A list of extraterrestrials currently either living on or at war with the people of planet Earth.
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All items (419)
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A
- Adam's species
- Agharta
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- Akiridion
- Alien (Alien Abduction, 2005)
- Alien (Alien Apocalypse)
- Alien (Alien Outpost)
- Alien (Bermuda Tentacles)
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- Alien (Fallout 3)
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- Alien (Heatstroke)
- Alien (Horror Express)
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- Alien (Scooby-Doo and the Ghoul School)
- Alien (SpongeHenge)
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- Alien (The Adventures of Tintin)
- Alien (The Forgotten)
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- Alien Agents (The Arrival, 1996)
- Alien Cockroach
- Alien Duck
- Alien Z's Species
- Alienator (Totally Spies)
- Aliens (Monsters)
- Allen Wrench
- Anasazi
- Anasazi (Jonny Quest)
- Ancient Astronaut
- Andresian
- Angel (Lilo & Stitch)
- Angel (Wildstorm)
- Antarean
- Antlion
- Anunnaki
- Apothicon
- Arakshu
- Archanan
- Arquillian
- Ass-blaster
- Astrotot
- Atlach-Nacha
- Atlantean (Nadia: The Secret of Blue Water)
- Atlantean (SpongeBob SquarePants)
- Atmospheric Beast
- Atrocian
- Avatar (Birthdays: The Beginning)
B
- Bag
- Alec Baldwin
- Balunian
- Banshee (Roswell Conspiracies)
- Baron of Hell
- Barugaron
- Bassam
- Beheeyem
- Beta (The Ship of Monsters)
- Bi-Cranial
- BigFace Dragon
- Biomorphs
- Black Arms
- The Blob
- Blood Tribe
- Blue (Blue Gender)
- Blue Alien Dragon
- Blue Humanoid
- Blue-furred Feline
- Body Squeezer
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- Brainy Dragon
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- Buster (Tales of Arcadia)
- Butterfly
- Byvoid
C
- C18 Locker Aliens
- Calvin
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- Carnagor
- Carnivorous Plant (Power Rangers)
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- Caste (Cowboys & Aliens)
- Castithan
- Celeste (HuniePop)
- Celeste (My Stepmother is an Alien)
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- Ceph
- Ceph Heavy
- Cephalopoid
- Cerulean
- Chesixian
- Chilla Chilla
- Chocky
- Chupacabra
- Cow
- Crawfordsville Monster
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- Crite
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- Crystalline Entity (Chronicle)
- Cyberdemon
- Cyclops (Roswell Conspiracies)
D
- Deadly Spawn
- Death Angel
- Demon (Doom)
- Demon (Hellgate)
- Demons (Nanatsu no Taizai)
- Denis Leary
- Dennis Rodman
- Desghidorah
- Devonian
- Devonian (Time's Black Lagoon)
- Dog (Good Boy!)
- Doomlord
- Doppelgänger (The Twilight Zone)
- Doubledip
- Dover Demon
- Dragotron Dragon
- Dryad (The Troop)
- Dupe (Lilo & Stitch)
- Eliza Dushku (Hulu)
E
F
G
- Gaijin's Species
- Gargantosaurus
- Evie Garland
- Gem
- Giant (Hilda)
- Giant Isopod (Sherman's Lagoon)
- Gigan
- Glaaki
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- Glitch
- Globbling
- Globular Hydrodragon
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- Goliath's Species
- Goody
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- Grabber
- Graboid
- Grandma Taters' species
- Great Old One
- Grineer
- Ground Alien (10 Cloverfield Lane)
- Gulanee
H