A mega-adventure of primal horrors, mythic witches, and our deepest, most ancient fears that will push characters to their limits and force them to confront truths about themselves, forever changing them. Compatible with all campaigns and RPG systems!

A mega-dungeon that supports a full-year campaign. A legendary adventure considered by many to be one of the greatest of all time! Explore a thousand-year-old dungeon mystery waiting to be solved...

Make every encounter, adventure, and even campaign more engaging, memorable, and fun. From legendary D&D designer Monte Cook!