In the city of Waterdeep rests a tavern called the Yawning Portal, named after the gaping pit in its common room. At the bottom of this crumbling shaft is a labyrinthine dungeon shunned by all but the most daring adventurers. Known as Undermountain, this dungeon is the domain of the mad wizard Halaster Blackcloak. Long has the Mad Mage dwelt in these forlorn depths, seeding his lair with monsters, traps, and mysteries—to what end is a constant source of speculation and concern. This adventure picks up where Waterdeep: Dragon Heist leaves off, taking characters of 5th level or higher all the way to 20th level should they explore the entirety of Halaster’s home. Twenty-three levels of Undermountain are detailed herein, along with the subterranean refuge of Skullport. Treasures and secrets abound, but tread with care!

In these lands of eldritch goo, it's a fine line between victory and a sticky situation Tzork, the sentient globe of glass, wasn’t exactly born from a grand spell—it was more of a cosmic "oops". After a backstabbing disciple named Theridus offed his master and snagged the relic, he promised his followers unimaginable power. But instead of turning them into terrifying demons, Tzork turned them into puddles of goo. Now, the once "glorious" cult's mansion is less a temple and more a swamp of melted, failed adventurers, attracting only the most reckless of treasure hunters. 'Morass of the Melting Men' is an adventure for Knave 2e, suitable for low-level PCs. The adventure revolves around an extremely powerful sentient magical item that has gone out of control, melting all the nearby people and turning what was once an evil temple into a swamp of slime, filled with bones and eyeballs. In Morass of the Melting Men, players enter a location flooded with a magical liquid exuding chaotic energy. The longer the PCs remain within the swamp, the more they suffer the unexpected effects of this alien magic. Step inside this morass if you dare — goo and treasure awaits... but mostly goo What you'll find here: A complete 40-page adventure A 20 room dungeon map Several new (and bizarre) magic items such as the magnificent Tray of Force and the powerful Theridus' Head. Several wild random tables of weird and gooey outcomes

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

A serial killer is stalking the unsavory citizens of Baldur's Gate and freezing them solid! Discover who or what is responsible for these chilling crimes and unravel the killer's twisted motivations in this adventure for Baldur's Gate: Descent into Avernus! This adventure includes: 1 New Neighborhood for any Urban Location, 1 New Creature, 3 New Magic Items, 5 New Shops & Taverns, and 12+ New NPCs!

The goddess Erathis has never seemed the sort to demand the sacrifice of mortals in exchange for safe trade routes, but that’s exactly what her high priest has demanded. When a local ruler asks the characters to investigate the high priest, a chain of events is set in motion that could shake the city of Wyllea, and the church of Erathis, to its core. This adventure makes extensive use of roleplaying encounters and skill challenges, with fewer tactical combat encounters. There is a substantial focus on politics and intrigue. The Tariff of Relkingham is written for 3rd level PCs, but contains advice for lowering or raising the starting level from 2-4. It also contains a system for calculating an advantage or disadvantage in the final fight based on the players' actions during the adventure. Pgs. 83-103

For over a thousand years the things that lurk beneath the waters, skulk in the darkness and lie hungrily in dank crypts have been patient, while all around them men and monsters bicker amongst themselves, bold enough to traverse the dark caverns' depths but afraid or perhaps wise enough to leave the forgotten vaults and hidden passages alone. Beneath the lost ruins of ancient Thracia lie the vast caverns of a once great civilization. While a death cult rules the surface, the Minotaur King and his beast men lurk fall below. Descend even deeper into the darkness and discover a lost and arcane world that waits for those brave enough to enter! Necromancer Games and Judges Guild have teamed up to expand and update the classic module Coverns of Thracia for 3.5. Designed for characters of 3rd to 8th level and higher, the Caverns of Thracia is a mini-campaign setting that presents intricate plots and exciting adventures.

The duchy of Velen is a bastion of law and order in an otherwise untamed land. Its ruler, Duke Calchais, holds his citizens and visitors to his city to a high standard of conduct. When Velen's harbormaster is murdered, the duke enlists the aid of adventurers to see that justice is served. Was the harbormaster a victim of larceny gone awry, or is something more sinister afoot in Velen? Murder in Velen is a 4-hour standalone adventure set in and around the port city of Velen, which is located in the peninsula nation of the same name in southwestern Faerûn. Velen is designed for a party of five 10th-level player characters, but it can easily be scaled by adding or removing creatures.

The Dungeon of Graves, is nothing more and nothing less than a good, old–fashioned, First Edition dungeon crawl updated for the 5th Edition Roleplaying Game. Very difficult, it should strike fear into the hearts of the most stalwart adventurers. It offers an abundance of traps, tricks, and monsters. We hope that you find this module as fun and exciting as those thousands of players who have ventured into (and not as often out of) the endless caverns and mazes of Rappan Athuk—The Dungeon of Graves. Rappan Athuk is a difficult dungeon. Even the upper dungeon levels should not be attempted by a party of less than six mid-level characters.

Beginning in the prison of the Castellan of Whitecliff, this campaign arc takes the players from level one to four, presented as a sandbox area in a lonely and gritty peninsula full of villains and opportunities for the players to explore. Much like Stonehell, but for regional play. Published by Coldlight Press

Restore an Abandoned Temple Enter the catacombs near the desecrated Temple of Muir, Goddess of Paladins, and search for the lost tomb of Abysthor. Will your party be able to cleanse the evil that now inhabits these once-sacred halls, and recover the Stone of Tircople? Can your characters survive the traps of an undead sorcerer? Will your players discover the chamber of Living Rock and the secret power it holds? Adventure awaits! Gold and Glory! A fantasy adventure published for the D20 system, The Tomb of Abysthor is the first module in Necromancer Games Dungeon series and can be played as a stand-alone story or in conjunction with The Crucible of Freya and the forthcoming city supplement Bards Gate. What secrets lie hidden in the tomb of Abysthor?

The town of Somber Hill is a quiet settlement in the foothills of a mountain range. A few days travel from the nearest city, the people of Somber Hill are a humble and self-reliant bunch. Unbeknownst to its people, the small town hides a sinister secret, some of the residents of Somber Hill belong to a cult that worships a long dead entity. Known only as The Dark One by their followers, this ancient being once called Old Somber Hill home. Their dark master is entombed in the catacombs beneath the town, and the cult hopes to resurrect their master with a blood sacrifice. The Crypt of Somber Hill is a Setting Neutral adventure and thus can be easily included in any existing story-line with minor alterations and adjustments or outright slotted into any existing campaign setting.

The chapel, once populated by the priests and priestesses of Eldath has now been desecrated by cult of necromancers who sought its secrets to prolonged life. They soon discovered the bodies of the chapel’s clerics they slew, and those interred in the catacombs below, were unnaturally strengthened and preserved by the chapel’s white waters. Their bodies were soon used to create powerful undead. Seeing this desecration of her followers, Eldath stemmed the flow of her life-giving waters. The cultists remain in her chapel, seeking to corrupt the well and harness its powers for their vile plans. Published by Arcana Games.

Madness in Freeport, the final part of the Freeport Trilogy, details the final confrontation between the PCs, the Brotherhood of the Yellow Sign, and Sea Lord Milton Drac. In Part One, the Drac invites the PCs to the Grand Lighthouse Ball. Careful investigation can reveal the secret purpose of the lighthouse. In Parts Two and Three, the PCs must recover a powerful artifact to thwart the Brotherhood's plans. They must pass through an infamous pirate's hidden caves, then search a sunken temple of the serpent god Yig. In Part Four, the heroes must enter the Grand Lighthouse, AKA Milton's Folly, in a race against time to stop the Brotherhood's world-shaking master plan from coming to fruition. (Bibliographic note: This adventure was originally written for v.3.0, and later updated to the v.3.5 rules. The revised versions of Death, Terror, and Madness in Freeport were reprinted in an omnibus edition, along with two shorter filler adventures, as The Freeport Edition: Five Year Anniversary Edition.)

The lands that lie west, across the great sea, are uncharted. The West March Company has spent a fortune on an expedition to loot and tame it. You are part of that expedition. You are the desperate, the outcast, the destitute. This new world is weird and dangerous. Rumours abound of a city of tombs. A cursed dwarven fortress in the mountain. Mist-covered swamps that howl in the night. Pass that treasure map around the table. Drink deeply from your cups and imagine what awaits in the wilderness: gold, glory, death. Inside West Marches Company: A Grim Promise you'll find: Twelve new monsters to surprise and terrify your players. A cult of worms, a city of tombs, centaur khans and a twenty-page dwarven fortress dungeon crawl with over forty rooms. Loaded with art, evocative descriptions, weird NPC's and 2 new magic items. High resolution maps of both dungeons: Kazad Mor The Cursed Dwarfhome and Tunnels Beneath Fort Bramble This module can be run as a standalone adventure or as a west marches style game.

The Dreaming Caldera involves the players infiltrating a volcano teeming with monsters that are intent on constructing a chaos god. The players must navigate through the hostile environment, disrupt the monstrous activities, and ultimately prevent a catastrophic event. 27 keyed locations Written for the Old-School Essentials (OSE) rule system

Evil Reigns in the Elven Ruins Where elves once built the shining city of Myth Drannor, demons and devils now prowl in search of prey. Ancient evil slumbers beneath mossy stones, waiting for those foolish enough to venture within its grasp. Bold swordsmen, stealthy rogues, and skillful wizards have all met their end within the walls of Myth Drannor. But the lure of the city's magical treasures still draws heroes and villains alike to tempt death—or worse. Drawn by the dream of limitless magical power, the Cult of the Dragon has carved out a secret stronghold in the heart of the ruins. Using the power of a corrupted pool of radiance, the Cultists stand poised to attain their goal of subjugating all of Faerûn... unless a group of brave heroes can stop them first.

Drawn by greed or curiosity the adventurers enter the strange ruins of castle of madmen. Terrible monsters stalk the hallways, but the greatest challenge is not merely to survive but escape with their sanity intact. The Palace of Sweet Dreams sends the adventurers on a different and challenging dungeon exploration, where wits and smarts will be key to survival. Those who the masks may seem harmless ... The adventure contains new monsters and magical items to keep your players on their toes and let them discover how magical items can present their own adventures. Originally from the Danish convention Fastaval as part of the living campaign, Hinterlandet. Now presented here for the first time in English. It is an adventure with emphasis on exploration and meeting the unknown.

Guilds Town is in the middle of Dravens, a province of the realm of Shrave. 50 years ago, the neighboring dwarven province of Kiernard rebelled and tried to overthrow the green dragon Shrave who rules the realm. They failed and their province was dissolved. Dwarves who left the province mostly fled to Dravens, and are called Nards as both a racial slur and a stigma of their people’s dishonor. Guilds Town are the ones really in control of the province and are the current opposition of the Dravens nobility. In recent times, corruption and crime in the city have risen to new heights as 4 cults compete for control of the city and their citizens. Published by NaturalCrit

Called by the Elder Elemental Eye to serve, four corrupt prophets have risen from the depths of anonymity to claim mighty weapons with direct links to the power of the elemental princes. Each of these prophets has assembled a cadre of cultists and creatures to serve them in the construction of four elemental temples of lethal design. It is up to adventurers from heroic factions such as the Emerald Enclave and the Order of the Gauntlet to discover where the true power of each prophet lay, and dismantle it before it comes boiling up to obliterate the Realms.

Long hidden away in remote vaults and guarded by powerful wards, the ancient Seven Swords of Sin have been stolen and brought together again for a terrible cause. Seven Swords of Sin is a lethal adventure that pits players against a vile enchantress, Tirana, in a trap-laden and monster-guarded dungeon. Only the brave (and perhaps foolish) can survive Tirana's lair and rescue the fabled Seven Swords of Sin from her heinous plot to unlock their deadly powers.