History Main / VeinOVision

* In ''LightNovel/VampireHunterD'', Meyer Link gets from time to time when he looks at Charlotte Elbourne, his human lover.

* ''WesternAnimation/TheBatmanVsDracula''

* In ''VideoGame/DeerHunter'', [[ArtisticLicenseEngineering noctovisor shows heart and lungs of animals]].

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* Hungry vampires get this in ''Series/{{Moonlight}}''. Mick, a FriendlyNeighborhoodVampire, does this when trapped in a desert with the only human being around a pregnant girl.

* Used in ''Literature/NightWatch'' as the main character watches a boy while a vampire.

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* Salacia von Humperding in the Literature/{{Discworld}} novel ''Discworld/{{Thud}}'':

* Mosquitoes also uses some sort of a thermal imaging to detect nearest vein to the skin.

Predators develop senses that help them hunt. Sharp sight, delicate hearing, a keen nose... and VeinOVision. {{Dracula}} and [[OurVampiresAreDifferent his ilk]], as well as [[OurMonstersAreDifferent weirder fare]], will have among their SuperSenses the ability to see all the major and minor blood flows in a human body, often going to near XRayVision levels by seeing their dinner's still beating heart!

Compare MeatOVision. Contrast VolcanicVeins and TaintedVeins. See also TheDeadHaveEyes.

* In ''Ben10Omniverse,'' when Ben transforms into Whampire, he sees in vein-o-vision.

* Pulse oximeters evaluate a person's oxygen saturation by passing paired beams of light through the subject's fingertip to a photodetector, then calculating how much of each beam - one the color of oxygenated blood, the other of deoxygenated - was blocked in transit.

* Shows up in AnitaBlake a lot, with a bit of synaesthesia (nothing supernatural is described in pure sensory terms). Anita tends to perceive the veins as leaping out of the skin, begging her to tear their owner's throat out and free them from their prison. (She's not actually a vampire, but...)

* In ''JurassicTheHunted'', you can exploit a dinosaur's weak-points by entering BulletTime, which also reveals their internal organs.

* Similarly, heart hounds in ''TheSwordOfTruth'' series hone in on the sound of their prey's heartbeat.

* ''TheBatmanVsDracula''

* Hungry vampires get this in ''{{Moonlight}}''. Mick, a FriendlyNeighborhoodVampire, does this when trapped in a desert with the only human being around a pregnant girl.

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* In ''VampireKnight'', we see that [[spoiler: Yuki]], and thus probably all other vampires, can detect blood flows.
* ''GrapplerBaki'''s Hanma Yuujiro can see, or feel, or just perceive the flaws in everyone's body. So he is able to predict diseases and attack the weak points of any living being.

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* The Chakra lines seen by the Byakugan in ''Manga/{{Naruto}}'' look like this.
** In addition, the technique itself makes its user's eyes rather [[NightmareFuel ...veiny]].
* In ''VampireHunterD'', Meyer Link gets from time to time when he looks at Charlotte Elbourne, his human lover.

* Cole [=MacGrath=] in ''[[VideoGame/InFAMOUS2 InFAMOUS:Festival of Blood]]'' can use his vampire sense to see everything in vein-o-vision. This helps him discern hidden vampires from normal humans as the latter apparently don´t need a circulatory system.

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* Butcher XIV from ''Literature/{{Worm}}'' has the ability to see veins and arteries (even [[XRayVision through walls]]) as one of her ComboPlatterPowers[[/folder]]