Twilight Horror is the first Asylum Pack in the Dreamlands expansion for the Call of Cthulhu Living Card Game. Ghouls, Gugs, Zoog and the dynamic Day/Night mechanic are introduced to the LCG card pool, alongside the Dreamer, Twila-Katherine Price.

Twilight Horror contains 20 different never-before-seen cards based on the dark mythos of master horror writer H.P. Lovecraft, designed to augment existing decks and add variety to the Call of Cthulhu metagame.