This is a disambiguation page; that is, one that points to other pages that might otherwise have the same name. If you followed a link here, you might want to go back and fix that link to point to the appropriate specific page.
Nightmare can refer to:
- The Nightmare, a monstrous creature summoned by Qyrl in Werewolf: The Apocalypse, possibly the same being as Dagon in Changeling: The Dreaming.
- Nightmare, the Clan Discipline of the Nosferatu in Vampire: The Requiem
- Nightmare, psychological abilities of the Begotten in Beast: The Primordial