Cù-Sìth

Cù-Sìth

Scottish Gaelic
Scottish Highlands
Fae
Aggressive
1.7 m (5.6 ft)
1,000 CE

"Cù-Sìth, a fae / phantom hound from Scottish Gaelic, commands highlands."

AffinitiesFog, Standing Stones, Sidhe (Fairyfolk)

Cù-Sìth Lore & Origins

Cù-Sìth is a Fae phantom hound recorded in Highland lore: vast and lupine in outline yet unnaturally light and insubstantial, often said to appear as a sea‑green or moss‑dark shape at the edge of peatland. Smell: the air where it passes carries damp heather, a sharp tang of ozone and salt, and the dry, mineral whisper of disturbed stone. Sound: a deep, distant bark — slow, resonant and almost musical — sometimes reported in a threefold pattern that echoes for miles; when close the padding of immense paws seems to come without earthly footfall. Temperature: an immediate, pricking cold that drains warmth from skin and lantern alike, as if the hound brings a pocket of moonlit winter with it. Notes from field observers stress the creature's uncanny ability to blur edges and to seem both present and not, like a shape remembered from the surface of a still loch.
Origin: Scottish Gaelic • Scottish Highlands
Classification: Fae

Cù-Sìth Encounter Protocols & Field Notes

Observations
  • A long, low threefold bark carried unnaturally far, accompanied by a sudden, localized drop in temperature.
Encounter Advice
  • avoidance: If you hear the distant bark, avoid open moors and do not follow the sound. Return to shelter, bar external doors and windows, and remain indoors until dawn; keep a steady light and a warm hearth between you and the moor.
  • defense: Traditional deterrents include iron or rowan placed at thresholds, a line of salt across an entrance, and keeping steady, bright firelight. Loud human activity (bells, voices) can discourage an approach; physical confrontation is unwise—the hound is best deterred, not hunted.

Cù-Sìth Abilities & Powers

  • Seven‑Mile Death‑Bark
    Unleashes a bark audible for up to seven miles that functions as a prophetic death‑signal, sapping resolve and marking victims for misfortune or demise.
  • Fairy Lull
    Emits a low, melodic howl that lulls travelers into unnatural sleep from which some never awaken or are led astray by the sidhe.
  • Stone‑Seat Dominion
    When perched upon a standing stone or fairy mound it anchors local enchantments, can summon mist and lesser hounds, and extends its omen‑power across the landscape.

Weaknesses & How to Defeat the Cù-Sìth

  • Iron
    Direct contact with iron or iron weapons repels it, severs its influence over listeners, and forces retreat.
  • Bound to Place
    Its power is strongly tied to particular stones, mounds, or territories—removed from these sites it weakens significantly.
  • Sanctified Bells
    The ringing of church or consecrated bells disperses the mists and breaks the lull of its howl.

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Who Would Win?

Think you know everything about the Cù-Sìth? Test your knowledge in our Battle Matchups simulator to see how it fares against other legendary creatures.

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