In the rich text editor:
[item=2663]
In comments and forums:
[](https://worldofgaia.org/world/items?name=Nightmare)
An undead fiery horse.
Rarity: Rare
Type: Passive familiar
Obtained: Discovery Cove; Some Events and activities
Use: On a Spirit or on a Den
Stacks: No
Effect:
On a Spirit: Changes all elemental packs to Fire or Dark type {No Farmer increases}
On a Den: Changes all elemental packs to Fire or Dark type
Custom Familiar Information: Must be a horse-like creature. Black or dark colored skin/fur required. Can be partially skeletal. Mane and tail can be made of fire or smoke. Glowing eyes optional. Hooves can be aflame. Horn(s) optional. May have fangs or more demonic/menacing features than standard horse. Can also be depicted as a Nuckelavee.