Kryptonite, the world's most well-known weakness of Superman
Grow weaker when in contact with a certain something or event
The circumstance in which the user has
a supernatural weakness when in contact with a certain Object, Occurring Event, or Emotion. The opposite of Affinity.
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.
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.
Elemental Aversion Inducement - make others become weak when near or in close contact with a certain elemental force.
May accompany some form of detection in order to know when their aversion is close by.
You have no control over this condition.
Target must be in range in order for this power to work.
Firebenders ( Avatar the Last Airbender); firebending abilities are nullified when a solar eclipse occurs
Waterbenders ( Avatar the Last Airbender); waterbending abilities are nullifieded when a lunar eclipse occurs
Vampires ( Folklore); become weakened when near sunlight, crosses, running water, and/or garlic
Moka Akashiya ( Rosario+Vampire); weakened when in water
Mizore Shirayuki ( Rosario+Vampire); weakened by extreme heat
Superman/Clark Kent ( DC Comics); becomes weaker with Green/Gold Kryptonite
Kryptonians ( DC Comics); become weaker with Green/Gold Kryptonite
Kryptonians ( Smallville); become weaker with Green/Gold/Blue Kryptonite
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
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
DareDevil ( Marvel); because of his enhanced senses he is weak against loud noises and strong smells
Fairies (Folklore); become weakened when near iron.
Devil Fruit Users ( One Piece); becomes weak when in sea water
John Hancock ( Hancock); becomes weaker when near others of his race
Cole MacGrath ( inFamous); becomes hurt when he enters water
Roy Mustang ( Fullmetal Alchemist); becomes useless when wet
Jackie Estacado ( the Darkness); becomes weaker in light
Symbiotes ( Marvel); become weaker when exposed to sonic waves or fire
Venom ( Marvel)
Carnage ( Marvel)
Alan Scott/Green Lantern ( DC); in the Golden Age his ring was weak against wood
Green Lanterns ( DC), in Silver Age became weak against the color yellow
Saiyans ( DBZ universe), low level Saiyans lose their power if someone grabs their tail
Wolverine ( Marvel), is unable to use his enhanced regeneration if struck by the Muramasa Blade
Captain Planet ( Captain Planet and the Planeteers), loses his powers when near pollution and radiation
Lord Voldemort ( Harry Potter), is hurt whenever he was in contact with Harry's love for his family and friends.
Sandworms ( Dune); can be killed by water in large quantities, it hurts them on contact.
Heroes ( Heroes), lose their powers during a solar eclipse
Aku ( Samurai Jack), is hurt by either Jack's sword or divine artifacts
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
Mermaids ( H); avert from full moonlight
2O: Just Add Water Mermaids ( Mako: Island of Secrets); avert from the Trident
Fairies ( Maleficent); iron burns them
Zelena ( Once Upon a Time); light magic
Known Natural Occurrences
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 & runes lose power quickly
Full Moon ( H); plays various effects on mermaids
2O: Just Add Water 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 metahumans' powers
Sunlight ( Various franchise); destructive to vampires, and, in Asian folklore, spirits
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
Light ( Darkness Falls); effective against Matilda Dixon's ghost
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
Multiple Kryptonites ( Superman franchise); different types cause various effects on Kryptonians
Keyblades ( Kingdom Hearts); deadly to Heartless and Nobodies
Paranoia Crystals ( Charmed); causes paranoia in witches
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
Wolfsbane ( Various franchise); effective against werewolves and Lycanthropic Infection
Holy Water ( Various franchise); effective against vampires
Darklighter Poison ( Charmed); deadly to whitelighters and half-whitelighters
The Trident ( Mako: Island of Secrets); weakens mermaids
Traveller Dagger ( The Vampire Diaries); expels a Traveller's spirit
Wooden Stakes ( Various franchise); deadly to vampires by driving it through the heart
Galaxia's Bracelets ( Sailor Moon); kills every living being and their Star Seeds get taken
Silver ( Various franchise); effective against werewolves, and in some cases vampires
Skeptron ( Shadowhunter Chronicles); deadly to demons
Seraph blades ( Shadowhunter Chronicles); deadly to demons
Fire ( The Shadowhunter Chronicles); much more flammable to vampires than humans
Salt and iron ( The Shadowhunter Chronicles); effective against fairies
Garlic ( Various franchise); repels vampires
Vorpal blade ( Once Upon a Time in Wonderland); effective against the Jabberwocky
Runes ( Shadowhunter Chronicles); deadly to humans
Iron ( Maleficent); burns fairies
Tim's "Scamlar" can be vaporized by anything salty, such as salt water taffy or salt water.
Wrath's weakness to his "Ultimate Eye", is that when there is a physical obstacle blocking its path, it is unable to provide Wrath with the predictions it normally would.
Roy becomes useless when he's wet.
Raven loses control over her powers when under extreme anger or lose control of any of her emotions.
Anyone who has eaten a Devil Fruit will lose their ability to swim in seawater and becomes weak when coming into contact with Kairoseki.
Zs'Skayr can be destroyed by ultra-violent rays, such as sunlight, like a vampire.
The Byakugan's main blind spot is the back of the neck above the first thoracic vertebra.
Toothpick has a particular weakness from hearing; his ears are too sensitive to loud noises, such as train whistles.