No-one knows why, but many of the villagers of Greenmist have been going insane. Not only that, but something has caused the surrounding environment to transform into fetid swamps. Heroes from far and wide have gone into the swamps to destroy the source of the madness, but none have returned. The truth is that the psychic whispers of an aboleth have invaded the minds of Greenmist's people. The creature called Seedooloo has been using forbidden magic, mad science, and the strange ability of his kuo-toan worshipers to grant himself the power to drive the surface world to insanity. The Call of Seedooloo includes monsters found in Mordenkainen's Tome of Foes.

Uncover a world of adventure and claim your fortune in Pathfinder Online: Thornkeep! This detailed sourcebook contains everything a GM needs to run adventures in and around the dastardly town of Thornkeep, as well as several deadly dungeon levels and a sneak peek at the upcoming massively multiplayer online game Pathfinder Online.

The mine has been known as Tessount’s Folly for years, due to it producing nothing of value. Now Valmour, the youngest son of the mine’s late owner, has inherited the mine...and found something he should have left buried. Pgs. 56-81

"The broken outline of Cear Ferros emerged on the horizon. Its ancient walls stand silent and looming as you approach them, casting long and eerie shadows across the land." An adventure through a cursed castle crawling with undead in search of missing merchants. For Shadowdark Published as part of the Shots in the Dark collection.

Darkness looms near Winterhaven! Kobold brigands have grown ever bolder in their attacks, marauding the once peaceful town, and a known explorer has been missing ever since their departure to the excavation site of a dragon burial site. When the party investigates, they will discover that the kobold's leader, Irontooth, bears a tattoo of a ram-headed demon. This is a troubling portent, for the townsfolk will report that this can only mean the dread god Orcus, master of death, has an active cult in that ruined keep! It is up to the party to enter the Keep on the Shadowfell and put a stop to the cult's fell machinations before it threatens all the realm. There they will fight the evil priest Kalarel, Scion of Orcus and seal off the vile portal to the dark realms he is master of. Should the heroes seize victory, glory and treasure are sure to be theirs. But first they must endure the challenges of that dreaded KEEP ON THE SHADOWFELL!

The jungle has opened up and revealed her secrets—now is the time to act upon them. All signs point to a long-abandoned city as the source of the undead contagion, and so you have been called upon to venture within and put an end to it once and for all. Are you up to the task? Part Three of The Rot from Within Trilogy.

A 1st-level dungeon crawl for Shadowdark RPG where the characters delve into a ruined citadel hunting for legendary treasures while avoiding the wrath of the infamous scarlet minotaur! Inside the citadel are secrets about the downfall of the warrior-cultists who once ruled it, three legendary weapons they wielded, and several factions of intelligent creatures to turn into allies or enemies. This adventure is part of the free, digital Shadowdark RPG Quickstart Set, which comes with two 68-page booklets (Player and Game Master guides), 8 pre-made characters with gorgeous art, and a form-fillable character sheet. Shadowdark RPG is what classic, old-school fantasy gaming would look like after being redesigned with 50 years of innovation. It's the world's greatest roleplaying game in a whole new light! Download the free Quickstart set here: https://www.thearcanelibrary.com/pages/shadowdark

Founded by a famous dragonslayer, the small town of Belhaim has become a sleepy rural community just off the beaten path, a settlement where everyone knows everyone and strangers are the talk of the town. But when Belhaim’s peace and quiet is shattered by the sudden collapse of the last standing tower of its founder’s castle, things quickly bloom out of control. Why were there bodies of kobolds amid the rubble? What’s the sinister secret behind the strange sounds of flapping wings in the night? And what’s happened to local wizard Balthus Hunclay, who’s not answering knocks on his door? The collapsed tower had long been an eyesore to the cantankerous old man—could he have had something to do with its destruction? And what of the rumors of strange stirrings in nearby Dragonfen? Has Belhaim’s ancient draconic nemesis returned?

In The Standing Stone, a tiefling sorcerer named Dyson discovers a circle of standing stones constructed centuries ago by druids to hold their annual rituals; the druid community was later destroyed by the great dragon Ashardalon. Dyson uses the magic of the stones to replace people with animals transformed into humanoid form, loyal to him. Dyson encounters the player characters in the village of Ossington and tries to manipulate them into eliminating the remaining enemies standing in his way.

Adventure Lies Ahead, Deep in the Heart of the Dymrak Forest Are you ready to meet the Lord Forester's challenge: to put an end to needless death and destruction by doing away with the goblin war chieftain, Kosivikh, and his evil band of raiders? Eager to prove yourselves as new adventurers and to collect a sizable bounty, you travel to the goblins' dungeon in the Dymrak Forest - a place that has captivated your interest for years, a place where few have dared to venture. Only you and your fellow adventurers can put an end to the rampant bloodshed and return peace to the territory. This module is recommended especially for beginner Dungeon Masters and players who are interested in dungeon exploration. Can be used as a follow-up to the DDA3, Eye of Traldar module or it can stand alone Features easy-to-follow rules on dungeon adventuring in the heart of the Dymrak Forest. TSR 9272

This scenario sees the adventuring party given an important quest to collect a number of broken magical seals and to light a number of magical braziers, all of which once protected the crypts of Kelemvor. In so doing, they can help to quell a devastating uprising of undead — organized by a powerful lich named Idris bent on destroying the city of Neverwinter. “The Crypts of Kelemvor” is a one-shot Dungeons & Dragons adventure for characters of levels 3 to 5, adapted from a quest in Neverwinter online.

In response to a new but as-of-yet-unnamed threat, the factions have called upon adventurers to venture into the jungle in search of a location for a new base of operations. As such, you have been charged with scouting several locations to assess their viability. Surely something so trivial as a scouting mission couldn’t go wrong?

An expansion on the original Tomb of Horrors with plot and explanation. Contains a facsimile of the original adventure. The Dark Intrusion is causing the dead to rise from their graves. This is linked to a being known as the Devourer. Following the trail of Desatysso, a wizard who followed a similar quest, the players must enter the Tomb, and beyond that, the cursed City that Waits and the Fortress of Conclusion.

Cleric's Challenge is a one-on-one AD&D adventure, made specifically for a Cleric character. Pommeville is a sleepy little town that seems like a good place to stay for the night. That is, until the dead rise from their graves and begin terrorizing the village! Ancient evil threatens to overwhelm the good folk of Pommeville unless someone can find a way to comfort the restless dead. A lone, player character cleric will have to be clever, courageous, and more than a little lucky to solve the mystery and save Pommeville from the mindless zombies that threaten it! TSR 9429

Vampire Church is a Fifth Edition plug-in adventure for four characters with an average party level (APL) of 5, 8, 11, or 14. This document offers details for each level and makes adjustments accordingly. A small church hides a dark secret: all of its priests are vampires. As a plug-in adventure, the adventure content serves as drop-in material for game masters who wish to add a dungeon to a preexisting campaign or need a side quest. If you need a hook for this adventure or already have a similar hook, the Vampire Church Hooks table offers details for introducing this adventure to your players.

Them Ogres Ain't Right... The Rise of the Runelords Adventure Path continues! The notorious Hook Mountain ogres, known for their violent and savage ways, have slaughtered the soldiers of Fort Rannick. The few surviving rangers need heroes to help them retake this key fortification before the ogres use it as a staging ground for further assaults on the region. Yet why have the ogres chosen now to launch this sudden attack? What sinister force grows in the surrounding wilderness, and what ties to the mysterious Sihedron Rune do the ogres of Hook Mountain hide? Are the rumors of an army of giants massing for war true?

Kravenghast Necropolis is hidden in a valley that was formerly part of a now dead city. It consists of a small cemetery that sits atop an abandoned necromancer's laboratory. The necropolis has been refitted as a temple to Vecna, the undead God of secrets. The mausoleum in the cemetery contains a secret spiral staircase that leads to the underground laboratory. The temple is populated by a twisted cult of Vecna, led by the lich-priest Mauthereign. Pgs. 96-103

This was supposed to be a simple job! In the small town of Haanex on Reanaaria Bay, the wizard Veoden assembles the PCs to do a simple job: find the remnants of a meteor said to be made of the rare substance mithral. First they must find a map that local rumor tells is guarded by the spirits of the dead. Upon recovering the map and locating the crater, they uncover a plot to create a powerful magical item called the Coin of Power. This artifact is a tool for wickedness and the players soon find themselves on a quest to learn the means to destroy this evil item and its insidious master before she destroys them. Complicating matters is the fact that the one man who can help them was lost during an expedition to the Reelio Jungle months ago and is yet to return. Will the PCs be able to survive the rigors of the jungle and solve the riddle of the tribesmen who live there? The lives of innocents might depend on it! This accessory provides characters with an elaborate storyline and a chance for many varied types of adventure. You will take your PCs from the quiet village of Haanex in northern Reanaaria Bay to the Vry Naasu Headlands, the City-State of Zoa and finally the forlorn Reelio Jungle. The Root of All Evil fantasy game supplement is set in the popular Kingdoms of Kalamar Dungeons & Dragons campaign setting but can be adapated for use in any setting! This module can be used by itself, or as Part One of the Coin of Power trilogy (see also Forging Darkness and Coin’s End).

The Lost City is a low-level adventure, in which the only hope of the PCs' survival can be found in a ruined city slowly rising out of the sands. The adventure is set inside a huge step pyramid, with the lower pyramid only sketched out and the city itself described with a list of the major areas and a map. The adventure’s main villain is Zargon, a giant one-eyed monster and his minions. The entire double pyramid, not including the city, contains over 100 rooms. The module is designed to give novice Dungeon Masters experience fleshing out adventures and is only partially complete. Later TSR material hints that this adventure possibly takes place in Mystara, but the material is largely setting-neutral. TSR #9049

After undead start appearing near the local town of Angstadt, the Burgomaster and Father become worried. What could be causing these foul creatures to rise? After conducting research, the clergy discover that the throne room of a celestial avatar is located only a few days away from the town. Perhaps this holy site could hold a relic capable of turning the undead?