Tonight, your party's greatest nightmare... is the one you create.

Bring fear to the table with Ravenloft: The Horrors Within, the complete book of nightmares. As the Dungeon Master, you are the mastermind of pulling the strings, wielding everything Ravenloft has to offer as instruments of fear in your campaign of terror.

Create the ultimate nightmare with this 288-page book, which contains a detailed dive into 16 Domains of Dread (featuring a new domain), 17 sinister Darklords with full stat blocks, a bestiary of over 40 monstrosities, and haunting new player options.