List of enemies
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Frankly, the Mario franchise wouldn't be what it is today without all the evil, greedy, funny, wild and sometimes downright strange enemies that make problems for Mario and his allies. After all, what is a hero without a villain? From ???? to Zombie Shroom, it's all here!
Also see the bosses page.
#
A
- Aero – Super Mario RPG: Legend of the Seven Stars
- 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) – Wario Land II
- Albatoss – Super Mario Bros. 2
- Alley Rat – Super Mario RPG: Legend of the Seven Stars
- Amanita – Super Mario RPG: Legend of the Seven Stars
- Amazing Flyin' Hammer Bro. – Super Mario World
- Amazy Dayzee – Paper Mario
- Ameboid – Super Mario RPG: Legend of the Seven Stars
- Amp – Super Mario 64
- Amphibigun – Wario: Master of Disguise
- Anenome – Yoshi's Story
- Angler Mangler – Wario World
- Angry Spear-Mask – Wario Land 4
- Angry Star – Super Mario Land 2: 6 Golden Coins
- Angry Sun – Super Mario Bros. 3
- Ankiron – Wario World
- Ankoopa – Mario & Luigi: Superstar Saga
- Ant – Super Mario Land 2: 6 Golden Coins
- Anuboo – Mario & Luigi: Superstar Saga
- Ape – Wario Land II
- Appleby – Wario Land 3
- Apprentice – Super Mario RPG: Legend of the Seven Stars
- Aqua Lakitu – Super Mario World 2: Yoshi's Island
- Arachne – Super Mario RPG: Legend of the Seven Stars
- Arantula – Paper Mario: The Thousand-Year Door
- Armadillo – Donkey Kong (Game Boy)
- Armor – Donkey Kong (Game Boy)
- Artichoker – Super Mario RPG: Legend of the Seven Stars
- Attacky Sack – Yoshi's Story
B
- Baby Blooper – Super Mario Bros. 3
- Baby Bowser – Super Mario World 2: Yoshi's Island
- Baby Bowser's Pet – Yoshi's Story
- 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.
- Bandinero – Wario Land: Shake It!
- Bandit – Super Mario World 2: Yoshi's Island
- Banzai Bill – Super Mario World
- Barbecue Guy – Yoshi's Story
- Barney Bubble – Super Mario World 2: Yoshi's Island
- Baron Brrr – Super Mario Galaxy
- Baron von Zeppelin – Super Mario World 2: Yoshi's Island
- Barribad – Super Paper Mario
- Barrel Buster – Wario World
- Bat – Donkey Kong (Game Boy)
- Bat (ghost) – Luigi's Mansion
- Batadon – Super Mario Land
- Battle Beetle – Super Mario Land 2: 6 Golden Coins
- Battle Salmon – Wario: Master of Disguise
- Bazooka Ant – 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
- Bee – Yoshi's Story
- Bee (Wario Land II) – Wario Land II
- Bee Larva – Super Mario Land 2: 6 Golden Coins
- Bee'zerk – Super Mario Land 2: 6 Golden Coins
- Beehoss – Mario & Luigi: Bowser's Inside Story
- Beepboxer – Super Paper Mario
- Beezley – Wario Land 4
- 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
- Biffidus – Mario & Luigi: Bowser's Inside Story
- Big & Little Boo – Yoshi's Story
- Big Bandit – Paper Mario: The Thousand-Year Door
- Big Bertha – Super Mario Bros. 3
- Big Blooper – Super Paper Mario
- Big Bob-omb – Super Mario 64
- Big Bone-Fist – Wario World
- Big Boo – Super Mario World
- Big Boo, The – Super Mario RPG: Legend of the Seven Stars
- Big Bully – Super Mario 64
- Big Chain Chomp – Super Princess Peach
- Big Fly – Mario Paint
- Big Lantern Ghost – Paper Mario
- Big Mr. I – Super Mario 64
- Big Sammer Guy – Super Paper Mario
- Big Scorper – Wario World
- BigMeow – Super Paper Mario
- Biokinton – Super Mario Land
- Bird (Wario Land) – Wario Land II
- Birdo – Super Mario Bros. 2
- Birdo (species) – Super Mario Bros. 2
- Birdy – Super Mario RPG: Legend of the Seven Stars
- Biting Bullet Bill – Yoshi's Island: Super Mario Advance 3
- Bittacuda – Super Paper Mario
- Black Boo – Super Mario Bros. Deluxe
- Black Bogmire – Luigi's Mansion
- Black Shy Guy – Yoshi's Story
- Blamses – Wario: Master of Disguise
- Blargg – Super Mario World
- Blastboxer – Super Paper Mario
- Blazing Shroob – Mario & Luigi: Partners in Time
- Blindfold Boo – Yoshi's Story
- Blizzard Midbus – Mario & Luigi: Bowser's Inside Story
- Blizzaurus – Super Princess Peach
- Blockhopper – New Super Mario Bros.
- Blomeba – Mario & Luigi: Bowser's Inside Story
- Blooper Nanny – Super Mario Bros. 3
- Blow Globe – Wario: Master of Disguise
- Blue Blaze – Luigi's Mansion
- Blow Hard – Super Mario World 2: Yoshi's Island
- Blowtorch Guy – Mario vs. Donkey Kong
- Blue Magiblot – Super Paper Mario
- Blue Mouse – Luigi's Mansion
- Blue Twirler – Luigi's Mansion
- Blurp – Super Mario World
- Blurp (Yoshi's Story) – Yoshi's Story
- Bob-omb – Super Mario Bros. 2
- Bob-ulk – Paper Mario: The Thousand-Year Door
- Bogmire – Luigi's Mansion
- Boing-Oing – Super Paper Mario
- Bombat – Wario: Master of Disguise
- Bomberman (character) – Wario Blast: Featuring Bomberman!
- Bomberman (species) – Wario Blast: Featuring Bomberman!
- Bomb (species) – Mario Hoops 3-on-3
- Bomb Boo – Super Mario Galaxy
- Bomb Fish – Mario vs. Donkey Kong 2: March of the Minis
- Bomb Fly – Mario Paint
- Big Fly – Mario Paint
- Bomb-Car – Mario Kart: Double Dash!!
- Bone Dragon – Yoshi's Story
- Bone Thwomp – Mario & Luigi: Bowser's Inside Story
- Bonechill – Super Paper Mario
- Boneheads – WarioWare, Inc.: Minigame Mania
- 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 Swarm – Super Mario World
- Boo Buddy Snake – Super Mario World
- Boo Guy – Super Mario World 2: Yoshi's Island
- Boo Man Bluff – Super Mario World 2: Yoshi's Island
- 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) – Super Mario RPG: Legend of the Seven Stars
- Boomerang Bro. – Super Mario Bros. 3
- Boomerang Bro. (Mario & Luigi: Superstar Saga) – Mario & Luigi: Superstar Saga
- Booster – Super Mario RPG: Legend of the Seven Stars
- Bopping Toady – Super Mario Land 2: 6 Golden Coins
- Borp – Mario & Luigi: Bowser's Inside Story
- Boss Bass – Super Mario Bros. 3
- Bouncing Bullet Bill – Super Mario World 2: Yoshi's Island
- Bouldergeist – Super Mario Galaxy
- Bow Balloon – Wario Land 4
- Bowbow – Donkey Kong (Game Boy)
- Bowletta – Mario & Luigi: Superstar Saga
- Bowling Ghost – Luigi's Mansion
- Bowling Goonie – Super Mario World 2: Yoshi's Island
- Bowser – Super Mario Bros.
- Bowser Jr. – Super Mario Sunshine
- Bowser's Castle – Mario & Luigi: Bowser's Inside Story
- Bowser??? – Paper Mario
- Bowyer – Super Mario RPG: Legend of the Seven Stars
- Bramball – New Super Mario Bros. Wii
- Brick Monster – Mario vs. Donkey Kong
- Brier – Yoshi Touch & Go
- Brobot – Super Paper Mario
- Brobot L-Type – Super Paper Mario
- Broggy – Mario & Luigi: Bowser's Inside Story
- Broom – Super Mario Land 2: 6 Golden Coins
- Broozer – New Super Mario Bros.
- Brrr Bear – Wario Land 3
- Bub (species) – Super Mario 64
- Bubba – Super Mario 64
- Bubble Blooper – Mario & Luigi: Bowser's Inside Story
- Bubble Dayzee – Super Mario World 2: Yoshi's Island
- Buccanero – Wario Land: Shake It!
- Bucket Head – Wario Land: Super Mario Land 3
- Buffy the Dolphin – Wario: Master of Disguise
- Bugaboom – Super Mario Galaxy
- Bulber – New Super Mario Bros. Wii
- Bulky Bob-omb – Paper Mario: The Thousand-Year Door
- Bullet Bill – Super Mario Bros.
- Bully – Super Mario 64
- Bully – Mario & Luigi: Partners in Time
- Bumbleprod – Wario Land: Shake It!
- Bumbler – Mario Pinball Land
- Bumpty – Super Mario World 2: Yoshi's Island
- Bunbun – Super Mario Land
- Bundt – Super Mario RPG: Legend of the Seven Stars
- Bungee Bud – Yoshi's Island DS
- Bungee Piranha – Yoshi's Island DS
- Burt – Super Mario World 2: Yoshi's Island
- Burt the Bashful – Super Mario World 2: Yoshi's Island
- Buster Beetle – Super Mario Bros. 3
- Butatabi – Wario Land 4
- Buzzar – Paper Mario
- Buzzy Beetle – Super Mario Bros. 3
- Bwomp – Super Mario Land 2: 6 Golden Coins
- Bzzap! – Paper Mario
- Bē – Super Mario Land 2: 6 Golden Coins
C
- Cactus Jack – Super Mario World 2: Yoshi's Island
- Cage Beast – Wario World
- Caged Ghost – Super Mario World 2: Yoshi's Island
- Calm Amazing Flyin' Hammer Bro. – Super Princess Peach
- Calm Cannon – Super Princess Peach
- Calm Chain Chomp – Super Princess Peach
- Calm Fishin' 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
- Candle – Super Paper Mario
- Cannoli Clan, The – Wario: Master of Disguise
- Cannon Pig – Super Mario Land 2: 6 Golden Coins
- Captain Syrup – Wario Land: Super Mario Land 3
- Capture Kong – Mario vs. Donkey Kong 2: March of the Minis
- Carlton – Wario's Woods
- Carpaccio – Wario: Master of Disguise
- Cataquack – Super Mario Sunshine
- Catbat – Wario Land 4
- Cave Master – Wario Land II
- Ceiling Surprise – Luigi's Mansion
- Centipede – Yoshi's Story
- Chain Chawful – Mario & Luigi: Bowser's Inside Story
- Chain Chomp – Super Mario Bros. 3
- Chain Chomplet – Super Mario Sunshine
- 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.
- Chef Torte – Super Mario RPG: Legend of the Seven Stars
- Chef Torte's Apprentice – Super Mario RPG: Legend of the Seven Stars
- Cherbil – Super Paper Mario
- Chester – Super Mario RPG: Legend of the Seven Stars
- Chibibo – Super Mario Land
- Chicken – Super Mario Land
- Chicken Duck – Wario Land: Super Mario Land 3
- Chief Chilly – Super Mario 64 DS
- Chikako – Super Mario Land
- Chill Bully – Super Mario 64
- Chomp – Super Mario World 2: Yoshi's Island
- Chomp Bro. – Mario & Luigi: Superstar Saga
- Chomp Pup – Super Mario Galaxy
- Chomp Shark – Super Mario World 2: Yoshi's Island
- Chompy – Paper Mario
- 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
- Chuckolator – 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
- Clam – Yoshi's Story
- Clawdaddy – Super Mario World 2: Yoshi's Island
- Clawgrip – Super Mario Bros. 2
- Cleft – Paper Mario
- Cleftor – Paper Mario
- Clerk – Super Mario RPG: Legend of the Seven Stars
- Climbing Koopa – Super Mario World
- Cloaker – Super Mario RPG: Legend of the Seven Stars
- Clockwork Soldiers – Luigi's Mansion
- Cloud Drop – Super Mario World 2: Yoshi's Island
- Clown-a-Round – Wario World
- Clubba – Paper Mario
- Clubosaur – Wario World
- Cluckboom – Super Mario Galaxy
- Clumph – Mario & Luigi: Superstar Saga
- Coalbit – Mario & Luigi: Bowser's Inside Story
- Cobra – Wario World
- Cobrat – Super Mario Bros. 2
- Coconutter – Mario & Luigi: Partners in Time
- Coin Bandit – Super Mario World 2: Yoshi's Island
- Colossal Koopa Paratroopa – Super Mario Bros. 3
- ComBat – Yoshi's Story
- Commander Shroob – Mario & Luigi: Partners in Time
- Cook – Wario Land II
- Coo Coo – Super Mario Sunshine
- Cool Kong – Mario vs. Donkey Kong 2: March of the Minis
- Cooligan – New Super Mario Bros. Wii
- Copta – Super Paper Mario
- Cortez – Paper Mario: The Thousand-Year Door
- Cosmic Clone – Super Mario Galaxy 2
- Count Bleck – Super Paper Mario
- Count Cannoli – Wario: Master of Disguise
- Count Down – Super Mario RPG: Legend of the Seven Stars
- Count Richtertoffen – Wario Land 3
- Cowfish – Super Mario Land 2: 6 Golden Coins
- Crab – Mario Bros.
- Crabber – Super Mario Galaxy
- Crabble – Yoshi's Island DS
- Crackpot – Wario Land: Shake It!
- Cractyl – Wario World
- Crash Kong – Mario vs. Donkey Kong 2: March of the Minis
- Craw-Daddy – Paper Mario: The Thousand-Year Door
- Crawful – Mario & Luigi: Bowser's Inside Story
- Crazee Dayzee – Super Mario World 2: Yoshi's Island
- King Croacus IV – Super Paper Mario
- Croco – Super Mario RPG: Legend of the Seven Stars
- Crowber – New Super Mario Bros.
- Crusher Blargg – Yoshi's Island DS
- Crystal Creature – Wario World
- Crystal Entity – Wario World
- Crystal King – Paper Mario
- Culex – Super Mario RPG: Legend of the Seven Stars
- Cursya – Super Paper Mario
- Cyborca – Wario: Master of Disguise
- Cyclops – Super Mario Land 2: 6 Golden Coins
- Cymbal Bush – Paper Mario
- Czar Dragon – Super Mario RPG: Legend of the Seven Stars
D
- D-Bat – Wario Land II
- DaVincheese – Wario: Master of Disguise
- Dancing Spear Guy – Super Mario World 2: Yoshi's Island
- Dangerous Duck – Wario Land: Super Mario Land 3
- Dangling Ghost – Super Mario World 2: Yoshi's Island
- Dark Barribad – Super Paper Mario
- Dark Bones – Paper Mario: The Thousand-Year Door
- 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 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 Fawful Guy – Mario & Luigi: Bowser's Inside Story
- 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: The Thousand-Year Door
- Dark Koopa (Super Paper Mario) – Super Paper Mario
- Dark Koopatrol – Paper Mario: The Thousand-Year Door
- Dark Koopatrol (Super Paper Mario) – Super Paper Mario
- Dark Longator – Super Paper Mario
- Dark Magiblot – Super Paper Mario
- Dark Magikoopa – Super Paper Mario
- Dark Mechawful – Mario & Luigi: Bowser's Inside Story
- Dark Mechawful.5 – Mario & Luigi: Bowser's Inside Story
- Dark Megabite – Super Paper Mario
- Dark Muth – Super Paper Mario
- Dark Ninjoe – Super Paper Mario
- Dark Paragoomba – 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 Satellmite – Mario & Luigi: Bowser's Inside Story
- 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 Star – Mario & Luigi: Bowser's Inside Story
- Dark Stone Buzzy – Super Paper Mario
- Dark Striker – Super Paper Mario
- Dark Tech Cursya – Super Paper Mario
- Dark Tileoid – Super Paper Mario
- Dark Trashure – Mario & Luigi: Bowser's Inside Story
- Dark Wizzerd – Paper Mario: The Thousand-Year Door
- Dave – Wario: Master of Disguise
- Debidebi – Wario Land: Super Mario Land 3
- Debull – Yoshi's Island DS
- Deep-Cheep – New Super Mario Bros.
- Denden – Wario Land 4
- Diamond Troll – WarioWare: Twisted!
- Dice – Wario Land 4
- Digga – Super Mario Galaxy 2
- Dimentio – Super Paper Mario
- Ding-A-Ling – Super Mario RPG: Legend of the Seven Stars
- Dino Piranha – Super Mario Galaxy
- Dino Rhino – Super Mario World
- Dino-Torch – Super Mario World
- Dinosaurs, The – WarioWare: Twisted!
- Director – Super Mario RPG: Legend of the Seven Stars
- Disappearing Boo Buddies – Super Mario World
- Diver – Donkey Kong (Game Boy)
- Dizzy Dandy – Super Mario World 2: Yoshi's Island
- 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 (game)
- Doopliss – Paper Mario: The Thousand-Year Door
- Door Spirit – Wario World
- Doppel – Super Mario RPG: Legend of the Seven Stars
- Dotty – Donkey Kong (Game Boy)
- Doughnuteer – Wario Land 3
- Dovo – Wario's Woods
- Do-Drop – Yoshi's Story
- Dr. Freezegood – Super Mario World 2: Yoshi's Island
- Dr. Shroob – Mario & Luigi: Partners in Time
- Draculad – Super Mario Land 2: 6 Golden Coins
- Dragohoho – Mario & Luigi: Superstar Saga
- Dragonfly (Mario Paint) – Mario Paint
- Dragonfly (species) – Super Mario RPG: Legend of the Seven Stars
- Dragonzamasu – Super Mario Land
- Drill Bit – Super Mario RPG: Legend of the Seven Stars
- Drill Mole – Super Mario Land 2: 6 Golden Coins
- Drillbit Crab – Mario & Luigi: Bowser's Inside Story
- Drool Hard – Yoshi's Island DS
- Dropper – Wario Land: Super Mario Land 3
- Dry Bones – Super Mario Bros. 3
- Dry Bones (Teehee Valley) – Mario & Luigi: Superstar Saga
- Dudim Phreykunoutonthis – Super Mario World 2: Yoshi's Island
- Dry Bowser – New Super Mario Bros.
- Dull Bones – Paper Mario: The Thousand-Year Door
- Duplighost – Paper Mario
- Durmite – Mario & Luigi: Bowser's Inside Story
E
- Edibilis Boringus – Super Mario World 2: Yoshi's Island
- Eeker – Mario & Luigi: Superstar Saga
- Eeligon – Super Paper Mario
- Eel (Wario Land II) – Wario Land II
- Eerie – Super Mario World
- Eggbert – Super Mario RPG: Legend of the Seven Stars
- Egghead – Super Mario Land 2: 6 Golden Coins
- Egg-Enut – Yoshi's Island DS
- Eggo-Dil – Super Mario World 2: Yoshi's Island
- Eggplant Man – Wrecking Crew
- Eggplant Warrior – Wario Land 4
- Elasto-Piranha – Mario & Luigi: Partners in Time
- Electricity Shooter – Super Mario Galaxy 2
- Electro Blooper – Paper Mario
- Electro-Koopa – Super Mario Sunshine
- Elephant – Wario World
- Elephant Ogre – WarioWare: Smooth Moves
- Elite Boom Guy – Mario & Luigi: Partners in Time
- Elite Goombule – Mario & Luigi: Bowser's Inside Story
- 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: The Thousand-Year Door
- Enigma – Super Mario RPG: Legend of the Seven Stars
- Evil Coin – Hotel Mario
- Exor – Super Mario RPG: Legend of the Seven Stars
- Eyerok – Super Mario 64
F
- Factory Chief – Super Mario RPG: Legend of the Seven Stars
- False Bowser – Super Mario Bros.
- False Wario – Wario's Woods
- Fang – Super Mario World 2: Yoshi's Island
- Fattington – Wario World
- Fat Guy – Super Mario World 2: Yoshi's Island
- Fautso – Super Mario RPG: Legend of the Seven Stars
- Fawflant – Mario & Luigi: Bowser's Inside Story
- Fawflopper – Mario & Luigi: Bowser's Inside Story
- Fawful Guy – Mario & Luigi: Bowser's Inside Story
- Fawfulcopter – Mario & Luigi: Bowser's Inside Story
- Fighter Fly – Mario Bros.
- Fink Flower – Super Mario RPG: Legend of the Seven Stars
- Fire – Donkey Kong (game)
- Fire Bro. – Super Mario Bros. 3
- Fire Chomp – Super Mario Bros. 3
- Fire Robota – Wario Land 3
- Fire Shooter – Super Mario Galaxy
- Fire Snake – Super Mario Bros. 3
- Fire Snake (Wario Land 3) – Wario Land 3
- Fireball (Mario Bros.) – Mario Bros.
- Fish (Donkey Kong) – Donkey Kong (Game Boy)
- Fishbone – Super Mario World
- Fishin' Boo – Super Mario World
- Fishin' Lakitu – Super Mario World
- Fizzlit – Super Mario Galaxy 2
- Flame (Wario Land II) – Wario Land II
- Flaptack – Super Mario Galaxy 2
- Flash – Luigi's Mansion
- Fleeper – Yoshi's Island DS
- Flifit – Mario & Luigi: Bowser's Inside Story
- Flightless Goonie – Super Mario World 2: Yoshi's Island
- Flightless Skeleton Goonie – Super Mario World 2: Yoshi's Island
- Flipbug – Super Mario Galaxy
- Flipsting – Wario Land: Shake It!
- Floating Bandinero – Wario Land: Shake It!
- Floro Cragnien – Super Paper Mario
- Floro Sapien – Super Paper Mario
- Flower Fuzzy – Paper Mario: The Thousand-Year Door
- Fluffy the Dolphin – Wario: Master of Disguise
- Flurry – Super Mario Bros. 2
- Flutter – Super Mario World 2: Yoshi's Island
- Fly Fish – Super Mario Land 2: 6 Golden Coins
- Fly Guy – Super Mario World 2: Yoshi's Island
- Fly Snifit – Yoshi Touch & Go
- Flying Fish – Luigi's Mansion
- Flying Fish (Wario Land II) – Wario Land II
- Flying Shy Guy – Yoshi's Story
- Flying Spade – Wario World
- Foo – New Super Mario Bros. Wii
- Foreman Spike – Wrecking Crew
- Forest Fuzzy – Paper Mario
- Forkies – Super Mario RPG: Legend of the Seven Stars
- Foton – Super Paper Mario
- Foxfire – Donkey Kong (game)
- Frackle – Super Paper Mario
- Freezie – Mario Bros.
- Frog – Yoshi's Story
- Frog Pirate – Super Mario World 2: Yoshi's Island
- Frogog – Super Mario RPG: Legend of the Seven Stars
- Frost Piranha – Paper Mario
- Fuzz – Wario's Woods
- Fuzzbush – Mario & Luigi: Superstar Saga
- Fuzzy (Super Mario World 2: Yoshi's Island) – Super Mario World 2: Yoshi's Island
- Fuzzy – Super Mario World
- Fuzzy Horde – Paper Mario: The Thousand-Year Door
- Fuzzy Wiggler – Yoshi's Story
- Fwoosh – Super Mario 64
G
- Galley Cat – Wario: Master of Disguise
- Galrog – Wario's Woods
- Ganchan – Super Mario Land
- Gao – Super Mario Land
- Garbage Can Ghost – Luigi's Mansion
- Gargantua Blargg – Super Mario World 2: Yoshi's Island
- Gargantua Koopa Troopa – Super Mario Bros. 3
- Gary (Goomba) – Super Paper Mario
- Gaugau – Wario Land: Super Mario Land 3
- Gawbus – Super Paper Mario
- Geckit – Super Mario RPG: Legend of the Seven Stars
- Gecko – Super Mario RPG: Legend of the Seven Stars
- Georgette Jelly – Super Mario World 2: Yoshi's Island
- Ghost (Wario Land II enemy) – Wario Land II
- Ghost Piranha – Yoshi's Island DS
- Ghoul Guy – Mario & Luigi: Partners in Time
- Ghoul Shroom – Super Paper Mario
- Giant Bee – Wario Land II
- Giant Gloved Fist – Super Mario Land 2: 6 Golden Coins
- Giant Spear Man – Wario Land II
- Giant Stu – Super Mario Sunshine
- Gigabite – Super Paper Mario
- 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
- Glam Lakitu – Mario & Luigi: Bowser's Inside Story
- Glide Guy – Yoshi's Island DS
- Gloomba – Paper Mario
- Glorpedo – Super Mario Sunshine
- Glum Reaper – Super Mario RPG: Legend of the Seven Stars
- Glurp – Mario & Luigi: Superstar Saga
- Gnarantula – Mario & Luigi: Partners in Time
- Gnat – Mario Paint
- Gnaw – Super Paper Mario
- Gnip – Super Paper Mario
- Gobblin – Yoshi's Island DS
- Goboten – Wario Land: Super Mario Land 3
- Goggley-Blade – Wario Land 4
- Gold Beanie – Mario & Luigi: Superstar Saga
- Gold Bowser Statue – Super Mario World
- Gold Ghost – Luigi's Mansion
- Gold Mouse – Luigi's Mansion
- Gold Koopeleon – Mario & Luigi: Partners in Time
- Golden Chomp – Super Mario Galaxy
- Golem – Donkey Kong (Game Boy)
- Gooey – Wario: Master of Disguise
- Gooey Goon – Yoshi's Island DS
- Goomba – Super Mario Bros.
- Goomba (Super Mario World) – Super Mario World
- Goombette – Super Mario RPG: Legend of the Seven Stars
- Goombule – Mario & Luigi: Bowser's Inside Story
- Goomdiver – Mario & Luigi: Superstar Saga
- Goonie – Super Mario World 2: Yoshi's Island
- Gooper Blooper – Super Mario Sunshine
- Gorgon – Super Mario RPG: Legend of the Seven Stars
- Gotcha Wrench – Wrecking Crew
- Goura – Wario's Woods
- Grab-bot – Wario Land 3
- Grabbing Ghost – Luigi's Mansion
- Grand Goomba – Super Mario Bros. 3
- Gray Magikoopa – Paper Mario
- Greaper – Super Mario RPG: Legend of the Seven Stars
- Green Boo – Super Mario Bros. Deluxe
- Green Fuzzy – Paper Mario: The Thousand-Year Door
- Green Glove – Super Mario World 2: Yoshi's Island
- Green Magikoopa – Paper Mario
- Green Shell – Yoshi's Safari
- Grim Leecher – Super Mario World 2: Yoshi's Island
- Grindel – Super Mario 64
- Grinder (species) – Super Mario World 2: Yoshi's Island
- Gringill – Super Mario Galaxy
- Gritty Goomba – Mario & Luigi: Superstar Saga
- Grodus X – Paper Mario: The Thousand-Year Door
- 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) – Wario Land II
- Guard Door – Paper Mario
- Guardian Shroob – Mario & Luigi: Partners in Time
- Guerilla – Super Mario RPG: Legend of the Seven Stars
- Gugi – Wario Land II
- Gulpit – Paper Mario
- Gummit – Super Mario Galaxy 2
- Gunion – Super Mario Land
- Gunner Guy – Mario & Luigi: Superstar Saga
- Guragura – Wario Land: Super Mario Land 3
- Gusty – Super Mario World 2: Yoshi's Island
H
- Hammer Bro. – Super Mario Bros.
- Hammer-bot – Wario Land 3
- Handfake – Mario & Luigi: Partners in Time
- Hanging Blow Hard – Yoshi's Island DS
- Haridama – Wario Land 3
- Harimen – Wario Land 4
- Harimenzetto – Wario Land 4
- Harley Quin – Wario's Woods
- Harrassimentia Phlyoverus – Super Mario World 2: Yoshi's Island
- Harry Hedgehog – Super Mario World 2: Yoshi's Island
- 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
- Hedgehog – Donkey Kong (Game Boy)
- Helio – Super Mario RPG: Legend of the Seven Stars
- Helmut – Wario Land: Super Mario Land 3
- Henry and Orville – Luigi's Mansion
- Hippopo – Super Mario RPG: Legend of the Seven Stars
- Hiyoihoi – Super Mario Land
- Hobgoblin – Super Mario RPG: Legend of the Seven Stars
- Hogarithm – Super Paper Mario
- Hoggus – Wario Land 4
- Honen – Super Mario Land
- Hoo – Super Princess Peach
- Hooligon – Super Paper Mario
- Hoopster – Super Mario Bros. 2
- Hootie the Blue Fish – Super Mario World 2: Yoshi's Island
- Horkus Porkus – Wario: Master of Disguise
- Hot Foot – Super Mario Bros. 3
- Hot Lips – Super Mario World 2: Yoshi's Island
- Hothead – Super Mario World
- Huckit Crab – New Super Mario Bros. Wii
- Huge Paragoomba – Super Mario Galaxy 2
- 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: The Thousand-Year Door
- Hyper Spiky Goomba – Paper Mario: The Thousand-Year Door
I
- Ice Bro. – New Super Mario Bros. Wii
- Ice Cherbil – Super Paper Mario
- Ice Puff – Paper Mario: The Thousand-Year Door
- Ice Snifit – Mario & Luigi: Superstar Saga
- Icicle Mite – Wario World
- Ick Worm – Yoshi's Story
- Iggy Koopa – Super Mario Bros. 3
- Imomushi – Wario Land 4
- Inamazu – Wario Land II
- Intern Shroob – Mario & Luigi: Partners in Time
- Invisighoul – Yoshi's Island DS
- Iron Cleft – Paper Mario: The Thousand-Year Door
- Iwao – Wario Land 4
J
- Jack O' Goomba – Super Mario Galaxy
- Jack the Knife – Wario: Master of Disguise
- Jailgoon – Mario & Luigi: Bowser's Inside Story
- Jarvis – Luigi's Mansion
- Jaw – Super Mario Land 2: 6 Golden Coins
- Jawbus – Super Paper Mario
- Jawful – Super Mario RPG: Legend of the Seven Stars
- Jean de Fillet – Super Mario World 2: Yoshi's Island
- Jelectro – Super Mario Bros. 3
- Jellien – Super Paper Mario
- Jellopus – Wario Land: Shake It!
- Jelly Ghost – Yoshi's Story
- Jellybob – Wario Land 3
- Jellyfish – Yoshi's Story
- Jellybeam – New Super Mario Bros. Wii
- Jester – Super Mario RPG: Legend of the Seven Stars
- Jetpack Guy – Mario vs. Donkey Kong 2: March of the Minis
- Jinx Clone – Super Mario RPG: Legend of the Seven Stars
- Johnson (Koopa) – Super Paper Mario
- Johnson (X-Naut) – Paper Mario: The Thousand-Year Door
- Jojora's Friends – Mario & Luigi: Superstar Saga
- Jumping Blooper – Super Mario Sunshine
- Jumping Jack – Super Mario Land 2: 6 Golden Coins
- Jumping Piranha Plant – Super Mario World
- Jungle Fuzzy – Paper Mario
- Junker Can – Mario & Luigi: Bowser's Inside Story
K
- K-9 – Super Mario RPG: Legend of the Seven Stars
- K9 Cannon – Wario: Master of Disguise
- KP Koopa – Paper Mario: The Thousand-Year Door
- KP Koopas – Paper Mario: The Thousand-Year Door
- KP Paratroopa – Paper Mario: The Thousand-Year Door
- Kab-omb – New Super Mario Bros.
- Kaboomba – Super Mario World 2: Yoshi's Island
- Kaentsubo – Wario Land 4
- Kamikaze Koopa – Super Mario World
- Katsini – Wario's Woods
- Killer Chair – Super Mario 64
- King Bomb – Super Mario RPG: Legend of the Seven Stars
- King Bill – New Super Mario Bros. Wii
- Klamber – Super Mario Sunshine
- Klaptrap – Mario Power Tennis
- Klepto – Super Mario 64
- Kleptoad – Super Mario Galaxy 2
- Kobat – Wario Land 3
- Konotako – Wario Land: Super Mario Land 3
- Koopa Paratroopa – Super Mario Bros.
- Koopa Striker – Super Paper Mario
- Koopa Troopa – Super Mario Bros.
- Koopatrol – Paper Mario
- Koopeleon – Mario & Luigi: Partners in Time
- Kriffid – Super Mario RPG: Legend of the Seven Stars
- Kumo – Super Mario Land
- Kurunba – Super Mario Galaxy 2
L
- Lakipea – Mario & Luigi: Superstar Saga
- Lakitu – Super Mario Bros.
- Lakitu King – Mario & Luigi: Bowser's Inside Story
- Lakitufo – Mario & Luigi: Partners in Time
- Land Manta Ray – Wario World
- Lantern Ghost – Super Mario World 2: Yoshi's Island
- Large Milde – Super Mario World 2: Yoshi's Island
- Larry Koopa – Super Mario Bros. 3
- Larson – Paper Mario: The Thousand-Year Door
- Laser Jigglefish – Wario World
- Laser Snifit – Mario & Luigi: Superstar Saga
- Lava Bouncer – Super Mario Galaxy
- Lava Bubba – Super Mario Sunshine
- Lava Bud – Paper Mario
- Lava Drop – Super Mario World 2: Yoshi's Island
- Lava Ghost – Yoshi's Story
- Leaf Guy – Mario & Luigi: Bowser's Inside Story
- Lava Lotus – Super Mario Bros. 3
- Lemon Drop – Super Mario World 2: Yoshi's Island
- 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 Brrr – Super Mario Galaxy
- Li'l Cinder – Super Mario Galaxy
- Li'l Sparky – Super Mario World
- Lilly – Donkey Kong (Game Boy)
- Limbo Bro. – Mario & Luigi: Superstar Saga
- Limbo Guy – Yoshi's Story
- List of Boos in Luigi's Mansion – Luigi's Mansion
- Little Mouser – Super Mario World 2: Yoshi's Island
- Little Skull Mouser – Super Mario World 2: Yoshi's Island
- Lizardon – Wario's Woods
- 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
- Ludwig von Koopa – Super Mario Bros. 3
- Lumpy (frog) – Wario Land 3
- Lunge Fish – Super Mario World 2: Yoshi's Island
- Lurchin – Wario: Master of Disguise
M
- M. Bush – Paper Mario
- Mace Guy – Super Mario World 2: Yoshi's Island
- Machine Made – 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 Goomba – Super Princess Peach
- Mad Green Koopa – Super Princess Peach
- Mad Green Paratroopa – 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 Scienstein – Wario Land 3
- Mad Spike – Super Princess Peach
- Madame Clairvoya – Luigi's Mansion
- Magifoofa – Mario & Luigi: Bowser's Inside Story
- Magician (species) – Wario World
- Magikoopa – Super Mario World
- Magmaargh – Super Mario Galaxy 2
- Magmaw – Super Mario Galaxy 2
- Magmite – Super Mario RPG: Legend of the Seven Stars
- Magmus – Super Mario RPG: Legend of the Seven Stars
- Magon – Wario World
- Malakoopa – Super Mario RPG: Legend of the Seven Stars
- Malibut – Mario & Luigi: Superstar Saga
- Manager – Super Mario RPG: Legend of the Seven Stars
- Mandibug – Super Mario Galaxy
- Manta – Super Mario 64
- Marumen – Wario Land 4
- Mask Koopa – Super Mario Advance 2
- Mask-Guy – Virtual Boy Wario Land
- Mastadoom – Super Mario RPG: Legend of the Seven Stars
- Master Crash – Paper Mario: The Thousand-Year Door
- Mattermouth – Super Mario Galaxy 2
- Mawful Mole – Mario & Luigi: Bowser's Inside Story
- Mean Woody – Mario Party 3
- Mecha-Blooper – Mario & Luigi: Superstar Saga
- Mecha-Chomp – Mario & Luigi: Superstar Saga
- Mecha-Koopa – Super Mario World
- Mechawful – Mario & Luigi: Bowser's Inside Story
- Medi Guy – Paper Mario
- Mega Cheep-Cheep – New Super Mario Bros.
- Mega Deep-Cheep – New Super Mario Bros.
- Mega Koopa – Super Paper Mario
- Mega Mole – Super Mario World
- Mega Muth – Super Paper Mario
- Mega Para-Beetle – New Super Mario Bros. Wii
- Mega Unagi – New Super Mario Bros.
- Mega Wiggler – New Super Mario Bros. Wii
- Megabite – Super Paper Mario
- Mekabon – Super Mario Land
- Mellow Kitty – Wario: Master of Disguise
- Melody Pianissima – Luigi's Mansion
- Men'ono – Wario Land 4
- Menhammer – Wario Land 4
- Meowbomb – Super Paper Mario
- Metal Mawful Mole – Mario & Luigi: Bowser's Inside Story
- Metallic Goomba – Super Mario Galaxy
- Mezzo Bomb – Super Mario RPG: Legend of the Seven Stars
- Micro Bomb – Super Mario RPG: Legend of the Seven Stars
- Micro-Goomba – Super Mario Bros. 3
- Milde – Super Mario World 2: Yoshi's Island
- Mimic – Mario Hoops 3-on-3
- Miner Ant – Super Mario Land 2: 6 Golden Coins
- Mini Bob-omb – Mario vs. Donkey Kong 2: March of the Minis
- Mini Crab – Mario vs. Donkey Kong 2: March of the Minis
- Mini Munchelangelo – Wario: Master of Disguise
- 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 Pokey – Mario vs. Donkey Kong: Minis March Again!
- Mini-Raven – Super Mario World 2: Yoshi's Island
- Mini Shy Guy – Mario vs. Donkey Kong
- Mini Spear Guy – Mario vs. Donkey Kong: Minis March Again!
- Mini Snifit – Mario vs. Donkey Kong 2: March of the Minis
- Mini Spiky Snifit – 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
- Minicula – Wario Land 4
- Miss Petunia – Luigi's Mansion
- Missile Banzai Bill – New Super Mario Bros. Wii
- Missile Bill – Super Mario Bros. 3
- Moguramen – Wario Land 4
- Monchee – Mario vs. Donkey Kong 2: March of the Minis
- Moneybag – Super Mario 64
- Monstrous Magnet – Wario World
- Monty Mole – Super Mario World
- Moon Cleft – Paper Mario: The Thousand-Year Door
- Morton Koopa Jr. – Super Mario Bros. 3
- Mostosti Vomitonus – Super Mario World 2: Yoshi's Island
- Mother Brain – WarioWare, Inc.: Minigame Mania
- Mouse – Donkey Kong (Game Boy)
- Mr. Blizzard – Super Mario 64
- Mr. Cheeky – Wario: Master of Disguise
- Mr. Eel – Yoshi's Story
- Mr. I – Super Mario 64
- Mr. Kipper – Super Mario RPG: Legend of the Seven Stars
- Mr. Luggs – Luigi's Mansion
- Mr. Moon – Wario Land 3
- Mr. Sun – Wario Land 3
- Muckle – Super Mario RPG: Legend of the Seven Stars
- Mufti Guy – Super Mario World 2: Yoshi's Island
- Mukumuku – Super Mario RPG: Legend of the Seven Stars
- Mummer – Wario Land: Shake It!
- Mummy – Donkey Kong (Game Boy)
- Mummy Guy – Mario vs. Donkey Kong 2: March of the Minis
- Munchelangelo – Wario: Master of Disguise
- Muncher – Super Mario Bros. 3
- Munchlesia – Paper Mario
- Muth – Super Paper Mario
N
- Nana – Luigi's Mansion
- Naplock – Mario & Luigi: Bowser's Inside Story
- Napse – Mario & Luigi: Bowser's Inside Story
- Nastasia – Super Paper Mario
- Naval Bud – Super Mario World 2: Yoshi's Island
- Needlenose – Super Mario World 2: Yoshi's Island
- Nep-Enut – Super Mario World 2: Yoshi's Island
- Nibbles – Paper Mario: The Thousand-Year Door
- Nigel B. Whistlebottom – Wario: Master of Disguise
- Ninja – Super Mario RPG: Legend of the Seven Stars
- Ninja Crow – Wario World
- 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 – Yoshi's Story
- Nitpicker – Donkey Kong (Game Boy)
- Nosedozer – Wario Land: Shake It!
- Noko Bombette – Super Mario Land 2: 6 Golden Coins
- Nokobon – Super Mario Land
- Noobis – Wario: Master of Disguise
- Nooz – Mario & Luigi: Bowser's Inside Story
- Nyololin – Super Mario Land
O
- Octo – Yoshi's Safari
- Octoboo – Super Mario Galaxy 2
- Octoguy – Super Mario Galaxy
- Octohōn – Wario Land 3
- Octolot – Super Mario RPG: Legend of the Seven Stars
- Octoomba– Super Mario Galaxy
- Octopus (Donkey Kong) – Donkey Kong (Game Boy)
- Octopus (Super Mario Galaxy) – Super Mario Galaxy
- Octovader – Super Mario RPG: Legend of the Seven Stars
- Oerlikon – Super Mario RPG: Legend of the Seven Stars
- Officer Kicksworth – Wario: Master of Disguise
- Oho Jee – Mario & Luigi: Superstar Saga
- Oil – Donkey Kong (Game Boy)
- Old Red-Mug – Wario World
- Onigiri – Wrecking Crew '98
- Onnanoko – Wrecking Crew '98
- Onomī – Wario Land 4
- Orbison – Super Mario RPG: Legend of the Seven Stars
- Ostro – Super Mario Bros. 2
- Oucher Glass – Mario & Luigi: Superstar Saga
- Oyaji – Wrecking Crew '98
P
- Paidan – Wario Land: Super Mario Land 3
- Pak E. Derm – Yoshi's Story
- Pale Piranha – Paper Mario: The Thousand-Year Door
- Panser – Super Mario Bros. 2
- Para Mask Koopa – Super Mario World
- Para-Beetle – Super Mario Bros. 3
- Para-bomb – Super Mario World
- Para-Goom – Wario Land 3
- Parabeanie – Mario & Luigi: Superstar Saga
- Parabuzzy – Paper Mario: The Thousand-Year Door
- Paragloomba – Paper Mario
- Paragoomba – Super Mario Bros. 3
- Paratroopea – Mario & Luigi: Superstar Saga
- PatrolMeow – Super Paper Mario
- Pecan – Wario Land: Super Mario Land 3
- Peek-a-boom – Wario Land: Shake It!
- Peeper – Yoshi's Story
- Pendril – Mario & Luigi: Bowser's Inside Story
- Pengoon – Wario Land: Shake It!
- Penguin – Donkey Kong (Game Boy)
- Penguin (Wario Land II) – Wario Land II
- Penkoon – Wario Land: Super Mario Land 3
- Pep – Mario & Luigi: Bowser's Inside Story
- Pestnut – Mario & Luigi: Superstar Saga
- Petit Piranha – Paper Mario
- Phanto – Super Mario Bros. 2
- Phantom Ember – Paper Mario: The Thousand-Year Door
- Pharaoh Head – Donkey Kong (Game Boy)
- Pick – Super Mario Land 2: 6 Golden Coins
- Pider – Paper Mario: The Thousand-Year Door
- Pidgit – Super Mario Bros. 2
- Pidgit Bill – Super Mario World
- Pigarithm – Super Paper Mario
- Pikkarikun – Wario Land: Super Mario Land 3
- Pile Driver Micro-Goomba – Super Mario Bros.
- Pinhead – Super Mario Galaxy 2
- Pinwheel – Super Mario RPG: Legend of the Seven Stars
- Pinwheel (Wario Land) – Wario Land: Super Mario Land 3
- Pionpi – Super Mario Land
- Pipe Lakitu – Super Mario World
- Piranha Bud – Super Mario World 2: Yoshi's Island
- 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) – Paper Mario: The Thousand-Year Door
- Piranha Plorp – Mario & Luigi: Bowser's Inside Story
- Piranha Sprout – Yoshi's Story
- Piranhabon – Super Mario Sunshine
- Piranhacus Giganticus – Super Mario Bros. 3
- 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
- Pitchfork – Wario Land: Shake It!
- Plant – Donkey Kong (Game Boy)
- Plungelo – Super Mario Sunshine
- Podoboo – Super Mario Bros.
- 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 Mummy – Paper Mario
- Pokey Sprout – Super Mario Sunshine
- Polluted Piranha Plant – Super Mario Sunshine
- Polterguy – Mario vs. Donkey Kong 2: March of the Minis
- Pompon Flower – Super Mario Land
- Porcu-Puffer – Super Mario World
- Porcupo – Super Mario Bros. 2
- Potted Ghost – Yoshi's Island DS
- Potted Spiked Fun Guy – Yoshi's Island DS
- Pouncer – Wario Land: Super Mario Land 3
- Pounder – Super Mario RPG: Legend of the Seven Stars
- Poundette – Super Mario RPG: Legend of the Seven Stars
- Preying Mantas – Super Mario World 2: Yoshi's Island
- Prickly Piranha Plant – Super Mario Galaxy 2
- Protobatter – Mario & Luigi: Bowser's Inside Story
- Projectilia Ritebakatchia – Super Mario World 2: Yoshi's Island
- Ptooie – Super Mario Bros. 3
- Puffer – Yoshi's Story
- Puffer-Cheep – Super Mario World
- Puffy the Dolphin – Wario: Master of Disguise
- Pulsar – Super Mario RPG: Legend of the Seven Stars
- Punch (Wario Land II) – Wario Land II
- Pupdozer – Super Mario Galaxy 2
- Puppox – Super Mario RPG: Legend of the Seven Stars
- Purple Bomber – Luigi's Mansion
- Purple Mouse – Luigi's Mansion
- Purple Puncher – Luigi's Mansion
- Pushy Cat – Wario: Master of Disguise
- Putrid Piranha – Paper Mario
- Pwallop – Mario & Luigi: Bowser's Inside Story
- Pyro Guy – Super Mario World 2: Yoshi's Island
- Pyrosphere – Super Mario RPG: Legend of the Seven Stars
Q
R
- RC Shroober – Mario & Luigi: Partners in Time
- Ram – Wario World
- Ramenses II – Wario: Master of Disguise
- RamRam – Mario vs. Donkey Kong
- Rappy – Donkey Kong (Game Boy)
- Ratfael – Wario: Master of Disguise
- Rat Funk – Super Mario RPG: Legend of the Seven Stars
- Raven – Super Mario World 2: Yoshi's Island
- Rawbus – Super Paper Mario
- Reacher – Super Mario RPG: Legend of the Seven Stars
- Recapitator – Wario Land: Shake It!
- Red Boo – Super Mario Sunshine
- 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 Buzzy – Paper Mario: The Thousand-Year Door
- Remo Con – Super Mario RPG: Legend of the Seven Stars
- Reversya Cursya – Super Paper Mario
- Rex – Super Mario World
- Rhinestone Goomba – Hotel Mario
- Rhomp – Super Mario Galaxy 2
- Ribbite – Super Mario RPG: Legend of the Seven Stars
- Ringosukī – Wario Land 4
- Rip Van Fish – Super Mario World
- River Piranha Plant – New Super Mario Bros. Wii
- Robo Bird – Wario Land 4
- Robo-Mouse – Wario Land 3
- RoboUrchin – Wario: Master of Disguise
- Rob-omb – Super Mario RPG: Legend of the Seven Stars
- Rock – Donkey Kong (Game Boy)
- Rocket Guy – Yoshi's Island DS
- Rocky Wrench – Super Mario Bros. 3
- Roketon – Super Mario Land
- Rolltergeist – Wario: Master of Disguise
- Roof Slime – Wario Land 3
- Rooster – Wario Land II
- Roy Koopa – Super Mario Bros. 3
- Ruff Puff – Paper Mario
S
- 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
- Sand Hand – Wario Land 3
- Sarcopha Guy – Wario: Master of Disguise
- Sawfish – Wario Land II
- Scaratroopea – Mario & Luigi: Superstar Saga
- Scare-Oh! – Wario: Master of Disguise
- Scarracuda – Wario Land: Shake It!
- Scorpion – Donkey Kong (Game Boy)
- Scram – Wario's Woods
- Scratchy the 'Fro Bug – WarioWare: Touched!
- Scutlet (species) – Mario & Luigi: Bowser's Inside Story
- Scuttle Bug – Super Mario 64
- Sea Cactus – Yoshi's Story
- Seal – Donkey Kong (Game Boy)
- Seed Weed – Wario: Master of Disguise
- Seedy Pod – Super Mario Sunshine
- Seedy Sally – Yoshi's Island DS
- Sentinel – Paper Mario
- Sentry Beam – Super Mario Galaxy
- Sergeant Houndstooth – Wario: Master of Disguise
- Shadow (Super Mario RPG: Legend of the Seven Stars) – Super Mario RPG: Legend of the Seven Stars
- 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.
- Shieragutchi – Wario Land 4
- Shlorp – Super Paper Mario
- Shlurp – Super Paper Mario
- Shogun – Super Mario RPG: Legend of the Seven Stars
- Short Fuse – Super Mario World 2: Yoshi's Island
- Shortfuse – Wario Land: Shake It!
- Shroid – Mario & Luigi: Partners in Time
- Shroob – 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
- Shroobsworth – Mario & Luigi: Partners in Time
- Shy Guy – Super Mario Bros. 2
- Shy Guy Army – Paper Mario
- Shy Guy Ghost – Luigi's Mansion
- 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.
- Silky – Wario Land 3
- Silver Chomp – Super Mario Galaxy 2
- Silver Door Spirit – Wario World
- Sir Flap-A-Lot – Wario: Master of Disguise
- Sir Hop-A-Lot – Wario: Master of Disguise
- Sir Lance-A-Lot – Wario: Master of Disguise
- Sir Shovalot – Mario vs. Donkey Kong
- Sir Steal-A-Lot – Wario: Master of Disguise
- Sir Weston – Luigi's Mansion
- Sir Worth-A-Lot – Wario: Master of Disguise
- Skeeter – Super Mario 64
- Skeleton Bee – Super Mario Land 2: 6 Golden Coins
- Skeleton Bird – Wario Land 4
- Skeleton Ghost – Luigi's Mansion
- 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
- Skull – Donkey Kong (Game Boy)
- Skull Box – Super Mario World
- Skullcopter – Wario Land II
- Skullmask – Donkey Kong (Game Boy)
- Sky Guy – Super Mario World 2: Yoshi's Island
- Sky-Blue Spiny – Paper Mario: The Thousand-Year Door
- Slaughterfork – Wario: Master of Disguise
- Sledge Bro. – Super Mario Bros. 3
- Sleeping Spear Guy – Mario vs. Donkey Kong
- Sleepy Boo – Super Mario Sunshine
- Slim Bankshot – Luigi's Mansion
- Sling Shy – Super Mario RPG: Legend of the Seven Stars
- Slurple – Super Mario Sunshine
- Slithervine – Wario: Master of Disguise
- Small Sammer Guy – Super Paper Mario
- Smelter – Super Mario RPG: Legend of the Seven Stars
- Snackeral – Wario: Master of Disguise
- Snapdragon – Super Mario RPG: Legend of the Seven Stars
- Slime – Super Mario World 2: Yoshi's Island
- Slug – Yoshi's Story
- Slugger – Super Mario World 2: Yoshi's Island
- Sluggy – Super Mario World 2: Yoshi's Island
- Smeech – Super Mario Galaxy 2
- Smolderin' Stu – Super Mario Sunshine
- Snailicorn – New Super Mario Bros.
- Snake (Mario Clash) – Mario Clash
- Snapjaw – Donkey Kong (Game Boy)
- Snawful – Mario & Luigi: Bowser's Inside Story
- Sneed – Mario & Luigi: Bowser's Inside Story
- Snifaro – Mario & Luigi: Partners in Time
- Sniffle Thwomp – Mario & Luigi: Bowser's Inside Story
- Snifit – Super Mario Bros. 2
- Sniper Bill – Mario & Luigi: Superstar Saga
- Snooze-A-Koopa – Super Mario Sunshine
- Snoozorb – Mario & Luigi: Partners in Time
- Snorkel Snake – Yoshi's Story
- Snow Globe (Wario) – Wario: Master of Disguise
- Snow Guy – Yoshi's Story
- Snow Spike – New Super Mario Bros.
- Snufit – Super Mario 64
- Soarin' Stu – Super Mario Sunshine
- Sobarribad – Super Paper Mario
- Sockop – Mario & Luigi: Bowser's Inside Story
- 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
- Spark (ghost) – Luigi's Mansion
- Sparrow – Super Mario Land 2: 6 Golden Coins
- Spear-Mask – Wario Land 4
- Spear-bot – Wario Land 3
- Spear Guy – Super Mario World 2: Yoshi's Island
- Spearhead – Wario Land 3
- Speedy Spirit – Luigi's Mansion
- Sphinx – Wario: Master of Disguise
- Sphinx Jr. – Wario: Master of Disguise
- Spider (Donkey Kong) – Donkey Kong (Game Boy)
- Spider (Yoshi's Story) – Yoshi's Story
- Spideraticus – Wario World
- Spike (Yoshi's Story) – Yoshi's Story
- Spike (enemy) – Super Mario Bros. 3
- Spike Bass – New Super Mario Bros.
- Spike Blop – Mario & Luigi: Bowser's Inside Story
- Spike Bot – Wario Land 4
- Spike Cannon – Wario Land 4
- Spike Dud – Wario Land 4
- Spike Koopa – Mario Party
- Spike Top – Super Mario World
- Spiked Ant – Super Mario Land 2: 6 Golden Coins
- Spiked Fun Guy – Super Mario World 2: Yoshi's Island
- Spiked Goomba – Paper Mario
- Spikester – Super Mario RPG: Legend of the Seven Stars
- Spikey – Super Mario RPG: Legend of the Seven Stars
- Spikey (Super Mario Land 2) – Super Mario Land 2: 6 Golden Coins
- Spiky Gloomba – Paper Mario
- Spiky Joe – Paper Mario: The Thousand-Year Door
- 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 Slug – Super Mario Land 2: 6 Golden Coins
- Spiky Snifit – Mario & Luigi: Superstar Saga
- Spiky Topman – Super Mario Galaxy
- Spiky Tromp – Super Paper Mario
- Spinbat – Wario Land: Shake It!
- Spindel – Super Mario 64
- Spindrift – Super Mario 64
- Spinia – Paper Mario: The Thousand-Year Door
- Spiny – Super Mario Bros.
- Spiny (hedgehog) – Mario Kart 64
- Spiny Cheep-Cheep – Super Mario Bros. 3
- Spiny Fish – Yoshi's Story
- Spiny Hermit – Super Mario Galaxy 2
- Spiny Shroopa – Mario & Luigi: Partners in Time
- Spiny Tromp – Paper Mario
- Splunkin – New Super Mario Bros.
- Spook – Wario's Woods
- Spookum – Super Mario RPG: Legend of the Seven Stars
- Spooky – Luigi's Mansion
- Spooky (Shy Guy) – Super Mario World 2: Yoshi's Island
- Spooky Mask – Super Mario Land 2: 6 Golden Coins
- Spoonatic – Wario: Master of Disguise
- Spray Fish – Super Mario World 2: Yoshi's Island
- 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
- Snoodle – Super Mario Galaxy 2
- Squabble – Wario: Master of Disguise
- Squasher – Wario Land 3
- Squeak (Wario's Woods) – Wario's Woods
- Squid – Donkey Kong (Game Boy)
- 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
- Stankulus – Wario: Master of Disguise
- Star Cruster – Super Mario RPG: Legend of the Seven Stars
- Star Twirler – Super Mario Land 2: 6 Golden Coins
- Starbag – Super Mario Galaxy
- 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
- Stompin' Chomp – Yoshi's Island DS
- Stone-Cold Statue – Wario World
- Stone Buzzy – Super Paper Mario
- Stone Spike – New Super Mario Bros. Wii
- Stonk – Mario & Luigi: Bowser's Inside Story
- Straw Head – Super Mario RPG: Legend of the Seven Stars
- Stretch – Super Mario Bros. 3
- Stretch (Shy Guy) – Super Mario World 2: Yoshi's Island
- Stretch Plant – Super Mario Galaxy
- Strollin' Stu – Super Mario Sunshine
- Stu – Super Mario Sunshine
- Stuffy the 5th – Wario: Master of Disguise
- Submarine Guy – Yoshi's Story
- Sue Pea – Luigi's Mansion
- Sumo Bro. – Super Mario World
- Super Big Tap-Tap – Yoshi's Island DS
- Super Blooper – New Super Mario Bros.
- Super Dry Bones – New Super Mario Bros.
- Super Fly (enemy) – Mario & Luigi: Superstar Saga
- Super Koopa (species) – Super Mario World
- Super Piranha Plant – New Super Mario Bros.
- Super Thwomp – New Super Mario Bros.
- Support Shroob – Mario & Luigi: Partners in Time
- SurpriseMeow – Super Paper Mario
- Sushi – Super Mario 64
- Suu – Super Mario Land
- Swampire – Paper Mario: The Thousand-Year Door
- Swaphopper – Super Mario Galaxy 2
- Swipin' Stu – Super Mario Sunshine
- Swooper – Super Mario World
- Swoopin' Stu – Super Mario Sunshine
- Swoopula – Paper Mario
- Swordfish – Wario World
- Sworm – Mario & Luigi: Superstar Saga
T
- Tack Soldier – Wario Land 4
- Tamanoripū – Super Mario Land 2: 6 Golden Coins
- Tanoomba – Mario & Luigi: Superstar Saga
- Tap-Tap – Super Mario World 2: Yoshi's Island
- Tap-Tap the Golden – Super Mario World 2: Yoshi's Island
- Tashrooba – Mario & Luigi: Partners in Time
- Tech Cursya – Super Paper Mario
- Teehee Butterfly – Yoshi's Story
- Temper Terror – Luigi's Mansion
- Tenderling – Mario & Luigi: Bowser's Inside Story
- 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
- Terrible Portrait – Wario World
- Teruteru – Wario Land 3
- Thorn Weed – Wario: Master of Disguise
- Thorny – Mario Clash
- 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 (Game Boy)
- Thwomp 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
- Tin Soldier – Super Mario Land 2: 6 Golden Coins
- Toady – Super Mario World 2: Yoshi's Island
- Tobawani – Wario Land 4
- Togemaru – Wario Land: Super Mario Land 3
- Togemen – Wario Land II
- Togenobi – Wario Land 4
- Tokotoko – Super Mario Land
- Toopa Striker – Super Paper Mario
- Toothy – Mario & Luigi: Bowser's Inside Story
- Tooty Kamen – Wario: Master of Disguise
- Topman – Super Mario Galaxy
- Topmini – Super Mario Galaxy
- Torion – Super Mario Land
- Tornado Spear-Mask – Wario Land 4
- Torpedo Ted – Super Mario World
- Totsumen – Wario Land 4
- Tox Box – Super Mario 64
- Toy Car – Wario Land 4
- Train Bandit – Super Mario World 2: Yoshi's Island
- Trash Can – Donkey Kong (Game Boy)
- Trashure – Mario & Luigi: Bowser's Inside Story
- Treasure Pest – Wario: Master of Disguise
- Tree Bug – Wario Land 3
- Tree Freak – Wario World
- Treevil – Mario & Luigi: Bowser's Inside Story
- Troopea – Mario & Luigi: Superstar Saga
- Trouter – Super Mario Bros. 2
- Tsuriuo – Wario Land II
- Tub-O-Troopa – Super Mario RPG: Legend of the Seven Stars
- Tube Guy – Yoshi's Island DS
- Turkeyjerk – Wario Land: Shake It!
- Tweester – Super Mario Bros. 3
- Tweeter – Super Mario Bros. 2
- Twirlip – Super Mario Galaxy 2
U
- Ucantia Defeatus – Super Mario World 2: Yoshi's Island
- Ukiwani – Wario Land: Super Mario Land 3
- Umbrelloid – Super Mario Land 2: 6 Golden Coins
- Unagi – Super Mario 64
- Unagi the Eel – Super Mario 64
- Uncle Grimmly – Luigi's Mansion
- Undergrunt – Super Mario Galaxy
- Underhand – Super Paper Mario
- Unithorn – Wario World
- Urchin – Super Mario World
- Utsuboankō – Wario Land 4
V
- Venus Fire Trap – Super Mario World
- Venus Flower Trap – Super Mario Galaxy 2
- Very Goonie – Super Mario World 2: Yoshi's Island
- Vincent Van Gore – Luigi's Mansion
- Vine Slime – Yoshi's Story
- Virus – Dr. Mario (game)
- Volcannon – Wario Land: Shake It!
- Volcano Lotus – Super Mario Bros. 3
W
- Waiter – Luigi's Mansion
- Walking Flame – Donkey Kong (Game Boy)
- Wall Lakitu – Super Mario World 2: Yoshi's Island
- Walrus – Donkey Kong (Game Boy)
- Walruss – Super Princess Peach
- Waluigi – Mario Tennis
- Wanderin' Goom – Wario Land: Super Mario Land 3
- Warpid – Super Paper Mario
- Wario – Super Mario Land 2: 6 Golden Coins
- Wario Mask – Super Mario Land 2: 6 Golden Coins
- Watch – Wario Land: Super Mario Land 3
- Water Hand – Wario Land 3
- Water Spark – Wario Land 3
- Webber – Wario Land 3
- Wendy O. Koopa – Super Mario Bros. 3
- Whale – Super Mario Bros. 2
- 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
- Wild Ptooie Piranha – Super Mario World 2: Yoshi's Island
- Wind Duppy – Super Mario Sunshine
- Wind Winder – Wario World
- Windbag – Yoshi's Island DS
- Winged Anvil – Winged Anvil
- Witch – Wario World
- Wizard (Wario Land II) – Wario Land II
- Wizzerd – Paper Mario: The Thousand-Year Door
- Wonder Thwack – Mario & Luigi: Partners in Time
- Woozy Guy – Yoshi's Island DS
- Wrackle – Super Paper Mario
X
- X-Naut – Paper Mario: The Thousand-Year Door
- X-Naut PhD – Paper Mario: The Thousand-Year Door
- X-Yux – Paper Mario: The Thousand-Year Door
Y
- Yadorā – Wario Land: Super Mario Land 3
- Yaridovich (double) – Super Mario RPG: Legend of the Seven Stars
- Yarikuri Obake – Wario Land: Super Mario Land 3
- 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
- Yukimaru – Wario Land II
- Yukiotoko – Wario Land 4
- Yux – Paper Mario: The Thousand-Year Door
- Yūrei – Wario Land 4
Z
- Z Koopa – Hotel Mario
- Z-Yux – Paper Mario: The Thousand-Year Door
- Zenisukii – Wario Land: Super Mario Land 3
- Zeostar – Super Mario RPG: Legend of the Seven Stars
- Zeus Guy (Bandit) – Super Mario World 2: Yoshi's Island
- Zeus Guy (Snifit) – Yoshi's Island DS
- Zoing-Oing – Super Paper Mario
- Zombie – Wario Land II
- Zombie Shroom – Super Paper Mario
Non-Game Enemies
A
- Abigor – Club Nintendo
- Abominable Snowkoopa – The Adventures of Super Mario Bros. 3
- Anthony Scapelli – Super Mario Bros. (film)
- Arachno Snifit – The Super Mario Bros. Super Show!
B
- Beetle – The Super Mario Bros. Super Show!
- Big Bad Wolf – The Super Mario Bros. Super Show!
- Birdoroo – 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
- Chuckie – Club Nintendo
- 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 (television series)
F
- Flaky – The Super Mario Bros. Super Show!
- Fluffy – Nintendo Comics System
- Fryguy (species) – Nintendo Comics System
G
H
- HAL 9001 – The Super Mario Bros. Super Show!
- Herman – The Adventures of Super Mario Bros. 3
- Herman Smirch – Nintendo Comics System
- Huge Paragoomba – The Adventures of Super Mario Bros. 3
I
K
L
M
- Madzilla – The Adventures of Super Mario Bros. 3
- Mouser (character) – The Super Mario Bros. Super Show!
- Mousersaurus Rex – The Super Mario Bros. Super Show!
N
P
- Pietro – The Super Mario Bros. Super Show!
- Pipe Monsters – The Adventures of Super Mario Bros. 3
- Piranha Sue – Nintendo Comics System
- Plant Monster – The Super Mario Bros. Super Show!
Q
R
- Robo Shy Guy – The Super Mario Bros. Super Show!
- Robo Troopa – The Super Mario Bros. Super Show!
- Robot Princess – The Adventures of Super Mario Bros. 3
S
- Sergeant Kooperman – The Super Mario Bros. Super Show!
- Shy Guy Lion – The Super Mario Bros. Super Show!
- Sickobratz – Club Nintendo
- Slime Ghost – The Super Mario Bros. Super Show!
- Space Troopa – The Super Mario Bros. Super Show!
- Spike (film character) Super Mario Bros. (film)
- Stanley the Talking Fish – Nintendo Comics System
- State Troopa – The Super Mario Bros. Super Show!
- Stormtroopa – The Super Mario Bros. Super Show!
- 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
