"How blithely you use the word alien; you have no idea how alien a thing can be."
― The Dark Side of the Sun, Terry Pratchett
"This planet is the home to the largest mass of organic creatures ever seen. What breeds down in the pits of the planet is unknown and unrecognizable, but can be purchased for a low price at Woboo: Land O' Meat."
― Merchant on the planet Gyges. (Tyrian)
"I'm from outerspace, Jeff. I can do lots of cool shit."
― Roger (American Dad!)

The power to use the abilities of life outside and doesn't originate from Planet Earth. Variation of Cryptid Physiology.

Also Called

  • Alien Form/Mimicry
  • Extraterrestrial Form/Mimicry/Physiology


User with this ability either is or can transform into an extraterrestrial/alien: life forms that are of extraterrestrial origin. Given the near infinite variety of possible extraterrestrials, even only the ones in fiction, a user can conceivably use nearly any power.


  • Gain the form of extraterrestrials from fables.
  • Possess any special abilities of extraterrestrial creatures.

Common alien abilities


See the list of fictional extraterrestrials for further possibilities.


Known Users

See Also: Alien Tropes and Aliens Wiki.


  • Alien Monsters (Godzilla/Unleashed)
  • Aliens (Star Wars)
  • Na'vi (Avatar)
  • Palulukan (Avatar)
  • Angtsìk (Avatar)
  • Tetrapteron (Avatar)
  • Viperwolf (Avatar)
  • Fan Lizard (Avatar)
  • Species (Species)
    • Sil
    • Eve
    • Patrick Ross
    • Sara
    • Miranda
    • Azura
    • Half-Breeds
  • Paul (Paul film)
  • E.T. (E.T. The Extra-Terrestrial)
  • Engineers (Alien series)
  • Xenomorphs (Alien series)
  • Neomorphs (Alien Covenant)
  • Taotie (The Great Wall)
  • Yautja (Predator series)
  • Peter Quill (Marvel Cinematic Universe)
  • Drax (Marvel Cinematic Universe)
  • Subject: 89P13/Rocket (Marvel Cinematic Universe)
  • Gamora (Marvel Cinematic Universe)
  • Groot (Marvel Cinematic Universe)
  • Yondu Udonta (Marvel Cinematic Universe)
  • Kraglin Obfonteri (Marvel Cinematic Universe)
  • Rhomann Dey (Marvel Cinematic Universe)
  • Garthan Saal (Marvel Cinematic Universe)
  • Irani Rael (Marvel Cinematic Universe)
  • Bereet (Marvel Cinematic Universe)
  • Collector (Marvel Cinematic Universe)
  • Ronan the Accuser (Marvel Cinematic Universe)
  • Nebula (Marvel Cinematic Universe)
  • Korath the Pursuer (Marvel Cinematic Universe)
  • Thanos (Marvel Cinematic Universe)
  • Outriders (Marvel Cinematic Universe)
  • Aliens (Monsters vs. Aliens)
  • Aliens (Megamind)
  • becky Botsford/wordgirl (wordgirl)
  • miss power (wordgirl)
  • Warring Aliens (Monty Python's The Life of Brian)
  • Aliens (Lilo & Stitch)
  • Aliens (Treasure Planet)
  • Aliens (Battle: Los Angeles)
  • Aliens (The ChubbChubbs!)
    • Meeper
    • ChubbChubbs
  • Calvin (Life 2017 film)
  • Regents (Battleship)
  • Loric (I am Number Four)
    • Garde
      • Number One
      • Number Two
      • Number Three
      • Number Four
      • Number Five
      • Number Six
      • Number Seven
      • Number Eight
      • Number Nine
    • Cepan
  • Mogadorians (I am Number Four)
  • Philo (UHF)
  • The Body Squeezers (Goosebumps)
  • Psychlos (Battlefield Earth)
  • Harvesters (Independence Day Series)
  • Alien Beast (The Cabin in the Woods)
  • Aliens (A Quiet Place)
  • King Ghidorah (MonsterVerse)
  • Bioraptors (Pitch Black)
  • Aliens (Liquid Sky)
  • Brandon Breyer/Brightburn (Brightburn)
  • Formics (Ender's Game)
  • Aliens (Valerian and the City of a Thousand Planets)
  • D'Bari (X-Men: Dark Phoenix)
  • The Brother (The Brother from Another Planet)
  • Man in Black #1 (The Brother from Another Planet)
  • Man in Black #2 (The Brother from Another Planet)

Live Television

  • Aliens (Stargate franchise)
  • Gallifreyans (Doctor Who)
  • Daleks (Doctor Who)
  • Cybermans (Doctor Who)
  • Weeping Angels (Doctor Who)
  • Zygons (Doctor Who)
  • Demogorgon (Stranger Things)
  • Tenctonese (Alien Nation)
  • Visitors (V)
  • Aliens (Star Trek)
  • Cirronian (Tracker)
  • Vardian (Tracker)
  • Several Characters (Mighty Med)
  • Blancmange (Monty Python's Flying Circus)
  • Pleskit (I Was a Sixth Grade Alien)
  • Seijin (Ultraman)
  • Ultras (Ultraman)
  • Aliens (Freaky)
  • Prince Yubi (Benji, Zax & the Alien Prince)
  • Khyber (Benji, Zax & the Alien Prince)
  • Darah (Benji, Zax & the Alien Prince)
  • Coordinator Zang (Dani's House)
  • Coordinator Zark (Dani's House)
  • Grob (Pig's Breakfast)
  • Meeba (Pig's Breakfast)
  • Hoobs (The Hoobs)
  • DottyWot (The WotsWots)
  • SpottyWot (The WotsWots)
  • Siriusians (Children of the Dog Star)
  • Sir Reginald Hargreeves (The Umbrella Academy)


  • Martians (Adventure Time)
  • Warren Ampersand (Adventure Time)
  • Mr. Bean's Species (Mr. Bean)
  • Aliens (The Adventures of Jimmy Neutron: Boy Genius)
  • Kid of Mars (A Kid of Mars Learns Chinese)
  • Aliens (Aliens Among Us)
  • Aliens (Futurama)
  • Roger (American Dad!)
  • Aliens (Atomic Betty)
  • Ben Tennyson (Ben 10 Series); via the Omnitrix/Ultimatrix
  • Albedo (Ben 10 Series); via the Omnitrix/Ultimatrix
  • Aliens (Ben 10 Series)
  • Michael Jackson (Black Dynamite)
  • Aliens (Buzz Lightyear of Star Command)
  • Aliens (Cyberchase)
  • Aliens (Dexter's Laboratory)
  • Aliens (The Powerpuff Girls)
  • Aliens (Regular Show)
  • Aliens (Duck Dodgers)
  • Neptuna (The Hydronauts)
  • Irkens (Invader Zim)
  • Aliens (The Jetsons)
  • Aliens (Lavender Castle)
  • Aliens (Lloyd in Space)
  • Yik Yak (Lunar Jim)
  • Fluffies (Lunar Jim)
  • Aliens (Miles from Tomorrowland)
  • Astranova (Monster High)
  • The Alien Eater (Monster Mash)
  • Meap's species (Phineas and Ferb)
  • Eliatrope (Wakfu)
  • Aliens (Plasmo)
  • Popo (Pororo the Little Penguin)
  • Pipi (Pororo the Little Penguin)
  • Aliens (Pororo the Little Penguin)
  • KISSterians (Scooby-Doo! and KISS: Rock and Roll Mystery)
    • Starchild
    • Demon
    • Catman
    • Spaceman
  • Kyle Broflovski/The Human Kite (South Park)
  • Gems (Steven Universe)
  • Aliens (Wander Over Yonder)
  • Aliens (Vampires, Pirates & Aliens)
  • Aliens (3Below: Tales of Arcadia)
  • Space Orbs (Grojband)
  • Blade Stabbington (Grojband)

Video Games

  • Impostors (Among Us)
  • Crewmates (Among Us)
  • Stella (Black Rock Shooter: The Game)
  • Magnolia Arch (Bravely Second)
  • Mantas (Unreal Series)
    • Cave Mantas (Unreal Series)
    • Giant Manta (Unreal: Return to Na Pali)
  • Mercenaries (Unreal Series)
    • Mercenary Elites (Unreal Series)
  • Ethereal (XCOM: Enemy Unknown/X-COM: UFO Defense)
  • Sectoid (XCOM: Enemy Unknown/X-COM: UFO Defense)
  • SOLDIERs (Compilation of Final Fantasy VII)
  • Extraterrestrial Pokémon (Pokémon)
  • Zerg (Starcraft)
  • Protoss (Starcraft)
  • Akrids (Lost Planet)
  • Draenai (Warcraft)
  • Drakks (Unreal II: The Awakening)
  • The Royal Four (Roswell)
  • Aliens (Halo)
  • Yuki Nagato (The Melancholy of Haruhi Suzumiya)
  • Infested marines (Starcraft II: Wings Of Liberty)
  • Infested civilians (Starcraft II: Wings Of Liberty)
  • Infested marines - spawn by Subterran.Unix (Storm of the Imperial Sanctum)
  • Izariens (Unreal II: The Awakening)
  • Jojo Achimu (Ninjutsu series)
  • Kais (Unreal II: The Awakening)
  • Kralls (Unreal Series)
  • Aliens (Valkyrie Crusade)
    • Alien
    • Flatwoods
    • Alien Musse
  • Aliens (Grand Theft Auto 5)
  • Aliens (Hλlf-Life series)
  • Celeste (Huniepop)
  • Kirby (Kirby)
  • Doomers (Kirby)
    • Grand Doomer
    • Sphere Dommers
  • The Keepers (Prey)
  • Titans (Unreal Series)
    • Stone Titans (Unreal: Return to Na Pali)
  • Aliens (Sonic the Hedgehog)
  • Skaarj Troopers (Unreal Series)
  • Skaarj Warriors (Unreal Series)
  • Sliths (Unreal Series)
  • Brutes (Unreal Series)
  • Tatanga (Super Mario Land)
  • Tentacles (Unreal Series)
  • Kyle Broflovski/Human Kite (South Park: The Fractured but Whole)
  • Kyle Shwartz/Human Kite from an Alternate Universe (South Park: The Fractured but Whole)
  • Toscs (Unreal II: The Awakening)
  • Dhaos (Tales of Phantasia)
  • Elves (Tales of Phantasia/Symphonia)
  • Gasbags (Unreal Series)
  • Alien Species (No Man's Sky)
  • Endermites (Minecraft)
  • Glacius (Killer Instinct)
  • Aliens (Oddworld)
    • Glukkons
    • Mudokons
    • Sligs
    • Slogs
    • Gabbits
  • Samus Aran (Metroid)
  • Aliens (Mass Effect)
  • The Aliens (NieR: Automata)
  • Starcast (Skylanders: Imaginators)
  • Mikakunin Tribe Member (Yo-kai Watch 4)
  • Locust Horde (Gears of War)


  • Catians (Cat Planet Cuties)
  • Vademon (Digimon)
  • Vademon X (Digimon)
  • Cyberdramon (Digimon)
  • Aliens (Dragon Ball series)
  • Amanto (Gintama)
    • Yato Clan
  • Zeiram (Iria: Zeiram the Animation)
  • Mikitaka Hazekura (JoJo's Bizarre Adventure Part IV: Diamond is Unbreakable); ???
  • Tsumugi Shiraui (Knights of Sidonia)
  • Gauna (Knights of Sidonia)
  • Zentradi & Meltrandi (Macross)
  • Protoculture (Macross)
  • Ōtsutsuki Clan (Naruto)
  • Boros (One Punch Man)
  • Wevian (Otome No Harawata Hoshi No Iro)
  • Ctarl-Ctarl (Outlaw Star)
  • Incubators (Puella Magi Madoka Magica)
    • Kyubey
  • Keronians (Sgt. Frog)
  • Aliens (Sonic X)
  • Garmillas (Space Battleship Yamato)
  • Delia (Stitch!)
  • Devilukeans (To Love-Ru)
  • Aliens (Urusei Yatsura)
  • Space Invader Monsters (Yu-Gi-Oh!)
  • Neo-Spacian (Yu-Gi-Oh!)


  • The Legion of Superheroes (DC Comics)
  • Lantern Corps (DC Comics)
  • Alien Races (DC Comics)
    • Oans
    • Martians
    • Tamaraneans
    • Thanagarians
    • Titians
    • Kryptonians
    • Daxamites
    • Braalians
    • Durlans
    • Dominators
    • Carggites
  • Augustus Freeman/Icon (DC Comics)
  • Mikaal Tomas/Starman (DC Comics)
  • Mongul the First (DC Comics)
  • Rac Shade, the Changing Man (DC Comics)
  • Despero (DC Comics)
  • Lobo (DC Comics)
  • Atrocitus (DC Comics)
  • Larfleeze (DC Comics)
  • Wraith (DC Comics)
  • Trolls (Homestuck)
  • The Elders of the Universe (Marvel Comics)
  • Alien Races (Marvel Comics)
  • Hulkling (Marvel Comics); an offspring between a Skrull and a Kree
  • Aliens (Teenage Mutant Ninja Turtles)
  • Vampirella (Vampirella); original version only
  • Composite Man (DC Comics)
  • Allen the Alien (Image Comics)

Tabletop Games


  • Ziltoid the Omniscient (Devin Townsend Project)
  • The Blue Aliens (Eiffel 65); music video "Blue (Da Ba Dee)"
  • The Guy (Disturbed); music video "Land of Confusion"




Live Television





Video Games



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