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.

You are hired by the Greenskull orc clan as merceneries to assist in the eradication of a firblog settlement from the swamp the orcs need to conquer in order to survive. You are first sent in to retrieve the bodies of scouts that never returned, but you soon realize that something wicked is going on in the swamp. Will you escape with your lives, or will you also become a victim of the Druid's Curse?

Through acrid mists and bitter waters they march. They are quiet, making no sound as they leave the marshland. Spears held high, the warriors scan the fog for signs of the attacker. Every step took them further from their old lands. Every step brings them closer to the lands of their 'allies,' who had abandoned them when teh marsh turned black and foul. Every step churns up more of the poisoned water as it seeps between their scales and below the skin. So many had already died on this march, and after the attack, they had so few left... The mists part in the night. The village's light bathes them in a false welcome. The human guards are unsteady, either from poison or drink. The town celebrates the end of the trade season, but not a man raises a toast to the creatures that died for it. So many had died from the first attack of the beast and from the aftermath, but the humans would suffer for such treachery...

Years ago the valley was green, and animals ran free through golden fields of grain. The princess Argenta ruled over this peaceful land and the people were secure and happy. Then one day a warrior riding a red dragon appeared in the skies over the princess’ castle and almost overnight the tiny kingdom fell into ruin. Now only ruins and rumors remain, and what legends there are tell of a fabulous ruby still buried somewhere within the Palace of the Silver Princess TSR 9044

There is a witch in the wilds, a goddess unremembered, and a madman. There is a circle of stone - who knows what lies beneath? The villagers are distraught: their children! replaced by fae! The villagers are distraught: who heeded their plea? Ravenous inquisitors, that's who. Oh, and adventurers... This investigative folkcrawl adventure module contains: * an isolated village full of secrets, riddled with strange traditions, * adventure sites and dungeons populated by peculiar denizens, * a small Fae Realm to explore, weird and perilous, * a terrible fae threat and too many curses, * unlikely friends, and foes nobody expects! An OSR adventure module for character levels 3-4, designed for use with the Old-School Essentials ruleset, compatible with most old-school pen-and-paper RPGs. Includes a fully-linked interactive PDF, a fillable Referee's Toolkit, and player-friendly VTT maps.

An investigative city crawl adventure for Shadowdark RPG (or any OSR-style system), designed for experienced players levels 1-2 Set in the decaying city of Brannam, players unravel a web of fear, blood, and buried secrets. A local alchemist has begun killing in secret, rekindling old fears of an old terror. The city's decline threatens to spiral into collapse, and far below, something older and hungrier waits to wake. This adventure includes: 3 separate dungeons (The flooded Sewers, the forgotten Catacombs, and the cursed Ruins of Edric von Braech's keep) Open ended design and layered mysteries with multiple outcomes and failure states A fully explorable city with random encounters, evolving factions and escalating panic. Custom rules for spell mishaps, nightly murder checks and decay events as Brannam unravels Modular content designed to drop into your campaign

This short adventure can be used to give a 5th level PC an experience point boost, if they have fallen behind. As the name suggests, it takes place in a swamp, where a group of Lizardmen are terrorizing the local farms. Unbeknownst to the farmers, a far larger threat exists in the swamp…

Surrounded by miles of hostile swampland, Feypool isn’t a place too many adventurers seek out. But a group of travelers discover that this small duchy is under siege by a strange threat: Marietta Truelight. Otherworldly beautiful and abnormally charming, all but a handful of Feypoolers have fallen under her spell, becoming a fanatical hive mind willing to do anything for her. But Marietta is planning something sinister, the answer buried within Feypool’s superstitions and bleak history. The Feypool Beauty features a number of horror elements including body horror, suspense, intrigue, and some classic tropes similar to body snatchers. What secrets will you uncover? What atrocities of devotion will you witness? And will you be able to resist the influence of the Feypool Beauty?

A treasure map leads to deadly peril amid the remains of a lost civilization. NOTE: The Tales of Freeport that contains this adventure is NOT one of the versions currently available in the Green Ronin store. Those contain short stories. This is an older item that appears to no longer be available from Green Ronin. It is possible that the adventures within it have been included in other products since then. But I have linked to the original product on DriveThru RPG.

Unwrap this player-driven winter mystery for four to five characters of 5th level. No more railroads. Every decision matters and changes how the story unfolds. Branching paths, multiple dungeon entrances, and a myriad of potential conclusions—this adventure provides endless fun with rewarding choices and a range of challenges for any character. This product includes: - 4 to 6 hours of play packed into 15 pages - High-resolution VTT maps of the temple - 6 new monsters, including Brain in a Jar and Workshop Devils - 7 stand-out NPCs with clear motivations players will love or love to hate - The perfect adventure for the holiday season, including a Midwinter festival with two classic games reimagined using D&D rules—snowball fight and charades - All magic items and stat blocks detailed in the appendices for easy reference Content Warning: Animal mutation, blood, enslaved devils, undead, torture,

"The southlands of Eor are being despoiled. Merchants will no longer run their caravans on the main highway past the quiet village of Waycombe. The peasants are fleeing their lands, and all are demanding protection from the powerful Count of Eor. The goodly count has sent a troop of his trusted fighters to exterminate the brigands believed responsible for these outrages, but weeks have passed, and still there is no word from this force. Now John Brunis, Count of Eor, has turned to you for aid. After taking counsel with the High Priest of Eor, he believes that a small party of cunning, bold adventurers may succeed where armed might has failed. You find yourselves faced with many mysteries! Why has robbery suddenly erupted in the peaceful southlands? How could mere brigands be as powerful as the foes described to you by their numerous victims? Is this really mere robbery? Or is there some truth to the rumors, told only in hushed whispers, about the beginnings of a hideous plot being hatched by an ancient, vile, and evil foe of all mankind?" Eor is beset by marauders and lizardmen of a boldness not seen in years. Hired by the Count of Eor, the party is tasked with tracing the source of these foes and eliminating them for the safety of the realm. After a set piece combat in Count Brunis's castle, the party must trek across Eor's wilderness, eventually coming to the Great Southern Swamp beyond the village of Waycombe. With further exploration they can locate the Ancient Temple which serves as the tomb and stronghold of Sakathas, the vampiric LIZARD KING! TSR 9055

While enjoying some downtime in the coastal city of Forby, a disturbance catches your attention. You quickly discover that there is some trouble in the swampland to the north and the captains that navigate the area are quite upset. Is your group ready to get their waders on and figure out the problem in the swamp?

Throughout the land, legends of the Dusk Queen persist. They speak of a sometimes kind, other times cruel, yet always mysterious fey queen who ruled from her Dusk Tower—a tall spire of smooth, dark stone in the heart of a great, shadowy forest. Perhaps the most gripping legends, however, whisper of the Dusk Queen’s sudden and mysterious disappearance. Also available in 5e format.

Green Death... That's what old hands call the Great Dismal Swamp. For centuries, this tangled maze of sluggish watercourses, stagnant ponds, and festering marshes has defended Blackmoor's southwestern frontier. Large armies and smaller parties have disappeared altogether inside its vast, dripping, claustrophobic corridors. Among those who have dropped from sigh in this arboral hell is young Rissa Aleford, one of Blackmoor's most important leaders. Carried off to the sinister City of the Fron, she is now being held by the eccentric Monks of the Swamp. By making the baroness captive, the deranged monks have serioulsy weakened Blackmoor at a time when enemies already threaten it from all sides. Yet, even as the Froggies gloat, the king of Blackmoor dispatches a small band of bold adventures to the rescue. Deep into the Great Dismal Swamp they must go - far from sunlight and sanity - there to seek and save the swamp, there to find the Temple of the Frog. TSR 9175

Deep in the heart of a forsaken and filthy mire, a great amphibious foe awaits. Led by an ancient evil from the world's history, can you stop thesummoning of the Demon Frog- God? If not, you may face the Devourer of Life! Also available as 5E and Swords & Wizardry.

In Necromancer’s Last Stand, your high level party is placed into the middle of a several decades old conflict. A new plan has developed as the forces of good begin to make headway. Called to the general’s tent you and your associates are asked to accept a hazardous ‘end around’ move to attempt to take out the evil leader. The way will not be easy and a plethora of challenges lay between the general’s tent and victory. There will not be attack and retreat opportunities and you know you’ve only got one shot at ending the violent conflict.

Candon Shaman of the Dark Fen is a companion adventure made to go along with the events unfolding prior to the core adventure found in Folio #14 (WS1 Isle of Jade). It contains the information needed to run a side adventure that will help characters gain a degree of experience before setting out into the interior of the Isle of Jade. After moving into the swamps of the southern coast the party becomes aware of a threat to the native village that now repairs their vessel. A Candon shaman, roused by the corruptive magic of the Necrotic Pearl, is raising a force to destroy the town and only the players have a chance of stopping the Candon before his forces grows to a size they cannot handle. The islanders fear some dark power has corrupted the Candon lizardmen of the lowland fens. If their shaman leader has fallen to the side of darkness, it is only a matter of time before his calls for war are answered by the fern goblins. Can the adventurers stop the shaman before his summons can be answered? This adventure is formatted to both 1E & 5E gaming rules.

After news of your heroic deeds have circulated, a letter made its way to your hands. "Heroes, I need your help. For years I have been working on a plan to rescue my companions from Ajax's torment. I need your assistance with retrieving the missing piece. Meet me at the High 'n Dry in the village of Moerasby. - Torma" - Combat: Medium to High Depending on if the optional combats are done. - Exploration: Low - Medium There will be a travel montage test. - Interpersonal: Low You will interact with some NPCs and RP, one potential negotiation. - Intrigue: Low No faction dealings or hidden power plays are happening here. In this Side Quest Adventure, the players can start in an inn to meet each other and the Questgiver, then travel through the swamp to an abandoned teleportation structure and reactivate it. It takes them to a derelict space base built into an asteroid floating through the timescape.

This adventure includes large-scale battles, war-planning and the potential challenge of PCs claiming and holding dominion over territory. A King's Commission leads to danger! All communication with the barony of Twolakes Vale has ceased. King Ericall, worried about the security of his border and angered at the loss of tax revenues, has commissioned you, a delegation of powerful adventurers, to investigate. This is not a petty problem to by solved by the armies of local nobility. Indeed, the king's forces are desperately needed elsewhere. Twolakes Vale is, after all, only a small barony on the far frontier of Ericall's domain. And yet? The cloud is there, its nature and cause unknown. None have returned for the barony for weeks. Furthermore, the cloud is spreading, and vague reports of unrest and mysterious disappearances are starting to trickle in from nearby baronies. Can you discover the secret of Two Lakes Vale? TSR 9118

As fledgling adventurers, your group is looking for anything to increase their fame and line their pockets with gold. Upon crossing the countryside your group comes to Creedo’s Trail a small thorp in the Duchy of Starryshade. Upon arrival in town you find an inn to stay indoors finally and a job opportunity hanging at the Bagel Inn purporting an “easy job” for a “big reward”. The poster is reputedly a crone or witch who has need for some components for an experiment she is currently working on. Easy job AND big reward…what’s not to like!