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.

Summoned from across the multiverse, a small group of heroes must enter an ancient pyramid and prevent the Elder God Nyarlathotep's return to power. A Lovecraft-themed oneshot.

Surviving the shipwreck is easy; living through the wizardly bet afterward is not. Their game could mean your lives. A storm caused the PCs' vessel to sink and is now forcing them to seek shelter in the keep on the remote isle. Their goal is to locate a boat or some other means of transportation to return to the mainland after the storm has passed. But first, they must survive the tests and traps the island's inhabitants have set for them. Pgs. 45-64

The sleepy village of Raven's Lake has a secret: A terrible god lives in the depths of the settlement's namesake. The citizens of Raven's Lake know that something lives in the lake. People who go out on the lake after dark go missing far too often and frequently turn up weeks later with no memory of where they've been. The local church of St. Cuthbert has been abandoned no fewer than seven times in the last two years, each time its lone cleric packing hastily and fleeing town without a word. Adventurers who come to Raven's Lake have a habit of vanishing forever. The truth is that something does indeed live in Raven's Lake but it is far from a deity. It's an exiled aboleth by the name of Zlorthishen. Pgs. 33-36

A storm brews on the cliffs, and thunder takes wing. Near a remote coastal village, livestock vanish and tempests rage without warning. Locals whisper of a legendary beast: the Stormwing—a massive eagle wreathed in lightning, said to nest high among the windswept cliffs. But is the creature truly a menace… or merely a misunderstood force of nature? Dare your party scale the perilous cliffside, brave elemental hazards, and confront the Stormwing atop its thunder-blasted perch? Inside This Adventure: ✅ A lightning-charged dungeon crawl through cliffs, caves, and stormy ledges. ✅ A dramatic final encounter with the Stormwing—can your party fight, negotiate, or outwit it? ✅ A thunderous environment with gusts, static surges, and dangerous terrain challenges. ✅ Unique rewards, including the Gloves of Conducting, a magic item that crackles with power. ✅ Multiple adventure hooks for easy campaign integration. This adventure is part of Thirsty Tiger Tales, an ongoing collection of thrilling one-shots for D&D 5e! Perfect for a one-shot or a side quest in any elemental, coastal, or storm-themed campaign. Pay What You Want until the end of May! Suggested price: $1.00 Will your party tame the skies—or be cast down by the storm?

The door slams open so hard that the wall shakes and the hinges groan. To everyone’s astonishment, a goblin staggers in. He is badly wounded, with dried blood covering about half of his body. Only a moment before the air was full of the rattle of dice, the slap of cards, and cries of victory and defeat. Now the Gambling Golem is dead silent. The goblin lurches toward your table then collapses right in front of you. “Help me,” he croaks, looking up at you with bloodshot eyes. “I’ll make you rich!”

The Heroes are relaxing in an inn when they hear a scream, rushing outside they find that a local merchant has been kidnapped! The merchant's wife saw the assailants drag him into an alley, where the heroes give chase. Following the villains through a maze of natural fissures, tunnels, and ancient ruins they encounter a number of monsters, traps, and puzzles. Eventually they make their way to the kidnappers hideout, where they confront the kidnappers in a final climatic battle to rescue the merchant and uncover a criminal gang.

"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.

Just as the trail led from the STEADING OF THE HILL GIANT CHIEF to the frozen wastes where was found the GLACIAL RIFT OF THE FROST GIANT JARL, so the adventure in the latter place has let (or transported) the intrepid party to what they hope will be their last challenge. They are about to venture into the hot and smoking barrens which are in effect Muspelheim, the home of fire giants. This module contains background information, referee's notes, three level maps, and exploration matrix keys. It provides a complete module for play of ADVANCED DUNGEONS & DRAGONS, and it can be used alone or as the last of a three-part expedition adventure which also employs DUNGEON MODULE G1 (STEADING OF THE HILL GIANT CHIEF and DUNGEON MODULE G2 (GLACIAL RIFT OF THE FROST GIANT JARL). TSR 9018

A shrewd, spell-using green dragon has taken over the deepest chamber of a limestone cave as his lair. The dragon has persuaded a tribe of troglodytes to live in the outer chambers as a sort of "protective buffer" in return for gifts of magical treasure. The troglodytes cherish the useless bits of magic without realizing their modest worth. The outer chambers of the cave are protected by the troglodytes, the beetles and centipedes the troglodytes raise as cattle, and wild creatures. The green dragon uses traps, illusions and magical devices to protect his inner chamber. Wyrmhaven is the second dragon's lair to conquer. Part of TSR 1073 The Dragon's Den

Deep beneath the streets of a bustling trade town, trouble is brewing—or rather, fermenting. A mischievous band of cheese-obsessed goblins has taken over the sewers, swiping every wheel, wedge, and slice of cheese they can get their sticky fingers on. Their leader? The grotesquely gluttonous Sewer Mermaid, a bloated monstrosity ruling over her rancid dairy domain. This silly, over-the-top dungeon crawl is packed with cheesy hazards, slippery chases, and goblin-fueled chaos. Inspired by the absurd Cheddar Goblin ad from Mandy and a bizarrely captivating sewer mermaid miniature, this adventure is a perfect low-level romp for groups who enjoy laughter alongside their loot. What’s Inside? A lighthearted yet challenging adventure for Level 2 adventurers. Unique enemies, including teleporting Cheese Goblins and a boss who weaponizes rotting dairy. A sewer dungeon filled with traps, puzzles, and absurdly pungent dangers. Multiple adventure hooks for easy integration into your campaign. Perfect for a one-shot or a side quest in any city-based campaign, Cheese Goblins will have your players questioning their dietary choices for years to come. Will your party put an end to the Great Cheese Heist, or will they become just another tale of lost adventurers… swallowed by the stink?

The interrogation of the rogue wizard, Askalan, by the magocracy of Bemmea exposed his creation of unstable magical artifacts built in a ruined ley-line conduit. This Leystone, built by the mages of Vael Turog, had been dormant for centuries until Askalan discovered a way to power it. Now, after his untimely death, the Leystone's unstable power continues to grow at the edge of the Western Wastes. The magocracy hires the characters to find the awakened Leystone, uncover the mystery of this growing power, and return the source of the power to Bemmea for study.

This adventure is designed for the D&D Adventures League Season 5 - Storm King’s Thunder campaign, and is meant to enhance your party’s connection to important events and NPCs. It is intended for use during Chapter 3 and 4, where your party is roaming the Savage Frontier, and has material enough for 1-2 full sessions. It brings your party in contact with the mysterious Kraken Society, and introduce them to the Golden Goose coin, which will make your players more invested in the events of Chapter 11: Caught in the Tentacles.

The Lost Tombs, Volume 1 Derro swarm in the Abbor-Alz. The Doomgrinder windmill's blades approach their zenith. Strange sightings in Hardby and rumors of a bandit empire in the mountains have commoners and nobles concerned. The Circle of Eight hopes that the key to averting this disaster can be found in the mysteries of a group of five ancient crypts, the Star Cairns. But first someone has to find the fifth cairn.... Five separate adventure sites playable individually or linked together, The Star Cairns can provide a diversion for treasure-hungry adventurers - or can be used as the seeds for an extensive campaign. Although the adventures are designed for four to eight characters of levels 5-8, each section can be adjusted for weaker or stronger groups. TSR 9579

The dungeon is essentially a large puzzle built around the premise of time travel. Many PC interactions are a direct result of the party dealing with the actions of their past or future selves. This adventure is designed for a fifth level party, to be played in a single session. It features a large full color map, artwork, NPC roleplaying tips, and two new magic items. Julinda the gnome mage has always been a bit off. She is a chronomancer who has become obsessed with achieving the reliable and reproducible technology of time travel, in the interest of returning to select parts of history and influencing their outcome to her pleasing; perhaps to avert a war, or to head off the enslavement of her people, or prevent the death of a loved one. Those who know her were aware of her ambitions, and now worry that they are coming to fruition, as she hasn't been seen in several months. And so, they have implored the PCs to seek her out...

Part 1 of an Expert-level quest into a hostile wilderness. This adventure takes place in the Known World of the D&D game, as outlined throughout the D&D game rule books and modules. The DM may find it useful to consult the Companion and Masters Sets, as well as most of the X-series of Expert Set modules. D&D Expert Set module X9, The Savage Coast, would be especially helpful, as Tortles of the Purple Sage could easily serve and continue that module's direction and plot like, adding a previously undescribed area (the Great Northway) to the Known World. The DM may also place the areas and events of this adventure within an existing campaign setting, as long as the geographical areas of the campaign match those set forth here. Pgs. 40-62

The Soldiery has grown weary of dealing with a particularly nettlesome band of miscreants who have holed up in the Flooded Forest to the south. And so, you have been called upon to quell their activities so that trade along the North Road can resume unmolested. However, in so doing, the truth behind their activities reveal that much more than simple banditry is at hand. Will you be able to stop it?

A shadow from the past, the Ghost Tower of Inverness has loomed ever larger in the mind of the great Seer of Urnst, Now he has convinced the Duke that an expedition should be organized to go to the ancient keep and recover its greatest treasure — the fabled Soul Gem. TSR 9038

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.

It's like a 'Legend of Zelda' puzzle dungeon, but instead of Link, you play as a group of grubby grave robbers. Also, there's way more eyeball stuff. Puzzle Dungeon: The Seers Sanctum is a system neutral adventure for characters of level 1 to 4. It will work with any old school games like Old School Essentials or B/X or the most recent version of the world's most popular roleplaying game. What's in it: * 10 room dungeon crawl where each location has its own mysteries to poke and experiment with * Cohesive puzzles that build on each other * Lets players to discover their own solutions in true OSR fashion * Magic items and equipment that change how the players interact with their environment and previously explored areas * Use as a 4-6 hour one-shot or the start to a planar hopping campaign for wherever you'd like to go