Relentless Nightmare

D&D 2024 monster: Relentless Nightmare. Source: Ravenloft: The Horrors Within. challenge rating 11, creature type Fiend, Medium size, speed 30 ft. A relentless nightmare uses foul magic to put its victims into a fitful slumber before attacking them. If destroyed, a relentless nightmare can re-form from the dreams of any creature marked with its curse. Relentless Killers Pact-Bound Murderers Relentless killers are fiend-twisted maniacs that arise from mortals who make pacts with nefarious forces. Such killers' powers vary depending on their obsessions and the source of their powers. Fiend Medium 30 ft.