The following Foundables can be found in the Oddities category of the Registry in Harry Potter: Wizards Unite.
The Augurey, native to Great Britain and Ireland, is an incredibly shy bird. Its cry was once believed to fortell death but, upon further research by Gulliver Pokeby, it was discovered that Augureys merely sing at the approach of rain.
OdditiesNewt Scamander's SuitcaseRarity 6
Escape from Azkaban Prison is incredibly rare because many prisoners go insane from being guarded by Dementors. The constant drain on their happiness by their guards sucks the will to escape from their very being.
OdditiesAzkaban PrisonRarity 2
Centaurs are half-human, half-horse creatures that are gifted in Divination. They are proud and territorial by nature, and have an aversion to being “used” by wizardkind in any capacity, as it is seen as an insult and betrayal of their kind.
OdditiesArgos, GreeceRarity Medium
The bow and arrow are a common weapon among forest-dwelling creatures such as Centaur and Pukwudgie. Some Centaur-constructed bows have been known to be made from the wood of an oak tree endemic to the Forbidden Forest of Hogwarts.
OdditiesThe Forbidden ForestRarity 6
Dementors are dark creatures of indeterminate origin who feed on human happiness. Dementors are capable of sucking a person's soul from their body using the “Dementor's Kiss”, leaving behind a soul-less shell. It is known as a fate worse than death.
OdditiesAzkaban PrisonRarity 4
Often mistaken for Fairies, Doxies are small flying pests that can infest draperies. They are annoying, featuring two rows of sharp, venomous teeth. Doxycide is used to remove the pests from an infected residence.
OdditiesNumber 12, Grimmauld Place CurtainsRarity 1
Erklings are elfish creatures who use their alluring cackle to attract their prey. Human children are susceptible to this sound and are often the unfortunate targets of Erkling attacks.
OdditiesThe Black ForestRarity 3
Gnomes are tiny garden pests who burrow underground, eating the roots of plants. They are typically dealt with by swinging them in circles until the gnome is dizzy, and then dropping them outside of the garden wall.
OdditiesThe BurrowRarity 6
Most commonly found in North America, Horned Serpents are highly sought after for the jewel inlaid in their foreheads, believed to grant flight and invisibility. Their horns have magical properties and can be used for the core of wands.
OdditiesDelaware River, United StatesRarity 5
Horned Serpent Egg
Once native to Western Europe, the Horned Serpent was hunted to extinction there. Today, breeding Horned Serpents may still be found in the wilds of North America and Asia.
OdditiesMassachusetts, United StatesRarity 6
Imps are found only in Great Britain and Ireland and are sometimes confused for Pixies, as they are the same height. Imps are wingless, and not especially colourful. They delight in pushing and tripping unaware passersby.
OdditiesBallymena, IrelandRarity 1
Leprechauns are six-inch-tall magical creatures native to Ireland. Pranksters by nature, they take great pleasure in attracting Muggles' attention, and are capable of creating gold coins that disappear after a few hours.
OdditiesQuidditch World Cup PitchRarity 2
Goblins are beings, known for their metalwork and coin minting. Gringotts Wizarding Bank is owned and primarily operated by Goblins. Goblins and wizards have a tumultuous history which is a source of tension between the two races.
OdditiesGringotts BankRarity 6
Pixies are small, mischievous flying creatures with blue skin that adore practical jokes and tricks. They are incredibly strong, able to lift people off of the ground by themselves.
OdditiesHogwarts Defence Against the Dark Arts ClassroomRarity Low
Sphinx are native to Egypt. These magical creatures are highly intelligent, and have a love for riddles and puzzles. Sphinx are capable of violence but are usually only dangerous when what they are guarding is threatened.
OdditiesGiza, EgyptRarity 5
Vampires are humanoid creatures that feed on the blood of humans. Vampires cannot roam out in the daylight and have an aversion to garlic.
OdditiesTransylvania, RomaniaRarity High
A Werewolf is a human being who transforms into a wolf during the full moon. While a bite from a Werewolf in wolf form passes on the lycanthropy to its victim, an attack from an untransformed Werewolf has relatively minor side effects.
OdditiesSt. Mungo's HospitalRarity High