
- Pokey – Super Mario Bros. 2
- Pokey – Mario vs. Donkey Kong: Minis March Again!
- Pokey – Paper Mario: Sticker Star
- Pokey – Super Mario World 2: Yoshi's Island
- Pokey Mummy – Paper Mario
- Pokey Pom – Yoshi's Woolly World
- Pokey Sprout – Super Mario Sunshine
- Poltergeist – Luigi's Mansion: Dark Moon
- Polterguy – Mario vs. Donkey Kong
- Pompon Flower – Super Mario Land
- Porcupo – Super Mario Bros. 2
- Porcupuffer – Super Mario World
- Poro – Super Mario Land 2: 6 Golden Coins
- Possessed Armor – Luigi's Mansion: Dark Moon
- Potted Ghost – Yoshi's Island DS
- Pouncer – Wario Land: Super Mario Land 3
- Preying Mantas – Super Mario World 2: Yoshi's Island
- Prickly Piranha Plant – Super Mario Galaxy
- Prongo – Super Mario 3D Land
- Propeller Shy Guy – Yoshi's Story
- Ptooie – Super Mario Bros. 3
- Puffer – Yoshi's Story
- Puffer-Cheep – Mario & Luigi: Superstar Saga
- Punch – Wario Land II
- Pupdozer – Super Mario Galaxy 2
- Purple Fang – Yoshi's New Island
- Purupuru – Donkey Kong
- Putrid Piranha – Paper Mario
- Pyro Guy – Super Mario World 2: Yoshi's Island
R
- Ragumo – Super Mario Land 2: 6 Golden Coins
- Rammerhead – Super Mario 3D World
- RamRam – Mario vs. Donkey Kong
- Rappy – Donkey Kong
- Raven – Super Mario World 2: Yoshi's Island
- Rawbus – Super Paper Mario
- RC Shroober – Mario & Luigi: Partners in Time
- Red Blargg – Super Mario World 2: Yoshi's Island
- Red Blurp – Yoshi's Story
- Red Boo – Super Mario Bros. Deluxe
- 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 Paragoomba – Super Mario Bros. 3
- Red Spike Top – Paper Mario: The Thousand-Year Door
- Rerere – Super Mario Land 2: 6 Golden Coins
- Reversya Cursya – Super Paper Mario
- Rex – Super Mario World
- Rhinestone Goomba – Hotel Mario
- Rhomp – Super Mario Galaxy 2
- Ring Burner – Super Mario 3D World
- Rip Van Fish – Super Mario World
- River Piranha Plant – New Super Mario Bros. Wii
- Robo-Mouse – Wario Land 3
- Robo NO.1 – Donkey Kong
- Robotic Bomb – Luigi's Mansion: Dark Moon
- Rocket Guy – Yoshi's Island DS
- Rocky Wrench – Super Mario Bros. 3
- Rocky Wrench – Super Mario Galaxy
- Roketon – Super Mario Land
- Rokkun – Donkey Kong
- Rooster – Wario Land II
- Roto-disc – Super Mario Land
- Ruffin' Tumble – Yoshi's Woolly World
- Ruffin' Tumble Patch – Yoshi's Woolly World
- Ruff Puff – Paper Mario
S
- 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
- Sairesu – Donkey Kong
- Sammer Guy – Super Paper Mario
- Sand Hand – Wario Land 3
- Sand Pile – Donkey Kong
- Satellite – Super Mario Land 2: 6 Golden Coins
- Sawfish – Wario Land II
- Scaratroopea – Mario & Luigi: Superstar Saga
- Scaredy Rat – New Super Mario Bros. Wii
- Scorchit – Yoshi's Island DS
- Scram – Wario's Woods
- Scubi – Donkey Kong 64
- Scuttlebug – Super Mario 64
- Sea Anenome – Yoshi's Story
- Sea Cactus – Yoshi's Story
- Seedy Pod – Super Mario Sunshine
- Sentinel – Paper Mario
- Sentry Beam – Super Mario Galaxy
- Shady Koopa – Paper Mario: The Thousand-Year Door
- Shady Paratroopa – Paper Mario: The Thousand-Year Door
- Shark – Super Mario Land 2: 6 Golden Coins
- Sharpea – Mario & Luigi: Superstar Saga
- Shellcreeper – Mario Bros.
- Shlorp – Super Paper Mario
- Shlurp – Super Paper Mario
- Shroid – Mario & Luigi: Partners in Time
- Shroob – Mario & Luigi: Partners in Time
- Shrooba Diver – Mario & Luigi: Partners in Time
- Shrooblet – Mario & Luigi: Partners in Time
- Shroob-omb – Mario & Luigi: Partners in Time
- Shroob Rex – Mario & Luigi: Partners in Time
- Shroobsworth – Mario & Luigi: Partners in Time
- Shy Guy – Super Mario Bros. 2
- Shy Guy Ghost – Luigi's Mansion
- Shy Guy Tower – Paper Mario
- Shy Squad – Paper Mario
- Sidestepper – Mario Bros.
- Silky – Wario Land 3
- Silver Chomp – Super Mario Galaxy
- Sir Shovalot – Donkey Kong
- Skeeter – Super Mario 64
- Skeleton – Donkey Kong
- Skeleton Bee – Super Mario Land 2: 6 Golden Coins
- Skeleton Goonie – Super Mario World 2: Yoshi's Island
- Skellobait – Super Paper Mario
- Skellobit – Super Paper Mario
- Skellobomber – Super Paper Mario
- Skellokey – Mario & Luigi: Partners in Time
- Skipsqueak – Super Mario 3D World
- Skull Box – Super Mario World
- Skullcopter – Wario Land II
- Sky-Blue Spiny – Paper Mario: The Thousand-Year Door
- Sky Guy – Paper Mario
- Slammer – Luigi's Mansion: Dark Moon
- Sledge Bro – Super Mario Bros. 3
- Sleeping Spear Guy – Mario vs. Donkey Kong
- Sleepy Boo – Super Mario Sunshine
- Slime Drop – Super Mario World 2: Yoshi's Island
- Slugger – Super Mario World 2: Yoshi's Island
- Sluggy – Super Mario World 2: Yoshi's Island
- Slurple – Super Mario Galaxy
- Small Sammer Guy – Super Paper Mario
- Small Urchin – New Super Mario Bros. 2
- Smeech – Super Mario Galaxy 2
- Smolderin' Stu – Super Mario Sunshine
- Smooch Spider – Yoshi's Woolly World
- Snag-Stitch – Yoshi's Woolly World
- Snailicorn – New Super Mario Bros.
- Snake – Mario Clash
- Snapjaw – Donkey Kong Jr.
- Sneaker – Luigi's Mansion: Dark Moon
- Snifaro – Mario & Luigi: Partners in Time
- Snifit – Super Mario Bros. 2
- Snifit – Mario vs. Donkey Kong: Minis March Again!
- Sniper – Donkey Kong
- Sniper Bill – Mario & Luigi: Superstar Saga
- Snoodle – Super Mario Galaxy 2
- Snoot – Yoshi's Woolly World
- Snooze-A-Koopa – Super Mario Sunshine
- Snoozorb – Mario & Luigi: Partners in Time
- Snow Guy – Yoshi's Story
- Snow Pokey – Super Mario 3D World
- Snow Spike – New Super Mario Bros.
- Snufit – Super Mario 64
- Soarin' Stu – Super Mario Sunshine
- Sobarribad – Super Paper Mario
- Solo Toady – Super Mario World 2: Yoshi's Island
- Soopa Striker – Super Paper Mario
- Soul Bubble – Mario & Luigi: Partners in Time
- Spania – Paper Mario: The Thousand-Year Door
- Spark – Super Mario Bros. 2
- Spear-bot – Wario Land 3
- Spear Guy – Super Mario World 2: Yoshi's Island
- Spearhead – Wario Land 3
- Spider – Luigi's Mansion: Dark Moon
- Spider – Yoshi's Story
- Spike – Super Mario Bros. 3
- Spike Bass – New Super Mario Bros.
- Spiked Fun Guy – Super Mario World 2: Yoshi's Island
- Spiked Goomba – Paper Mario
- Spike Eel – Super Mario 3D Land
- Spike Top – Super Mario World
- Spikey – Super Mario Land 2: 6 Golden Coins
- Spiky Gloomba – Paper Mario
- Spiky Parabuzzy – Paper Mario: The Thousand-Year Door
- Spiky Piranha Plant – Super Mario Galaxy 2
- Spiky Skellobait – Super Paper Mario
- Spiky Skellobit – Super Paper Mario
- Spiky Snifit – Mario & Luigi: Superstar Saga
- Spiky Topman – Super Mario Galaxy
- Spiky Tromp – Super Paper Mario
- Spindel – Super Mario 64
- Spindrift – Super Mario 64
- Spinia – Paper Mario: The Thousand-Year Door
- Spiny – Super Mario Bros.
- Spiny Cheep Cheep – Super Mario Bros. 3
- Spiny Egg – Super Mario Bros.
- Spiny Hermit – Super Mario Galaxy 2
- Spiny Shroopa – Mario & Luigi: Partners in Time
- Spiny Skipsqueak – Super Mario 3D World
- Spiny Tromp – Paper Mario
- Splorch – Super Mario 3D World
- Splounder – Super Mario 3D World
- Splunkin – New Super Mario Bros.
- Spook – Wario's Woods
- Spooky – Super Mario World 2: Yoshi's Island
- Spray Fish – Super Mario World 2: Yoshi's Island
- Spring Topman – Super Mario Galaxy
- Sproing-Oing – Super Paper Mario
- Spud – Wario's Woods
- Spunia – Paper Mario: The Thousand-Year Door
- Spy Guy – Paper Mario
- Squasher – Wario Land 3
- Squeak – Wario's Woods
- Squig – Super Paper Mario
- Squiggler – New Super Mario Bros.
- Squiglet – Super Paper Mario
- Squog – Super Paper Mario
- Squoinker – Super Paper Mario
- Stalking Piranha Plant – New Super Mario Bros. Wii
- Starbag – Super Mario Galaxy
- Starfish – Super Princess Peach
- Starkiss – Mario & Luigi: Superstar Saga
- Stilt Guy – Super Mario World 2: Yoshi's Island
- Stingby – Super Mario 3D Land
- Stompin' Chomp – Yoshi's Island DS
- Stone Buzzy – Super Paper Mario
- Stone Spike – New Super Mario Bros. Wii
- Stretch) – Super Mario Bros. 3
- Stretch – Super Mario World 2: Yoshi's Island
- Strollin' Stu – Super Mario Sunshine
- Strong Gobber – Luigi's Mansion: Dark Moon
- Strong Greenie – Luigi's Mansion: Dark Moon
- Strong Hider – Luigi's Mansion: Dark Moon
- Strong Slammer – Luigi's Mansion: Dark Moon
- Strong Sneaker – Luigi's Mansion: Dark Moon
- Submarine Guy – Yoshi's Story
- Sukōpī – Donkey Kong
- Sumo Bro – Super Mario World
- Super Big Tap-Tap – Yoshi's Island DS
- Super Fly – Mario & Luigi: Superstar Saga
- Super Koopa – Super Mario World
- Super Thwomp – New Super Mario Bros.
- Support Shroob – Mario & Luigi: Partners in Time
- SurpriseMeow – Super Paper Mario
- Sushi – Super Mario 64
- Sutāzu – Super Mario Land 2: 6 Golden Coins
- Suu – Super Mario Land
- Swampire – Paper Mario: The Thousand-Year Door
- Swaphopper – Super Mario Galaxy 2
- Swipin' Stu – Super Mario Sunshine
- Swoop – Super Mario World
- Swoopula – Paper Mario
- Sworm – Mario & Luigi: Superstar Saga
T
- Tail Bob-omb – Super Mario 3D Land
- Tail Boo – Super Mario 3D Land
- Tail Bullet Bill – Super Mario 3D Land
- Tail Goomba – Super Mario 3D Land
- Tail Thwomp – Super Mario 3D Land
- Tamara – Super Mario Land 2: 6 Golden Coins
- Tanoomba – Mario & Luigi: Superstar Saga
- Tap-Tap – Super Mario World 2: Yoshi's Island
- Tashrooba – Mario & Luigi: Partners in Time
- Tech Cursya – Super Paper Mario
- Teehee Butterfly – Yoshi's Story
- Terekuribō – Super Mario Land 2: 6 Golden Coins
- Teruteru – Wario Land 3
- Thorn-Ball – Virtual Boy Wario Land
- Thorny – Mario Clash
- Thorny Flower – Super Mario Galaxy
- Thunder Lakitu – Super Mario World 2: Yoshi's Island
- Thwack – Mario & Luigi: Partners in Time
- Thwack Totem – Mario & Luigi: Partners in Time
- Thwimp – Super Mario World
- Thwomp – Super Mario Bros. 3
- Thwomp Block – Donkey Kong
- Tileoid B – Super Paper Mario
- Tileoid G – Super Paper Mario
- Tileoid R – Super Paper Mario
- Tileoid Y – Super Paper Mario
- Time Bob-omb – Mario & Luigi: Superstar Saga
- Tododesu – Donkey Kong
- Togemaru – Wario Land: Super Mario Land 3
- Togemen – Wario Land II
- Tokotoko – Super Mario Land
- Toober Guy – Yoshi's Island DS
- Toopa Striker – Super Paper Mario
- Topmini – Super Mario Galaxy
- Torion – Super Mario Land
- Toriuo – Super Mario Land 2: 6 Golden Coins
- Torpedo Ted – Super Mario World
- Tōsenbo – Super Mario Land 2: 6 Golden Coins
- Tox Box – Super Mario 64
- Train Bandit – Super Mario World 2: Yoshi's Island
- Tree Bug – Wario Land 3
- Troopea – Mario & Luigi: Superstar Saga
- Trouter – Super Mario Bros. 2
- Tsubōn – Mario & Wario
- Tsuriuo – Wario Land II
- Tsutanōmen – Donkey Kong
- Tub-O-Troopa – Super Mario RPG: Legend of the Seven Stars
- Tweester – Super Mario Bros. 3
- Tweeter – Super Mario Bros. 2
- Twirlip – Super Mario Galaxy 2
- Ty-Foo – Super Mario 3D World
U
V
W
- Walking Turnip – Mario's Time Machine
- Walleye – Super Mario 3D World
- Wall Lakitu – Super Mario World 2: Yoshi's Island
- Wallop – Super Mario 3D Land
- Walruss – Super Princess Peach
- Wanderin' Goom – Wario Land: Super Mario Land 3
- Warpid – Super Paper Mario
- Watch – Wario Land: Super Mario Land 3
- Water Hand – Wario Land 3
- Water Shooter – Super Mario Galaxy
- Webber – Wario Land 3
- Whirly Fly Guy – Super Mario World 2: Yoshi's Island
- White Clubba – Paper Mario
- White Magikoopa – Paper Mario
- White Puff – Wario Land: Super Mario Land 3
- Whimp – Super Mario Galaxy 2
- Whomp – Super Mario 64
- Wiggler – Super Mario World
- Wik – Yoshi's Woolly World
- Wild Ptooie Piranha – Super Mario World 2: Yoshi's Island
- Windbag – Yoshi's Island DS
- Wind Spirit – Super Mario Sunshine
- Winged Anvil – Yoshi's Safari
- Winged Goomba – Super Mario World
- Wire Trap – Super Mario Sunshine
- Wizard – Wario Land II
- Wizzerd – Paper Mario: The Thousand-Year Door
- Wonder Thwack – Mario & Luigi: Partners in Time
- Woollet Bill – Yoshi's Woolly World
- Woozy Guy – Super Mario World 2: Yoshi's Island
- Wrackle – Super Paper Mario
X
Y
- Yaburiki – Wario Land: Super Mario Land 3
- Yadorā – Wario Land: Super Mario Land 3
- Yarikuri Obake – Wario Land: Super Mario Land 3
- Yellow Magiblot – Super Paper Mario
- Yellow Magikoopa – Paper Mario
- Yo Bro – Mario & Luigi: Superstar Saga
- Yukimaru – Wario Land II
- Yurarin – Super Mario Land
- Yurarin Boo – Super Mario Land
- Yux – Paper Mario: The Thousand-Year Door