Summoned by a coven of foul witches, the adventurers are bid through the Black Gate and across the multiverse, in pursuit of the crown of the fallen Horned King. There, in the icebound gloom of Thrice-Tenth Kingdom, they must pit their wits and brawn against his dread servants. His sullen citadel looms above the darksome woods and elfin ice caves, ruling over the mystic kingdom. Do you dare to ascend the throne of bones and declare yourself master of the Wild Hunt? Whatever your answer, the land beyond the Black Gate is sure to present a grim challenge for the even the hardiest of adventurers!

A corrupt Duke of Lankhmar’s foibles paraded before the masses for their entertainment puts an acting troupe in trouble. Threatened by the insulted Duke and his private guard, the performers need assistance to make it through their final performance of “The Fiascos of Duke Hogfat.” With nobody else to turn to, the troupe hires the PCs as their evening’s protectors. Will the play end in a standing ovation or will the Duke and his thugs bring down the house on the troupe and their defenders? Officially licensed from the estate of Fritz Leiber.

When the Purple Planet began its slow decline, factions arose to vie for the final resources of the dying world. In the days of the Last Wars, the Ascendant Masters used their knowledge of cybernetics and genetic engineering to create increasingly powerful and grotesque biological weapons. One such weapon was Sotark the Destroyer of the long lost House Memniscene. Damaged and placed in a cryogenic regeneration capsule, Sotark has slept away the ages while the House above him eroded away under the weirdling sun. Over time, the capsule has failed, but still Sotark sleeps on, diminished, but not destroyed.

Remember the golden days of role-playing, when adventures were underground, NPCs were there to be killed, and the finale of every dungeon was the dragon on the 20th level? Well, those days are back. Dungeon Crawl Classics feature bloody combat, intriguing dungeons, and no NPCs who aren’t meant to be killed. Each adventure is 100% good, solid dungeon crawl, with the monsters you know, the traps you fear, and the secret doors you know must be there somewhere. In Idylls of the Rat King, goblin bandits are once again attacking the silver caravans, killing innocent miners and stealing cargo. The goblins have taken up residence in an abandoned mine northwest of Silverton. Someone must get rid of them. But this is no ordinary abandoned mine. It was deliberately barricaded generations ago when the Gannu family, founders of Silverton, discovered an unspeakable evil on its lowest levels. And these are no ordinary goblins, for the curse of the Gannu family courses through their veins…

Unlike other Dungeon Crawl Classics, this volume does not present a completed adventure. Instead, it presents a set of DM tools that will make your job easier. This book of dungeon geomorphs gives you everything you need to map out exciting underground adventures. The geomorphs are modular map segments designed to be combined in a variety of ways. There are 124 map segments, encompassing mazes, dungeons, underdeep caverns, monstrous lairs, castles, ruins, halls, and many other intriguing places to explore. Together they combine to make thousands of possible maps!

An ancient cave, defended by ancient death traps and weird arcane seals conceals the antediluvian vault of an archlich whose reign predates recorded history. Undisturbed for untold eons, the vault now stirs thanks to the machinations of cultists who have meddled with secrets best left undisturbed... This module sends the heroes to an ancient cave occupied by cultists dedicated to the Mists of Madness. Defended by ancient death traps and weird arcane seals, the caves conceal an antediluvian vault, the resting place of an archlich whose reign predates recorded history in the Known Realms. Undisturbed for untold eons, now the machinations of the cultists and their eladrin master threaten to awaken the archlich, to dire ends that none can predict.

When the heroes come into town, word arrives that a nearby cloister of the god of valor is under siege by an army of undead. The adventurers travel to help defend the bastion of paladins, only to discover that these undead are actually ancient enemies of the paladins’ order. They have discovered a way to exact vengeance for slights committed centuries ago, but to finish their plan they must breach the cloister’s catacombs! Can the heroes battle them to the catacombs and defeat their horrific blackguard champion?

Originally designed as a convention module, this adventure sends the heroes into the underdark to do battle against the mysterious denizens of the deep! A drow housemistress commissions the characters to acquire a mysterious weapon known to be in the hands of her dark elf enemies. Locating, identifying, and acquiring the magical weapon leads the heroes on a great trek across the underdeep, where they must battle svirfneblin, a powerful lich, and enemy drow. This adventure us specifically designed for play by drow characters, but can be used with any adventuring party. Pregenerated drow characters are included.

Captured! While trekking across a trackless wasteland, your stalwart band has fallen into the clutches of a nefarious gang of desert raiders. Imprisoned in a subterranean chamber, you are bereft of all of your equipment and magic items, save for a few tattered loincloths. But as chance would have it, an opportunity to escape the cell presents itself. To escape, you must head deeper into an ancient sealed tomb, armed with nothing but your wits and anything you can find along the way. Getting to the surface is just one of many challenges, as you still need to recover your precious equipment, and flee the Lost Oasis, which is surrounded by an inhospitable sea of solid glass!

Many centuries ago, a band of paladins fell from grace. These blackguards were defeated after a great battle and their grim fortress, the Iron Tower, was razed. A small abbey was established near the ruins, where generations of monks mixed ancient eldritch wards, mighty clockwork traps, and multiple fail safes to build the Iron Crypt of the Heretics. Three mighty vaults ensured that its evils would be sealed for all eternity. But unbeknownst to the brotherhood, their impregnable crypt had a single weakness: the very monks that had built it, for they knew its secrets. When a devourer stole into their abbey, the profane beast forced the monks to help it inside the Iron Crypt. It successfully broke into the first of three vaults, releasing an army of wights. The story of the devourer and his wight army is told in Dungeon Crawl Classics #12: The Blackguard’s Revenge. Now, in the Iron Crypt of the Heretics, the heroes must venture into a crypt designed by the world’s greatest thieves, magicians, and seers, solve its puzzles and deadly traps, and seal it once more from the outside world.

Strange attacks in the night plague the people of Eng. Slaughter and shadows keep the villagers inside after dark. Mighty adventurers are needed to seek out the source of these threats and stop them for good. This quest will take the heroes to the very borders of Elfland and pit them against the cruelty of the Unseelie Court of Faerie. Will the heroes overcome the machinations of the Queen of Elfland or will they fall victim to the glamours and wiles of Elfland’s malicious nobility?

The Borderlands. An untamed wild region far flung from the comforts and protection of civilization. A lone fortified Keep is the only bastion of Good desperately striving to maintain the forces of Chaos at bay. But Evil is everywhere, lurking in dark caves, fetid swamps, forlorn forests. Bands of cutthroat brigands and ruthless tribes of humanoids eager to clash with the forces of Food rove the region. The Borderlands hold many secret wondrous locations, and opportunities for fame, prestige, and fortune are plentiful. But equally abundant are the perils, risks, and challenges to those brave enough to explore the wilds. Sharpen your swords and axes. Purchase your iron rations and tinderboxes. And Don't forget at least one 10-foot pole. Adventure awaits those with the mettle to confront Chaos in the Borderlands!

Murder! Ripples of shock pour through the wee hours of the sleepy fishing shanty of Port Scuttle. An innocent young fishmonger, beloved by the locals, has been brutally murdered in her own shop. Stunned by the grisly act, the typically hardened townsfolk turn to powerful heroes to investigate the gruesome deed. Could the fishmonger’s recent discovery of a massive black pearl be a possible motive? The heroes’ goal is to not only bring the perpetrator to justice, but determine the twisted purpose behind the ghastly act. Concerned townsfolk decry that the evildoer must hang for his or her despicable crime. Yet when the heroes finally track down the murderer, he is already dead by the noose, and the investigation has truly only begun. Clues hint at even darker designs, as an ancient evil stirs to reclaim a once lost malevolent relic. Tackle the challenge of solving the despicable murder of an innocent, and thwarting the diabolical schemes of a powerful brine vampire. Th e adventure is set in and around a small fishing port located on the windswept craggy cliffs of an ocean. The author draws on two inspirations for this adventure: The Pearl, by John Steinbeck, and an unnamed adventure plot by the author’s astonishing wife, Lisa.

This new version of the classic adventure is completely updated to 3.5 edition. In The Lost Vault of Tsathzar Rho, a defenseless village asks the characters to slay an out-of-control ogre. Sounds easy enough. But the ogre, who used to be nothing more than a nuisance, has become crazed and psychotic. When the characters arrive at its cave, they find a subterranean portal has connected the cave to a much larger underground complex. Something in that complex has transformed the ogre and many other local creatures into fiendish marauders. In fact, it’s the lost vault of Tsathzar Rho, an ancient wizard and prophet of the Outer Gods, who are gathering their foul minions for battle.

For centuries, the Great Swamp has hidden hints of an ancient culture of barbarian kings. While passing through this miserable bog, the PCs encounter Stygoth the Damned, a half-dead black dragon driven mad by a mysterious disease. Delving further, the heroes discover that the disease is tied to the very swamp itself. A great corruption once infested this place, destroying the savage barbarian kings and leaving only mighty statues as their legacy. Now this corruption has returned, and a terrible Witch Queen is mining the corrupted swamp-earth to produce evil, blighted artifacts. In order to stop the spread of these evil weapons, the heroes must enter the ancient caves of the savage kings, put to rest the corrupt legacy of their downfall, end the disease that scars the land, and then face off against the Witch Queen herself.

In ages long past and best forgotten, the world was ruled by worms. Deep within dreaming jungles, and high atop monolithic temples, fell priests sacrificed the blood of man and his kith to the mammoth war-worms. One wizard would return the world to the rule of the worm. From deep within the blood-soaked earth, calling upon the spirits of the slain and blood of the dying, rising from the moldering bones of fallen warriors, the war-worms have returned. Their foul Mother – last of her kin – births more crawling horrors with every passing hour. The age of the worm is once more upon us. The call is sounded: Who will rise to purge the darkness?

Lady Elisabeth Pendour beseeches the heroes for their help. They must recover a key that was on her husband’s body when he perished trying to clear an ancient tower. The tower was once a coastal fortress, but now it lies in ruins, occupied by black-feathered rook harpies who worship a foul carrion crow demon. Lord Pendour sought to free his subjects from fear by clearing the rampaging rooks from their nests. But he failed, and unless the heroes can recover his body, the crow god will come for his wife, too…

The small town of Welwyn has been beset by a string of robberies. The heroes are led to the natural cave system located at the bottom of the town well, which they must explore to find the burglars. But once they’re in the cave system, things get much more difficult! The “burglars” turn out to be mere pawns in a much darker game. To get to the source of the crimes, the heroes must shrink themselves with potions of improved reduce person and explore a series of dangerous rat warrens where their prey is larger than they are!

Devilish sorcery and ancient steel merge in the form of a reborn menace rising in the wild hills on civilization's verge. As the badlands burn with wildfire, an arcane warlord gathers his monstrous troops under his tattered banner. He is rumored to be immortal, and it will take tremendous bravery, immense cunning, and more than a little luck for stalwart adventurers to end his campaign of malice. Can your mighty heroes locate the War-lock's one weakness before his forces drown the realm in blood and fire?

The city is gripped in fear! The Ripper has returned after a 125-year absence and is once again carving a trail of blood through the slums of Millers Court. Also returned is the ghost of Mari Kell, his last victim from more than a century ago, and she haunts the streets where she was killed. The city watch is at a loss to solve this supernatural mystery, much less apprehend the Ripper himself. All the clues point back to the hovel where Mari Kell was slain long ago. If the heroes are brave enough to enter, will they find the Ripper himself there?