ºHere is the list of bosses in Super Smash Bros. 6. There is two types of bosses: stage boss and Into the Subspace Shadows boss.

They also appear in Smash Run and Boss Battles. They are also bosses in Classic Mode, each being specific to a certain character.

Asterisk = Alternate Boss

Bosses

Image Boss Character Series Fought in Boss to
Master Hand SSBU.png Master Hand Super Smash Bros. Final Destination Villager, Octoling, Abe, Diskun, Louie, Pockle, Ghirahim
Crazy Hand SSBU.png Crazy Hand Super Smash Bros. Final Destination Ghirahim, Skull Kid, Diskun, Louie, Pockle
Giga Bowser SSBU.png Giga Bowser Super Smash Bros./Super Mario Final Destination Mario, Captain Falcon, Lemming, Juan Aguacate
Galleom SSBU.png Galleom Super Smash Bros. Base Wolf O'Donnell, King K. Rool, Boggy B, Marco Rossi, Goomba, Epsilon-Eagle, Heavy
Duon spirit.png Duon Super Smash Bros. Halberd Mr. Game & Watch, Shyna Nera Shyna, Fiolina Germi
Tabuu Spirit.png Tabuu Super Smash Bros. Subspace Bayonetta, Jeanne, Dante, Akira Howard
Galeem SSBU.png Galeem Super Smash Bros. Light Realm Ganondorf, Medusa, Hollow Knight, Alex Roivas
DharkonSpirit.png Dharkon Super Smash Bros. Dark Realm Edward Carnby, Drifter, Prisoner, Yuna Kagurazaka
Krad.jpg Krad Super Smash Bros. Krad's Lair Only fought at the end of Into the Subspace Shadows and Boss Battles
Madame Broode Artwork SMO.jpg Madame Broode & Chain Compiikins Super Mario Cascade Kingdom Waluigi, Plum
Wingo CTTT.png Wingo Super Mario Wingo's Coin Platform Captain Toad
564px-Mecha-Bowser SMS.png Mecha-Bowser Super Mario Delfino Plaza Mario*
Dark bowser.png Dark Bowser Super Mario Peach's Castle Bowser, Bowser Jr.
ShadowQueenSprite.png Shadow Queen Super Mario The Palace of Shadow Peach, Paper Mario
Bowser paper mario sticker star.png Paper Bowser (Paper Mario: Sticker Star) Super Mario Paper Bowser's Castle Paper Mario*, Paper Luigi, Hyde Kido
Virus Portrait (SSB4).png Viruses Super Mario Dr. Mario Dr. Mario, Dr. Luigi, Dr. Peach
Smithy.jpg Smithy Super Mario Bowser's Keep Geno, Mallow
Tatanga in Pagosu.png Tatanga Super Mario Sarasaland Mario*, Daisy
699px-Antasma Artwork - Mario & Luigi Dream Team.png Antasma Super Mario Antasma's Dream Realm Mario*, Luigi*
DKCTF Pompy.png Pompy, the Presumptuous Donkey Kong Big Top Bop Donkey Kong, Decidueye*
Cactusking.jpg Ghastly King Donkey Kong Fruit Kingdom Donkey Kong*, Diddy Kong*, Blizzard*
Ganon.png Ganon Legend of Zelda Ganon's Castle Ruins Link, Young Link, Impa, Amitie*
Dark Link Artwork (The Adventure of Link).png Dark Link Legend of Zelda Final Destination Link*, Young Link, Toon Link
Imprisoned.png The Imprisoned Legend of Zelda Sealed Grounds Link*, Zelda, Ouendan Squad
Argorok.png Argorok Legend of Zelda Twilight Realm Link*, Agitha, Midna

SSBU Spirits Mother Brain.png

Mother Brain (2nd Form).png

Mother Brain Metroid Tourian Samus, Zero Suit Samus, Sylux
Yoshi Super Dragon Wii U.jpg Super Dragon Yoshi Yoshi Yoshi's Island Kamek
SMW2 Baby Bowser 2.png Baby Bowser Yoshi Baby Bowser's Castle Yoshi, Baby Mario Bros., Shy Guy, Yarn Yoshi
Zerotwo.png Kirby Dark Star Kirby*, Adeleine, Meta Knight, Bandana Waddle Dee

KTD Queen Sectonia artwork.png

Dreamstalk Sectonia.jpg

Queen Sectonia Kirby Royal Road Kirby*
President Haltmann Official Art.png President Haltmann Kirby Haltmann Works Company Kirby*

Hyness4.png

Hyness3.png

Hyness Kirby Jambandra Base Kirby*

Andross spirit.png

AndrossBrain.png

Andross Star Fox Venom Fox, Falco, Krystal, Slippy

384Rayquaza.png

Mega Rayquaza.png

Rayquaza Pokémon Sky Pillar Diddy Kong, Sirfetch'd, Squirtle, Ivysaur, Charizard, Pikachu*
249Lugia-Shadow XD 2.png Shadow Lugia Pokémon Citadark Isle Pikachu*, Eevee, Bowser*, Tomoe*
DARKMEWTWO 1 RGB 72dpi.0.jpg Shadow Mewtwo Pokémon Dark Colosseum Mewtwo, Decidueye*, Lucario, Pikachu

800Necrozma.png

Ultra Necrozma.jpg

Necrozma Pokémon Ultra World Incineroar, Decidueye, Greninja, Pichu, Pikachu*

600px-890Eternatus.png

Eternamax Eternatus.png

Eternatus Pokémon Energy Plant's Tower Summit Pikachu*, Charizard*, Lucario*, Decidueye*, Incineroar*, Rillaboom

GiygasAlien.PNG.png

Giygas.jpg

Giygas MOTHER The Cave of the Past Ness, Lucas, Ninten, Paula, Kumatora, Gemini Sunrise, Sans*
FESS Fomortiis.png Fomortiis Fire Emblem Black Temple of the Demon King Marth, Roy, Ike, Micaiah, Eirika, Ephraim
Validar.png Validar Fire Emblem Dragon's Table Chrom*, Robin*, Lucina*
FEA Grima 01.png Grima Fire Emblem Bad Future Chrom, Robin, Lucina, Alm, Celica, Marth*, Roy*, Tiki
Garon Spirit.png Garon Fire Emblem Nohr Castle Corrin, Azura
Ss fewa Velezark 02.png Velezark Fire Emblem The World Tree Rowan, Lianna, Marth*, Corrin*, Chrom*
Hades final.png Hades Kid Icarus Underworld Pit, Palutena, Dark Pit, Earthworm Jim*
KrakenTrophy3DS.png Galactic Fiend Kraken Kid Icarus Galactic Sea Magnus, Viridi, Musashi
Dinomighty.png Dinomighty Wario Excitement Central Wario, Ashley
Plasm Wraith Spirit.png Plasm Wraith Pikmin Forest of Hope Olimar/Alph
Sprite nick bruiser.gif Nick Bruiser Punch-Out!! Boxing Ring Little Mac, Hammer Bro, Knuckles*
MetalFaceArtwork.jpg Metal Face Xenoblade Gaur Plains Shulk, Fiora, Elma, Rex, Nia, Pyra
Octobot Spirit.png DJ Octavio Splatoon Inkopolis Inkling, Squid Sisters
Hedlok.png Hedlok ARMS Sky Arena Spring Man, Ribbon Girl
Doom-Dragon.gif Doom Dragon Golden Sun Mars Lighthouse Isaac
Great Shugguth.png Great Shugguth Codename S.T.E.A.M. Arctic Henry Fleming, Byleth
Planetary jergingha-0.png Jergingha The Wonderful 101 Lower Orbit Wonder Red, Viewtiful Joe
Gargan.png Gargan HarmoKnight Melodia Tempo, Tethu, Rhythm Troupe, Tempo (Sega)
MashtoothFinal.jpg Mega Mashtooth The Legendary Starfy Bunnera Starfy, Moe, Ridley
Murasame - Normal Form (SW3).png Murasame The Mysterious Murasame Castle Murasame Castle Takamaru, Haohmaru, Nakoruru
Avatar of Darkness.png The Avatar of Darkness Shin Onigashima Neighbouring Village Donbe and Hikari
Thanatos (Panel de Pon).png Thanatos Panel de Pon Death Mt. Lip
Abira.gif King Avīra Tomato Adventure Ketchup Kingdom DeMille
RVL FlingSmash 02char04 E3.jpg Omminus FlingSmash Suthon Island Zip
Dark emperor.png Dark Emperor Find Mii Find Mii Boo
Hero-darkLord.png Dark Lord Miitopia Miitopia King Roy, Mii Brawler, Mii Swordfighter, Mii Gunner, Mii Mage, Mii Archer, Mii Slasher
Dragaux ring fit adventure drawn by snartles sample-784d9fe4a3656970600bf756fb01a2aa.jpg Draguax Ring Fit Adventure Dragaux Stadium Ring Fit Adventurer, Wii Fit Trainer
KODOQUE.png Metal Gear KODOQUE Metal Gear Shadow Moses Island Solid Snake, Raiden
Generations DE boss.png Death Egg Robot Sonic the Hedgehog Death Egg Sonic, Tails, Knuckles

Metal Sonic.png

Metal Madness.png

Metal Overlord.png

Metal Sonic Sonic the Hedgehog Final Fortress Amy Rose, Sonic*
Mephiles the Dark.png Mephiles the Dark Sonic the Hedgehog Aquatic Base Shadow, Sonic*
YellowDevilPortrait.png Yellow Devil Mega Man Wily Castle Mega Man, Roll
Sigma.png Sigma Mega Man Sigma's Lair Mega Man X, Zero,
Toc-Man (Pac-Man World).png Toc-Man Pac-Man Toc-Man's Lair Pac-Man, Ms. Pac-Man, Taizo Hori, Susumu Hori, Mametchi, Prince Fluff
M.Bison.png M. Bison Street Fighter Shadaloo HQ Ryu, Ken, Chun-Li, Sho Hayate*
Chaos-0.png Chaos Final Fantasy Chaos Shrine Black Mage, White Mage, Red Mage, Frisk*
BahamutSHIN.png Bahamut SIN Final Fantasy Midgar Cloud Strife, Zack Fair, Tifa Lockhart
Kefka.jpg Kefka Palazzo Final Fantasy Cave to the Sealed Gate Terra Branford

Dracula Artwork.png

Dracula Phase 2 SSBU.png

Dracula Castlevania Dracula's Castle Simon Belmont, Richter Belmont, Alucard, Luigi, Arle Nadja*, Cornell, Shanoa, Miriam, Morrigan Aensland, Tails*
Yaldabaoth without weapons P5.jpg Yaldabaoth Persona Day of Reckoning Joker, Yu Narukami, Makoto Yuki

DQHII Dragonlord First Forme.png

Dragonlord (2nd Form).png

Dragonlord Dragon Quest The Dragonlord's Castle Hero, Slime, Builder, Sora, Rallen, Hyde Kido*
Gruntilda.png Gruntilda Banjo-Kazooie Gruntilda's Lair Banjo and Kazooie, Conker, Red
Tekken7-Geese.jpg Geese Howard Fatal Fury Geese Tower Terry Bogard, Kazuma Kiryu, Goro Majima
Gava Contra.png Gava Contra Red Falcon Nest Bill Rizer, Lance Bean, Rick Taylor, Earthworm Jim*

Buggler.png

Ultimate Buggler.jpg

Buggler Bomberman Starry Sky Solar System Bomberman
Kabuki Goemon.png Kabuki Ganbare Goemon Oedo Castle Goemon, Ebisumaru
JehutyZOE2.jpg Jehuty Zone of The Enders Pulseman, Bravoman, J-Bomb, Radiant Gleam, Tracer
Wizeman the Wicked.jpg Wizeman NiGHTS Wizeman's Domain NiGHTS, Opa-Opa
Dural-blocky.gif Dural Virtua Fighter Dural's Stage Akira Yuki, Bahn
C58af1324144a14c9b543120d5209f44.jpg Mr. X Streets of Rage Mr. X's Office Axel Stone, Kunio/Riki*, Kyoko/Misako*
Dark raven.jpg Dark Raven Billy Hatcher and the Giant Egg Giant Palace Billy Hatcher, Amigo, Alex Kidd, ChuChus
Golden Silver Assist SSB6.png Golden Silver Gunstar Heroes Gunstar Red, Han Samuel
Img322906 l.png Dark Prince Puyo Puyo Arle Nadja, Amitie, Schezo Wegey
Grandmaster Meio.png Grandmaster Meio Strider Kazakh City Strider Hiryu, Regulus, Sakura Shinguji, Erica Fonatine, Ichiro Ogami
Boss drokmar.gif Lord Drokmar Magic Sword Nathan "Rad" Spencer, Joseph "Super Joe" Gibson, Cadence
Sodom-katana-final-fight-original-artwork.png Katana/Sodom Final Fight Mad Gear Hideout Guy, Zeku
Pyron-original.jpg Pyron Darkstalkers: the Night Warriors Planet Hellstrom Morrigan Aensland*
Yami (Final Form).jpg Yami Okami Ark of Yamato Amaterasu, Reimu Hakurei, Marisa Kirisame*, Earthworm Jim*
Rathalos SSBU.png Rathalos Monster Hunter Ancestral Steppe Monster Hunter, Dirk the Daring, Euden, Piranha Plant, Koopa Troopa, Waluigi*
Resident Evil 1 HD Tyrant.png Tyrant (T-002 Model) Resident Evil Chaos At Tricell Chris Redfield, Leon Kennedy, Heather Mason, Jack Cayman
AstarothGnG.png Astaroth Ghosts 'n Goblins Demon Village Sir Arthur
Folgaran.jpg Folgaran the Armour Beast Klonoa Claire Moa Temple Klonoa, The Prince, Don-chan
Ogre Tekken Tag Tournament 2.png Ancient Ogre Tekken Ogre's Temple Jin Kazama, Valkyrie, Solaire, Siegfried*, Rick Taylor*
SOULCALIBUR-VI INFERNO ART 1538574724.png Inferno Soul Calibur Siegfried/Nightmare, Sophitia
Rez.png Rez Gex Rezopolis Gex, Captain Rainbow
1443204-beastector01.png Beastector Mischief Makers Planet Clancer Marina Liteyears, Epsilon-Eagle
Ender Dragon.gif Ender Dragon Minecraft The End Steve/Alex, Rayman*
Cuphead devil sprite.png The Devil Cuphead Inkwell Hell Cuphead/Mugman
Mrkarate-ex-kof13-2.png Mr. Karate (Takuma) Art of Fighting Ryo Sakazaki
Rugal-cvs2-fl2.jpg Rugal Bernstein The King of Fighters Black Noah Kyo Kusanagi, Iori Yagami, Terry Bogard*, Kula Diamond*, Ryo Sakazaki*, Nakoruru, Athena Asamiya
Orochi-98um.jpg Orochi The King of Fighters Howard Estate Terry Bogard*, Kyo Kusanagi*, Iori Yagami*, Viewtiful Joe*, Akatsuki, Rock Howard, Kula Diamond
SNKH-Kukri.png Kukri The King of Fighters/SNK Heroines Kukri's Palace Athena Asamiya*, Nakoruru*, Kula Diamond*, Amy Rose*
03 chara 049out.png Verse The King of Fighters Kyo Kusanagi*, Iori Yagami*, Terry Bogard*, Kula Diamond*, Ryo Sakazaki*, Nakoruru*, Athena Asamiya*
Invader Queen.png Invader Queen Metal Slug Marco Rossi*, Fiolina Germi*
Kingleo-savage.jpg King Leo Savage Reign King Lion's Palace Sho Hayate, Ryu*, Ken*, Terry Bogard*, Chun-Li*, Kyo Kusanagi*, Akatsuki*, Ragna The Bloodedge*, Hyde Kido*, Rock Howard*, Earthworm Jim*
NeoCortexN. SaneTrilogy 2.png Dr. Neo Cortex Crash Bandicoot Cortex Castle Crash Bandicoot
Malefor.jpg Malefor Spyro Malefor's Lair Spyro, Gillius Thunderhead
No white background Mr. Dark.png Mr. Dark Rayman Mr. Dark's Lair Rayman
Gigani.gif Gig Guilty Gear Gig's Domain Sol Badguy
BlazBlue Chrono Phantasma Story Mode 17(A).png Highlander: Takemikazuchi Blazblue 13th Hierarchical City of Kagutsuchi Ragna the Bloodedge, Akatsuki*
Skullmageddon - 05.jpg Skullmageddon Double Dragon Skullmageddon's Lair Billy Lee/Jimmy Lee, Kunio/Riki, Kyoko/Misako
Shao Kahn MK11.png Shao Kahn Mortal Kombat Shang Tsung's Island Liu Kang, Scorpion, Sub-Zero, Thora, Sol Badguy*
Dark Kahn render.jpg Dark Khan Mortal Kombat Sephiroth, Laharl*, Liu Kang*

Mortal kombat x pc shinnok render by wyruzzah-d8qyw6j-1-.png

Corrupted Shinnok.jpg

Shinnok Mortal Kombat Ganondorf*, Liu Kang*, Scorpion*, Sub-Zero*
MASTERMIND SPIDER.png Spider Mastermind Doom Hell Doom Slayer
TheSinistarHD.png Sinistar Sinistar Reimu Hakurei*, Marisa Kirisame, Alisa, Reiji Arisu, Xiaomu, Yamato
Ragnarok AH3.jpg Ragnarok Arcana Heart Ragnarok Hangar Heart Aino, Thora*
Drawn to life wilfre by zanaozie.jpg Wilfre Drawn to Life Maxwell, Drawn Hero
Primal rage necrosan by scatha the worm d2cxhl6-fullview.jpg Necrosan Primal Rage Blizzard
273763 w926.jpg The Ever-Peckish Overcooked Chef, Cooking Mama
LeChuck.png LeChuck Monkey Island The Death Starfish Guybrush Threepwood, Vyse
Nihilanth.png Nihilanth Half-Life Xen World Gordon Freeman, Chell
Giga Mermaid.png Giga Mermaid Shantae Mermaid Falls Shantae
God flowey.png Omega Flowey Undertale Underground Frisk, Kris, Sans, Ralsei
Marie 1st form.png Bloody Marie Skullgirls Final Atrium Fillia, Frank West, Madeline*
SubconForest 01.jpg The Snatcher A Hat In Time Subcon Forest Hat Kid
Nova.png Nova Tsukuyomi Azure Striker Gunvolt Gunvolt, Copen
Capital B. Render.png Capital B Yooka-Laylee Hivory Towers Yooka and Laylee
The Moon Lord.png Moon Lord Terraria The Moon Terrarian
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