Fusionism

Fusionism
Son Goku and Vegeta (Dragon Ball Super) performing the Fusion Dance to form Gogeta.
Power/Ability to:	Fuse into one being or multiple beings.

"Fuuu...sion!! Ha!!"

― Dragon Ball Z

"What Amethyst is attempting to say is Opal is an amalgam of our combined magical and physical attributes fused into a single entity."

― Pearl to Steven Universe (Steven Universe: Giant Woman)

The power to fuse. Sub-power of Unity Force Manipulation. Opposite to Fission Inducement.

Also Called

• Combined Forms/Inducement
• Fusion Forms/Inducement
• Omnifusion
• Superior Splicing
• Synthesis/Fusion

Variant Terms

• DNA Fusion (Biological)
• Elemental Fusion (Element)
• Power Fusion (Powers)
• Spiritual Merging (Spiritual)

Capabilities

Users can fuse together objects, powers, emotions, concepts, living beings, or even themselves with something else, turning into single unit. They can also combine their physical attributes, abilities, and powers together to form a new being that is stronger, faster, smarter, and more powerful than they were alone.

Applications

• Fusing together Magic and Chemistry Manipulation, two distinct powers, to form Alchemy.
• Compound Fusion - Fusing parts of an entity back together, as a whole.
• Fusing a television and a cellphone to create a Holocron.
• Fusing animals, people, creatures, etc. to create Chimerism, Hybrids, etc.
• Fusing powers and Enhanced Combat to create Combat Merging.
• Fusing various matter to create Matter Melding.
• Fusing powers to create Power Mixture.
• Fusing with another being and their powers would either augment their own superpowers by absorbing the same power/ability or bestow themselves new superpowers.

Techniques

• Evolving Fusionism
• Fusion Attacks
• Fusion Combat
• Fusion Defense
• Fusion Empowerment
• Gestalt Form
• Gestalt Mind
• Gestalt Soul

Variations

• Absolute Fusion
• Absorptive Merging
• Almighty Object Fusion
• Alternate-Self Merging
• Artificial Element Merging
• Amalgamation
• Area Fusion
• Combat Merging
• Conjoined Physiology
• Corrupted Fusion
• Elemental Merging
  • Digital Fusion
  • Gas Merging
  • Plant Merging
  • Liquid Merging
  • Solid Merging
• Entity Fusionism
  • Soul Merging
• Form Combination
• Fusion Kiss
• Infusion
• Merging Vision
• Object Combination
  • Weapon Combination
• Structure Merging
  • Planetary Merging
• Type Combination
• World Merging

Associations

• Amalgamorphing
• Absorpion
• Fission Entity Physiology
• Fission Inducement
• Fused Existence
• Fusion Arts
• Fusion Independence
• Hybrid Physiology
• Morphamerge
• Union Attack
• Unity Force Manipulation

Limitations

• Merging Immunity
• Not all fusions will lead to good results.
• Fusing emotions might prove unstable or temporary.
• Users of Immutability cannot be affected.
• May cause Divided Mind if the separate minds don't merge.
• May be either temporary or irreversible.
• Weak against Fusion Negation.
• May be on a Time Limit.
• May only work on individuals who are blood related (I.E. twin brother or sister, twin brothers, or twin sisters).
• May not work on individuals who are not blood related.
• May only work on the type of matter or material.

Known Users

See Also: Fusion Dance and Two Beings, One Body.

Anime/Manga

• Joseph (Ancient Magus' Bride)
• Biorgs (Biorg Trinity); via Bio Bugs
• Tatsumi Oga/Baby Beel (Beelzebub); via Super Milk Time
• Coyote Starrk and Lilynette Gingerbuck (Bleach); via their Resurrección
• Various characters (Bobobo-bo Bo-bobo)
  • Bobobo-bo Bo-bobo
• Staphylococcus aureus (Cells at Work!)
• Yamai (Date A Live); into Yamai Kazamachi
• Mio Takamiya and Reine Murasame (Date A Live)
• Tohka Yatogami and Tenka (Date A Live); into Dea
• Enmu (Demon Slayer: Kimetsu no Yaiba); with the Mugen Train
• Numerous Digimon (Digimon); via DNA Evolution and Digixros
  • Angewomon and LadyDevimon; into Mastemon
  • Apollomon and Dianamon; into GraceNovamon
  • ExVeemon and Stingmon; into Paildramon
  • Kimeramon and Machinedramon; into Millenniummon
  • WarGreymon and MetalGarurumon; into Omnimon
  • Rosemon and Lotosmon; into Rafflesimon
  • Piedmon and Myotismon; into Boltboutamon
  • Seven Great Demon Lords; into Ogudomon
• Kimeramon (Digimon)
• Appmon (Digimon Universe: Appli Monsters); via Applink and Appfusion
• Namekians (Dragon Ball series); via Namekian Fusion
• Users of the Fusion Dance technique (Dragon Ball series)
  • Metamorans
  • Goten and Trunks; into Gotenks
  • Goku and Vegeta; into Gogeta
• Users of the Potara Earrings (Dragon Ball series)
  • Supreme Kai’s
  • Goku and Vegeta; into Vegito
  • Caulifla and Kale; into Kefla
• Users of the Merge Technique (Dragon Ball Z)
  • Abo and Kado
  • Rasin and Lakasei
• Uub/Majin Buu (Dragon Ball GT)
• Android 17 and Hell Fighter 17 (Dragon Ball GT)
• Nezi, Ribet, and Bizu (Dragon Ball GT)
• Kamin and Oren (Dragon Ball Heroes); into Kamioren
• Jasdero and Devit (D.Gray-man); into Jasdevi
• Shinra Kusakabe, Shō Kusakabe and Mari Kusakabe (Fire Force); into Shinrabanshō-Man
• Somera Nonomoto (Fushigi na Somera-Chan)
• Some alchemists (Fullmetal Alchemist)
• Shu Ouma (Guilty Crown)
• Lagann (Gurren Lagann)
• The Flat Sisters (Marchen Awakens Romance)
• Snow and Koyuki (Marchen Awakens Romance)
• Kai Chisaki/Overhaul (My Hero Academia)
• Users of the Chimera Technique (Naruto)
• Kisame Hoshigaki (Naruto)
• Hiruko (Naruto)
• Hiruko's Team (Naruto); via into a Chimera
• Charlotte Newshi (One Piece); via Mix-Mix Fruit/Gocha Gocha no Mi
• Various characters (One-Punch Man)
  • "Monster King" Orochi
  • Psykos; via telekinesis, can only fuse with Orochi
  • Drive Knight; can only fuse with other robotical entities
  • Genos; can only fuse with other robotical entities
  • Baquma; via inhaling monsters
  • Black Sperm; can only merge with his constituent cells
• Burst Warriors (Pokémon RéBURST)
• Gyokuro Shuzen/Alucard (Rosario + Vampire)
• Lady Oyakata (Rosario + Vampire)
• Enterrans (Shinzo)
• Yadokhan/Isohgin (Yes! Pretty Cure 5 GoGo!)
• Duelists (Yu-Gi-Oh!); via the Polymerization card
• Yuma and Astral (Yu-Gi-Oh! ZEXAL); via the power of ZEXAL

Cartoons

• Glitch Witches (Battle Kitty)
• Matoran (BIONICLE); into Matoran Nui
• Toa (BIONICLE); into Toa Kaita
• BoBoiBoy (BoBoiBoy franchise); via Elemental Fusion
• Fusion Users (Danny Phantom)
  • Danny Fenton/Phantom
• Lexiac/Luthoriac (Justice League Unlimited)
• B'wana Beast (Batman: The Brave and the Bold)
• Plagg and Tikki (Miraculous: Tales of Ladybug and Cat Noir)
  • Gimmi
• Mixels (Mixels); via a "Cubit"
• Darrell (OK K.O.! Let's Be Heroes)
• Shannon (OK K.O.! Let's Be Heroes)
• Mikayla (OK K.O.! Let's Be Heroes)
• Raymond (OK K.O.! Let's Be Heroes)
• Ernesto (OK K.O.! Let's Be Heroes)
• Dr. Heinz Doofenshmirtz (Phineas and Ferb); via Combine-inator
• Blisstina Utonium (The Powerpuff Girls)
• Tekdroids (Sendokai Champions)
• Zero (SMG4) Via SMG0 and Niles
• Gems (Steven Universe)
• Trix (Winx Club)
• Geo (Ninjago: Dragons Rising)
• Impossible Man (Hulk and the Agents of Smash)

Comics

• Feist (Archie's Sonic the Hedgehog)
• Mitchael Maxwell/B'wana Beast (DC Comics)
• Dominic Mndawe/Freedom Beast (DC Comics)
• Perpetua (DC Comics)
• Firestorm (DC Comics)
• Trilopods (Godzilla: Rulers of Earth)
• Kosmos/Maker (Marvel Comics)
• Scarlet Warlock (Marvel Comics)
• The Sentry and the Void (Marvel Comics); as Merged Sentry
• Access (Marvel/DC Comics)

Movies

• Incubus (DC Extended Universe)
• The Long One (Slither)
• Superfly/SuperDuperFly (TMNT: Mutant Mayhem)
• Ruber (Quest for Camelot)

Mythology

• Adonis (Greek Mythology); blood fused with Aphrodite's tears and created Anemones.
• Aphrodite (Greek Mythology); tears fused with Adonis' blood and created Anemones.

Live Television

• Rita and Nita (Charmed 2018)
• Mewtwo (Detective Pikachu)
• Dalek Sec (Doctor Who)
• Reinigen (Grimm); over a dozen into a Riesen-Ratte
• Mixmaster (Tremors: The Series)
• Various Ultramen and certain kaiju (Ultraman series)
  • Guar Siblings
• Ethan Conrad Steiner and Aiden Jacob Steiner (Teen Wolf)
• Dominic Mndawe/Freedom Beast (Titans)
• General Tynamon (Power Rangers Super Ninja Steel); briefly via Ninja Fusion Star

Video Games

• Labolas (Bayonetta 3)
• Ribby and Croaks (Cuphead)
• Ifrit and Phoenix (Final Fantasy XVI); into Ifrit Risen
• Ennard (Five Nights at Freddy’s: Sister Location)
• Herrscher of Earth and Ice (Honkai Impact 3rd)
• Kurome Ankokuboshi/Dark Orange (Hyperdimension Neptunia)
• Dark CPUs (Hyperdimension Neptunia)
• Saturos and Menardi (Golden Sun)
• Ganon and Yuga (The Legend of Zelda)
• Kellad/Ergoth (MapleStory); into Guard Captain Darknell via Rubian (Black Mage's Transcendent power)
• Elite Bosses (MapleStory); via Rubian (Black Mage's Transcendent power)
  • Mogadin the Black Knight; Mogg combined with the spirit of Hardin
  • Khaliain the Mad Mage; Khalid combined with the spirit of Ain
  • Julai the Vicious Hunter; Juli combined with the spirit of Ryan
  • CQ57 the Rampant Cyborg; Coleman combined with the spirit of Quieg
  • Freyd the Bad Brawler; Freya combined with the spirit of Ed
• Spawny (Mario + Rabbids Kingdom Battle)
• Ultron and Sigma (Marvel vs. Capcom: Infinite)
• Bit/Byte (Mega Man X3)
• Kyurem/Reshiram (Pokémon)
• Kyurem/Zekrom (Pokémon)
• Necrozma/Solgaleo (Pokémon)
• Necrozma/Lunala (Pokémon)
• Aogami (Shin Megami Tensei 5)
• Seraph (Shin Megami Tensei: Digital Devil Saga)
• Murasaki Yatsu and Kiryuu Sabato (Taimanin Asagi)
• Pyra and Mythra (Xenoblade Chronicles); into Pneuma
• Tazaroc, Ozletc & Niruul (Destiny); into Inotam, Oblivion's Triune
• Mega Man (Mega Man); via Rush
• Super Bass (Mega Man)
• Iris (Mega Man X)
• Cross Fusion users (Mega Man Battle Network)
• Multiple characters (Mega Man Star Force)
• Iris -another- (Mega Man X DiVE)
• Kingtron (Marvel Future Revolution)

Web Original

• SCP-049 - Plague Doctor (SCP Foundation)
• SCP-2946 - Overly Large E. Coli (SCP Foundation)

Known Objects

• Spear of Fusion (BIONICLE)
• Fusion Gene (Breath of Fire III)
• Combine-O-Tron 2000 (Captain Underpants)
• Neuro-scanning (Denma); via Mating
• Appli Drive (Digimon Universe: App Monsters)
• Darkness Loaders (Digimon Xros Wars/Fusion)
• Xros Loaders/Fusion Loaders (Digimon Xros Wars/Fusion)
• Magic Cylinder (Dive Olly Dive: A Hero's Magical Quest)
• Metamo-Ring (Dragon Ball Fusions)
• Potara Earrings (Dragon Ball)
• Half Day Transformation Station (The Fairly OddParents)
• Ghost Ball Double X/Ghost Ball Z/Ghost Ball ZERO (The Haunted House/Shinbi Apartment)
• Locacaca Fruits (JoJo's Bizarre Adventure Part VIII: JoJolion)
• Wall Eyes (JoJo's Bizarre Adventure Part VIII: JoJolion)
• Cubits (Mixels)
• Talisman of Kamar-Taj (Marvel Comics)
• Dyad of Nebulon (Mighty Med); when it two pieces are combine it turns Wallace and Clyde into Catastrophe and vice-verse when the pieces are separated.
• Time Teleporter (Monster High: Freaky Fusion); through accident
• Combine-Inator (Phineas and Ferb)
• Ruber's potion (Quest for Camelot)
• Transporters (Star Trek); through accident
• Tron’s Identity Disc (Tron: Uprising)
• Orb Ring (Ultraman Orb)
• Millennium Scale (Yu-Gi-Oh!)
• Polymerization card (Yu-Gi-Oh!)
• Ninja Fusion Star (Power Rangers Ninja Super Steel)

Known Powers

• Firestorm Matrix (Arrowverse/DC Comics)

Gallery

Cartoons

Ben 10,000's Biomnitrix (Ben 10: Omniverse) can fuse any two Omnitrix aliens into one transformation.

Ben 10 (Heroes United) turns into the alien Upgrade and fuses with Generator Rex to create the Upgrade Suit that upgrades the latter’s nanites abilities.

Ben 23 (Ben 10) turns into Techno-Bubble and fuses with Ben 10's Clockwork to upgrade with new abilities.

In order to free himself from all his grief and emotions caused by him losing both his family and friends, Danny Fenton (Danny Phantom) had Vlad Masters split his human half from his ghost half, but freed from his emotions, his ghost half merged with Vlad's ghost half…

…Danny's ghost half filled with all his negative emotions was further corrupted through him fusing with Vlad's evil ghost half, resulting in the creation of the most powerful and sinister ghost to ever to exist on the planet…

…who wreaked havoc across both the Human World and Ghost Zone for ten years, Dark Danny became the most powerful, strongest, and evilest ghost in existence.

Denzel Crocker (The Fairly OddParents) became half man and half cheese when Timmy's Half Day Transformation Station fused him with cheese.

Brainiac and Lex Luthor (Justice League Unlimited) fuse to become one being known as Luthoriac.

B'Wana Beast (Batman: The Brave and the Bold) can fuse any form of living creature, including humans, together into new creatures.

Boxman's robots (OK K.O.! Let's Be Heroes) combined into Boxbot Prime.

The Crystal Gems (Steven Universe) are members of a race of magical aliens capable of fusing together with one another, creating different variants of fusion-beings.

Steven and Amethyst (Steven Universe) fuse to form Smoky Quartz.

BoBoiBoy (BoBoiBoy franchise) using his two elements to combine themselves to be one. It is also one of the powerful elements than splitting. For example, BoBoiBoy FrostFire

Bliss (The Powerpuff Girls 2016 TV series) can fuse with Blossom, Bubbles and Buttercup with the power of sisterhood to form a Mega Powerpuff Girl.

Superfly (TMNT: Mutant Mayhem) fused himself together with other animals, thus becoming SuperDuperFly.

Impossible Man (Hulk and the Agents of Smash)

Comics

Feist (Archie's Sonic the Hedgehog) was able to condense all of the thousands of Chaos Emeralds across the universe into seven differently colored gems.

B'wana Beast (DC Comics) can fuse two to four different types of animals into powerful chimeras.

Successor to B'wana Beast, Freedom Beast (DC Comics) has the same ability to fuse two to four different animals together into chimera-like creatures...

…like this leopardphant, half leopard and half elephant.

The Firestorm Matrix (DC Comics) enables Firestorm to merge with other beings.

After absorbing energy from other kaiju, an Alpha Trilopod (Godzilla: Rulers of Earth) merges with a Beta Trilopod...

...creating a new Trilopod with both the powers and physical characteristics of the target kaiju.

The Deathwalkers (Marvel Comics) used the Talisman of Kamar-Taj to merge into...

...Deathwalker Prime, a powerful monstrosity with total control over the four classical elements, and thus mastery of the fifth: the soul.

Scarlet Warlock (Marvel Comics) was an alternate version of the Scarlet Witch who attempted to transfer Wolverine's Adamantium skeleton into Magneto's body to make her even more powerful...

...but failed, resulting in the accidental fusion of Wolverine, Magneto, Quicksilver, Mesmero, and Scarlet Warlock into a single entity known as Brother Mutant.

Anime/Manga/Aeni/Manhwa

Griffith and Guts and Casca's son (Berserk) fused together upon Griffith using the child to reincarnate, the child can take over Griffith's body come full moon.

Coyote Starrk and Lilynette Gingerbuck (Bleach) used to be a single being that split itself into two...

...to use their full powers they must merge.

Tatsumi Oga and Baby Beel (Beelzebub) have merged together through Super Milk Time.

Yamai Kazamachi (Date A Live) is the result of the fusion of Kaguya Yamai and Yuzuru Yamai, however this fusion is not the original Yamai sisters prior to becoming a Spirit but instead a recreation of the original.

Kimeramon (Digimon)

Omegamon (Digimon), the fusion of Wargreymon and MetalGarurumon

Omegamon: Merciful Mode (Digimon), the fusion of Omegamon, Rosemon, Magnadramon, Vikemon, HerculesKabuterimon, Seraphimon, & Hououmon.

Rafflesimon (Digimon), the fusion of Lotosmon and Rosemon

Mastemon (Digimon), the fusion of Angewomon and Ladydevimon

GraceNovamon (Digimon), the fusion of Apollomon and Dianamon

Ordinemon (Digimon), the fusion of Ophanimon Falldown Mode and Raquelmon

Paildramon (Digimon), the fusion of ExVeemon and Stingmon

Voltobautamon (Digimon), the fusion of Piedmon and Myotismon

Appli Drive (Digimon)

Namekian like Piccolo (Dragon Ball series) can use Namekian Fusion to merge with other members of their species.

Potara Earrings (Dragon Ball series) can fuse any two individuals together when said individuals each wear one earring on opposite ears...

...Vegito is the result of Son Goku and Vegeta wearing the Potara earrings...

Merged Zamasu (Dragon Ball Super) is the result of Goku Black and Future Zamasu using the Potara earrings.

Kefla (Dragon Ball Super) is the Potara fusion of Kale and Caulifla.

Developed by the Metamorans, the Fusion Dance (Dragon Ball series) is a short series of poses that are performed by two individuals of equal power levels and roughly equal size...

...Trunks and Son Goten performing the Fusion Dance to form Gotenks...

...Gogeta is an alternate fusion between Son Goku and Vegeta by performing the Fusion Dance.

Shu Ouma (Guilty Crown) is able to fuse two or more Voids into one; here, he fuses the Voids of Kenji Kido and Inori Yuzuriha into a massive energy cannon.

Locacaca Fruits (JoJo's Bizarre Adventure Part VIII: Jojolion) that fused Josefumi Kujo & Yoshikage Kira into Josuke Higashikata.

At the end of the anime, Snow and Koyuki (Marchen Awakens Romance) become one being so they can live with Ginta in his world.

Hiruko's Team (Naruto Shippūden The Movie: The Will of Fire) consisting of Ichi, Ni, San, and Hiruko himself

Hiruko (Naruto Shippūden The Movie: The Will of Fire) acquired a technique that allows for the fusion between different organic beings. In other-words, integrate the bodies of others with his own, allowing him to obtain any kekkei genkai they possess, as well as physicality, other special traits, and absorb their chakra. Such as...

assimilate a Kumogakure shinobi that has a kekkei genkai...

assimilate a Iwagakure Shinobi that has a kekkei genkai...

assimilate a Sungakure Shinobi that has a kekkei genkai...and even...

assimilate a Kirigakure Shinobi that has a kekkei genkai all into him. While his three comrades...

Ichi (Naruto Shippūden The Movie: The Will of Fire)

Ni (Naruto Shippūden The Movie: The Will of Fire)

San (Naruto Shippūden The Movie: The Will of Fire) who uses the...

Chimera Technique to...

fuse his comrades and himself into a chimera beast.

Kisame Hoshigaki (Naruto) fused with his blade Samehada.

Madara Uchiha (Naruto) equips his Susanoo armor onto Kurama/Nine-Tails to increase offense, defense and control.

Sasuke Uchiha (Naruto) equips his Susanoo armor onto Kurama to increase offense, defense and teamwork.

Fusion of Psychos/Psykos & "Monster King" Orochi (One-Punch Man)

Using the Burst technique, Ryouga (Pokémon RéBURST) fuses with Zekrom.

Gyokuro Shuzen (Rosario + Vampire) merged with Alucard.

Lady Oyakata (Rosario + Vampire) fused with her plants.

Polymerization (Yu-Gi-Oh) takes two.

Hari Koo and Doori Koo (The Haunted House/Shinbi Apartment)

Bobobo-bo Bo-bobo (Bobobo-bo Bo-bobo) had fused with Dengakuman to turn into Denbo.

Video Games

The Pirabbid Plant (Mario + Rabbids Kingdom Battle) is the result of Spawny fusing a Rabbid with a Piranha Plant.

Spawny (Mario + Rabbids Kingdom Battle)

Ultron Sigma (Marvel vs. Capcom: Infinite) is the result of Ultron and Sigma fusing.

Ennard (Five Nights at Freddy's)

Kurome Ankokuboshi/Dark Orange (Hyperdimension Neptunia) and other Dark CPUs...

...Such as Dark Black (Hyperdimension Neptunia)

...Dark Green (Hyperdimension Neptunia)

...Dark Purple (Hyperdimension Neptunia)

...And Dark White (Hyperdimension Neptunia)

Fusion Dragon (Golden Sun) is the fusion between Saturos and Menardi.

Yuga Ganon (The Legend of Zelda) is the fusion between Yuga and Ganon.

Guard Captain Darknell (MapleStory)

Godkarmachine O Inary (Mega Man X) is the fusion between Bit and Byte.

Kyurem (Pokémon) while fused with Reshiram.

Kyurem (Pokémon) while fused with Zekrom.

Necrozma (Pokémon) while fused with Solgaleo.

Necrozma (Pokémon) while fused with Lunala.

Aogami (Megami Tensei)

Seraph (Megami Tensei)

Ribby and Croaks (Cuphead) can merge into a giant slot machine.

Pneuma (Xenoblade Chronicles) is the fusion between Mythra and Pyra.

Inotam (Destiny) is the fusion of the three Psion Sisters Tazaroc, Niruul and Ozletc.

Mega Man and Rush (Mega Man) fused together as Super Mega Man.

Iris (Mega Man X) fuses with her older twin brother Colonel's core to become the Ride Armor-like ultimate combat Reploid.

The Cross Fusion of Lan Hikari and MegaMan.EXE (Mega Man Battle Network)

Mega Man (Mega Man Star Force), the fusion of Geo Stelar and Omega-Xis.

Iris -another- (Mega Man X DiVE) is the manifestation of what the combined programs of Iris and Colonel would be had their original single-Reploid plan been feasable, possessing the body of Iris and the personality of both.

Edward Brock (Spider-Man: Edge of Time) who is Anti-Venom that rushes at...

Walker Sloan (Spider-Man: Edge of Time) who bumps into...

Otto Octavius (Spider-Man: Edge of Time) who is known as Doc Ock, is thrown into an unstable time machine portal and becomes...

Atrocity (Spider-Man: Edge of Time) which is a combined fusion amalgamation of all three villains all together. And in the Nintendo DS version...

Aleksei Sytevich (Spider-Man: Edge of Time) who is known as Rhino fuses with Doc Ock instead of Anti-Venom to make...

Another fused version of Atrocity with Rhino.

Kingtron (Marvel Future Revolution)

Live Television/Movies

General Tynamon (Power Rangers Super Ninja Steel) was temporarily able to use the Ninja Fusion Star to create the mega monster Megamauler after he stole Levi Weston/Gold Ninja Steel Rangers voice to use the Ninja Star.

Shrikethorn (Pacific Rim: Uprising) is a Category IV Kaiju along with...

Raijin (Pacific Rim: Uprising) which is also a Category IV Kaiju, and...

Hakuja (Pacific Rim: Uprising) which is also a Category IV Kaiju, that fuses altogether with the aid of...

Rippers (Pacific Rim: Uprising) which are Kaiju-Jaeger Hybrids that have the ability to fuse the three Kaijus into one...

Mega-Kaiju (Pacific Rim: Uprising) which is a combined amalgamation of the three Category IV Kaiju fused into one being.

Ruber (Quest for Camelot) uses a special potion to merge human beings with weapons...

...doing so with himself and Excalibur to ensure no one would ever take it from him.

Incubus (DC Extended Universe) fused his host together with other people to make himself stronger.

Dalek Sec (Doctor Who) merged together with Mr. Diagonals and became a Human-Dalek hybrid.

Mewtwo (Detective Pikachu) has the power to place a person’s mind into a Pokémon’s body.

Wallace and Clyde (Mighty Med) are twin supervillains who can use the Dyad of Nebulon to transform into the most powerful supervillain in the galaxy Catastrophe. But when the amulet is broken into two the twins are then reverted to their separate selves with separate abilities and are nearly powerless.

The Long One (Slither) fused itself and all its human hosts together to form a grotesque pile of flesh.

The F.I.R.E.S.T.O.R.M. Matrix (Arrowverse) allows it to host Martin Stein to merge and have a connection with either Ronnie or his current half Jefferson.

Videos

Gogeta vs Broly Full Fight English Dub HD-2

Super saiyan 4 fusion for the first time-2

Goten And Trunks Fuse As Super Sayians-2

Lex Luthor and Brainiac finally become one - Justice League Unlimited

SCP-049 illustrated (The Plague Doctor) Updated ft. TheVolgun, Site-42, Dr Cimmerian & Dr Viewless

Midway city Subway attack.... Suicide squad-2

Teenage Mutant Ninja Turtles- Mutant Mayhem (2023) - Superfly Transforms Scene - Movieclips-2

Teenage Mutant Ninja Turtles- Mutant Mayhem (2023) - Fighting Superduperfly Scene - Movieclips-2

Teenage Mutant Ninja Turtles- Mutant Mayhem (2023) - April Pukes Scene - Movieclips-2

Teenage Mutant Ninja Turtles- Mutant Mayhem (2023) - Saved by New York Scene - Movieclips-2

The Magic Sword- Quest for Camelot - Ruber (English) HD-2

The Dalek Hybrid - Daleks in Manhattan - Doctor Who-2

A Human Dalek - Daleks In Manhattan - Doctor Who-2

POKÉMON Detective Pikachu (2019)- Howard takes control over mewtwo (8-10) - pikachu - Movie Scene-2

Guilty Crown Official Clip - The Destructive Power of the Void Unleashed-2

Gogeta VS Vegito (Dragon Ball) - DEATH BATTLE!-2

Gogeta VS Vegito (Dragon Ball) - DBX-2

Slither- Alien Parasite

Alien Impregnation Scene from Slither (2006)

I Got A Surprise For You...

For Better or For Worse - Slither (2006) - Fear

Killing The Alien Hive (Final Scene) - Slither - Science Fiction Station