For ages untold, a gemstone monolith has pierced the heart of the Echo Wood. Now, as civilization intrudes upon this enigmatic splinter, a strange life once again stirs in the depths—one with ties to undying evils and a might beyond time itself. The promise of wealth and power calls to glory-seekers from across the Inner Sea region, tempting them into a labyrinth of monster-haunted vaults, defiled tombs, arcane laboratories, and worse, as they seek to unveil the secrets locked below the legendary Emerald Spire.

When the mysterious Gauntlight, an eerie lighthouse located inland from Otari, glows with baleful light, the people of Otari suspect trouble. The town’s newest heroes must venture into the ruins around the lighthouse—and delve into the dungeon levels far beneath it—to discover the evil that Gauntlight holds. Hideous monsters, deadly traps, and mysterious ghosts await the heroes who dare to enter the sprawling megadungeon called the Abomination Vaults! Content Warning: Does contain themes of suicide.

When a retired Pathfinder's nephew goes missing after allegedly discovered the fabled city of Rachikan of the ancient Jistka Imperium, he turns to the Society for help. Now you've been sent to the coast of devil-tainted Cheliax to uncover the missing nephew's whereabouts and to, quite possibly, uncover one of the most sought-after legendary cities on Golarion. But you have to move quick! The Aspis Consortium is rumored to be racing to the site ahead of you and their involvement could spell disaster for the Pathfinder Society.

Stonehell Dungeon: Into the Heart of Hell is the long-awaited sequel to Stonehell Dungeon: Down Night-Haunted Halls. This book contains the final levels of the megadungeon, revealing its most terrifying secrets. It contains almost 600 dungeon rooms for the players to explore, more than 70 unique monsters to challenge them, and 13 new magical items to mystify them. Stonehell Dungeon is a classic-style megadungeon intended for use with the Labyrinth Lord™ role-playing game, but adaptable to early versions of the original fantasy role-playing game and its retro-clones. It gives the game master the necessary information to run the dungeon, while offering enormous opportunities to customize the site. Published by Three-Headed Monster Games.