The circumstance in which the user has a supernatural weakness when in contact with a certain object, occurring event, or emotion. Opposite to Affinity.

Also Called

  • Specific Weakening
  • Specific Vulnerability
  • Weakness


Users become weaker when they come in contact with a certain object, event, or emotion. It is also possible to weaken or nullify existing powers as well. Long-term exposure to the aversion may result in fatal bodily conditions (e.g: Cancer), or even death.

Major Aversions

  • Elemental Aversion - become weaker when in contact with a certain elemental force.
  • Environmental Aversion: become weaker when in certain landscapes.
  • Empathic Aversion - become weaker when feeling (or in contact with someone's feeling) a certain emotion.
  • Life Aversion: become weaker with more living things near.
  • Dead Aversion: gain weakness from the dead.
  • Karma Aversion - become weaker depending on a person's morale.
  • Sonokinetic Aversion - become weaker when a certain sound or song is heard.
  • Object Aversion - become weaker when in contact with a certain object.


  • May accompany some form of detection in order to know when their aversion is close by.


Known Users


  • Firebenders (Avatar the Last Airbender); firebending abilities are nullified when a solar eclipse occurs
  • Waterbenders (Avatar the Last Airbender); waterbending abilities are nullified when a lunar eclipse occurs
  • Bizarro (DC Comics); becomes weaker with Blue Kryptonite
  • Ultraman (Justice League: Crisis on Two Earths); becomes weaker with Blue Kryptonite
  • Martian Manhunter (DC Comics); becomes weaker when near flames
  • Miss Martian (DC Comics); becomes weaker when near flames
  • Alan Scott/Green Lantern (DC Comics); in the Golden Age his ring was weak against wood
  • Green Lanterns (DC Comics), in Silver Age became weak against the color yellow
  • Daredevil (Marvel Comics); because of his enhanced senses he is weak against loud noises and strong smells
  • Symbiotes (Marvel Comics); become weaker when exposed to sonic waves or fire
    • Venom (Marvel Comics)
    • Carnage (Marvel Comics)
  • Wolverine (Marvel Comics), is unable to use his enhanced regeneration if struck by the Muramasa Blade
  • Kryptonians (DC Comics); become weaker with Green/Gold Kryptonite
    • Superman/Clark Kent
  • Captain Planet (Captain Planet and the Planeteers); loses his powers when near pollution and radiation
  • Jackie Estacado (The Darkness); becomes weaker in light
  • Aku (Samurai Jack), is hurt by either Jack's sword or divine artifacts
  • Roger (American Dad) getting symptoms and sickness which get worse the longer an alien of Roger's species is nice


  • Vampires (Folklore); become weakened when near sunlight, crosses, running water, and/or garlic
  • Fairies (Folklore); become weakened when near iron


  • Gastrea (Black Bullet); can get killed by Varanium
  • Saiyans (Dragon Ball); become paralyzed and weak if their tails are being squeezed
  • Super 17 (Dragon Ball GT)
  • Roy Mustang (Fullmetal Alchemist); becomes useless when wet
  • Devil Fruit Users (One Piece); becomes weak when in sea water
  • Moka Akashiya (Rosario+Vampire); weakened when in water
  • Mizore Shirayuki (Rosario+Vampire); weakened by extreme heat
  • Jojo Achimu (Ninjutsu series); When in contact of Pluto
  • King Cobra (Ninjutsu series); When in contact of lunar eclipse
  • Homunculi (Fullmetal Alchemist); become weak when they come into contact with a place or object from their former lives
  • Echo (Seikoku no Dragonar); become weak when she got bitten on her horn buds
  • Vampires (JoJo's Bizarre Adventure)
    • Dio Brando
  • Pillar Men (JoJo's Bizarre Adventure Part II Battle Tendency)
    • Kars
    • Esidisi
    • Wamuu
    • Santana


  • Kryptonians (Smallville); become weaker with Green/Gold/Blue Kryptonite
  • Demons (Supernatural); weak against holy water/iron/salt/exorcisms and lesser demons can't step foot on consecrated ground
  • Ghosts (Supernatural); weak against salt/iron and the salting and burning of their mortal remains
  • Hellhounds (Supernatural); weak against iron/salt/graveyard dirt/holy water/pepper/devil's shoelace
  • Fairies (Supernatural); cream intoxicates them and they can't resist counting every grain of salt when it is thrown
  • John Hancock (Hancock); becomes weaker when near others of his race
  • The Gentlemen (Buffy, the Vampire Slayer); deadly to human voices
  • Heroes (Heroes), lose their powers during a solar eclipse
  • Mermaids (H2O: Just Add Water); avert from full moonlight
  • Mermaids (Mako: Island of Secrets); avert from the Trident
  • Fairies (Maleficent); iron burns them
  • Zelena (Once Upon a Time); light magic

Video Games

  • Cole MacGrath (InFamous); becomes hurt when he enters water
  • Metroid (Metroid); weakened by extreme cold


  • Lord Voldemort (Harry Potter); feels pain whenever he was in contact with Harry's love for his family and friends or his Horcruxes have been destroyed
  • Sandworms (Dune); can be killed by water in large quantities, it hurts them on contact

Known Natural Occurrences

  • Achilles Comet (The Thundermans); render superhuman powers uncontrollable while passing the Earth
  • Bermuda Triangle (Wizards of Waverly Place); disables magic
  • Blue Moon (Charmed); turns the Charmed Ones into beasts
  • Edom (Shadowhunter Chronicles); Magnus Bane is powerless there & angelic runes lose power quickly
  • Full Moon (H2O: Just Add Water); plays various effects on mermaids
  • Land Without Magic (Once Upon a Time/Once Upon a Time in Wonderland); no magic whilst outside the limit of Storybrooke
  • Lunar eclipse (Teen Wolf); cancels out werewolves' powers
  • New Moon (InuYasha); InuYasha temporarily becomes human until dawn
  • Post-Full Moon (Shadow Falls); werewolves are weakest after the full moon
  • Prophecy of the Twice-Blessed Child (Charmed); cancels out all magic on the day until said child is born
  • Solar eclipse (Heroes); cancels out all Evolved Humans' powers
  • Sunlight (Various franchise); destructive to vampires, and, in Asian folklore, spirits
  • Mystic Falls (The Vampire Diaries); via Aversion Field and Humanization
  • Moonlight (Doraemon: Nobita's Great Adventure into the Underworld); cancels out demonic magic

Known Artifacts


  • Multiple Kryptonites (Superman franchise); different types cause various effects on Kryptonians


  • Galaxia's Bracelets (Sailor Moon); kills every living being and their Star Seeds get taken
  • Seastone/Sea-Prism Stone and seawater (One Piece); weakens Devil Fruit users and paralyzes them


  • Keyblades (Kingdom Hearts); deadly to Heartless and Nobodies
  • The Nobitsura Kage (Shadow Warrior); kills the otherwise-immortal Ancients

Live-Acton TV/Films

  • Light (Darkness Falls); effective against Matilda Dixon's ghost
  • Paranoia Crystals (Charmed); causes paranoia in witches
  • Darklighter Poison (Charmed); deadly to whitelighters and half-whitelighters
  • Will's Aftershave (H2O: Just Add Water); makes mermaids sneeze
  • Vervain (The Vampire Diaries and The Originals); effective against vampires
  • White Oak Stakes (The Vampire Diaries and The Originals); deadly to Original vampires and their entire species
  • Traveller Dagger (The Vampire Diaries); expels a Traveller's spirit
  • Tuning Fork (The Vampire Diaries); its sound waves hurts witches and sirens
  • The Trident (Mako: Island of Secrets); weakens mermaids
  • Vorpal blade (Once Upon a Time in Wonderland); effective against the Jabberwocky
  • Iron (Maleficent); burns fairies


  • Basilisk Venom (Harry Potter); destructive to Horcruxes
  • Fiendfyre Spell (Harry Potter); destructive to Horcruxes
  • The Killing Curse (Harry Potter); destructive to Horcruxes
  • Gryffindor Sword (Harry Potter); destructive to Horcruxes
  • Skeptron and seraph blades (The Shadowhunter Chronicles); deadly to demons
  • Fire (The Shadowhunter Chronicles); much more flammable to vampires than humans
  • Salt, steel, gravesoil, rowan wood, and iron (The Shadowhunter Chronicles); effective against fairies
  • Angelic runes (The Shadowhunter Chronicles); deadly to humans


  • Light and dark (Various franchise); effective against each other
  • Electricity and water (Various franchise); effective against each other
  • Fire and ice/water (Various franchise); effective against each other
  • Wolfsbane (Various franchise); effective against werewolves and Lycanthropic Infection
  • Holy Water (Various franchise); effective against vampires and other undead
  • Wooden Stakes (Various franchise); deadly to vampires by driving it through the heart
  • Silver (Various franchise); effective against werewolves, and in some cases vampires
  • Garlic (Various franchise); repels vampires




Video Games