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!

With the discovery of an enormous diamond deposit nestled on their borders, the kingdoms of Peldadrin and Belford both claim the repository of indispensable gemstones as their own. After years of negotiations fail to bring a peaceful resolution, the two nations (further incited by sentiments of national pride that have risen over the years of negotiations) determine the diamonds will be claimed only through war. In the early days of the war, Private Geth Heston, a Belford scout with rich Peldadrin ancestry, was dispatched into enemy territory to uncover Peldadrin unit formations, patrol routes, and any other information he could find. It’s been two weeks since Geth sent his latest report, putting Belford command in a state of unease. The information Geth alluded to in his last message could change the course of the war, if proven true.

First Lord Torin Nomerthal and several his advisors will be leaving Hillsfar to inspect the Wall with only a small contingent of Red Plumes. The chance to strike is now! Part Two of Six Knives for Torin Nomerthal. A two-hour adventure for 1st-4th level characters.

Welcome to Cirria’s Gambit, a four- to six-hour adventure for 2nd-4th level characters, designed for Dungeons & Dragons 5th Edition! This adventure invites you and your players to a fiendishly fun party with revengeful devils, a succubus who just wants to go back to hell, snobbish nobles, intoxicated socialites and one really irritated banshee! Cirria wants to go to hell! There is only one tiny problem: her mistress Glasya, archdevil of the sixth layer, has banished her for insubordination. So, what’s a succubus to do in Cirria’s place? Take over a local noble family and organize a grand feast like this boring plane has never seen before to channel the emotional energy of her guests into a ritual to open a portal, of course! Isn’t it obvious? Cirria’s plan only had one tiny unaccounted for issue: Lady Kaera, matron of the noble house Cirria targeted, is a banshee. Cirria found a momentary solution – but that will only hold so long as no intrepid group of adventurers disrupts it… This adventure can be run as a one-shot or inserted into an on-going campaign. The theme fits Baldur’s Gate: Descent into Avernus particularly well!

Welcome to the Cage, friend. You'll want to watch your back in Sigil - it seems every cutter here's got a way to peel a clueless basher, and you're no exception. Besides, there's something happening down in the Hive that's got the factions in an uproar, and word is you're the cutter to look into it. Barmies and bubbers have been waking up in the Dead Book, but they haven't been staying there. They've been returning to Sigil with minds restored, telling tales of the Eternal Boundary. But the air's turning foul here in the Cage, and there'll be blood spilled soon if someone doesn't learn the dark of things, an quick! The Eternal Boundary is a Planescape adventure for a party of four to six characters of 1st to 5th levels. Players are introduced to the city of Sigil - the Cage, as some call it. Inside this crossroads to the planes, a sinister plot unfolds, leading the heroes into the most dangerous and desperate part of town - the ramshackle slum known as the Hive. Do your player characters have what it takes to confront the Eternal Boundary - and pass beyond?

Old Olga and Young Yvonne is a four- to six-hour adventure for 1st-4th level characters, designed for Dungeons & Dragons 5th Edition, with a village theme, hags and witches, an abducted child to save, some horror, and mysteries to solve! Willow Creek, a remote farming village, is in trouble: livestock is going missing and reappears gutted in the woods, crops fail and fields blight - and now the bastard child of young Yvonne has gone missing as well. What no one in the village knows: Yvonne is a budding witch secretly feuding with Old Olga, an evil hag in the woods - who now demands a human sacrifice from Yvonne in return for her child. Who can sort out this mess, bring back the innocent child, prevent a murder, and return peace and quiet to Willow Creek? This adventure can also be used as a mini-campaign sandbox. With the branching and inter-connecting scenes, locations, and NPCs it provides, combined with the guidance on how to run a "village adventure", the material provided here on more than 60 pages can easily cover up to eight hours of playtime. Included with this adventure are: + an original custom creature, the young witch + 12 original fleshed out NPCs, including personality traits and roleplaying tips + a toolset for creating villager NPCs quickly + 7 hand-drawn maps of important locations + 4 alternative story rewards (depending on how the adventure resolves)

The PCs are singled out by happenstance as prophesied heroes who will find and return a great wizard to his family. Once brought back to the the family chateau, they are brought on as paid companions and free to explore the location as they wish. This is a large sandbox style adventure with several plots going on, including assassination, a wedding, false accusations of murder, and many machinations of the nobles to solidify or gain power. Whole this is going on the PCs are dropped into dream sequences where they learn more about the missing wizard and learn how and where to find and free him

If you save only one kidnapped daughter this year, save this one. Rescuing maidens is a dirty job, but - you know the rest. On the road, the PCs encounter the aftermath of an attack on a small merchant caravan. The PCs must find and return Zenobia, the merchant's daughter. To do this, they must track, locate, and confront the unknown raiders while keeping the Zenobia's safety in mind. Pgs. 4-19 & 34

Two thieves' guilds fight to the death - with you in the middle. Run silently; the Midnight Stalkers are after you. Escape from the Tower of Midnight is an AD&D* game module for 2-6 thieves of 2nd-4th level. The Dungeon Master may change the names of the thieves’ guilds, countries, deities, and so forth to fit the individual campaign. Note that all player characters are assumed to have been imprisoned at the start of the adventure; little or no equipment will be available at first. This module is well suited for tournament use. Adventure Background It must be assumed, for the sake of the adventure to follow, that the PCs have no way of avoiding capture by the Midnight Stalkers. However, the DM may find a way to play out this adventure and have some or all of the PCs captured, allowing any who escape to attempt to rescue their comrades. Pgs. 16-27

Two centuries ago, the last king of the celtic kingdom of Pellham was deposed in favor of a High Council. Now, however, things are going badly, and a restless populace longs for the days of the ancient kingship. The High Council is floundering - and the political situation is turning ugly. It was then that the Brothers of Brie, and obscure monastic order, discovered a long-forgotten prophecy. In Pellham's time of greatest need, a long-dead king will rise to restore order. You have been chosen to prove that this is the time of the prophecy. You will take the first steps toward returning the lost king to the throne. This adventure contains the first four rounds of the AD&D OPEN Tournament that was originally run at GEN CON XVI Convention. It includes a tournament scoring system and a team of 10 characters of levels 4-7. This adventure can be played alone or as the first part of the two-part PROPHECY OF BRIE series. TSR 9107

This heist adventure that takes place almost entirely at Fort Bones. It is split into five scenes: Karrnathi Opening. The characters meet Vedim ir’Durna, a noble from the region who is willing to help the player characters infiltrate the Fort. Guild Handler Lhara introduces their prize: a necromantic artifact called the Queen of Night, tied to the plane of Mabar. Valenar Gambit. Whether by wit or stealth, the characters find their way inside the walls of Fort Bones. They might use the incoming Valenar attack as a distraction, find a secret entrance, or plant themselves on a visiting dignitary’s staff. Castling. Safely inside, the characters must figure out when the artifact is unguarded, and find their way into the castle’s inner sanctum. Check. The characters must navigate their way past a magical vault door, then descend into the crypts. The Queen of Night is guarded by a terrifying construct. Endgame. With the artifact in their hands, will the characters be able to escape with their lives?

"The Spectre of Sanguine Isle" is an adventure included in the product "Calpurnia's Guide to Practical Traps". It's an adventure that features traps from the document. The isolated town of Cupidinum has been shaken by a senseless murder. The culprit has fled to Sanguine Isle, and it's up to the heroes to find him and bring him to justice. But the fugitive doesn't want to be caught, and he knows a thing or two about guerilla warfare. Can the heroes catch their elusive prey? And was his crime quite as straight-forward as it was made out to be?

It's party time in Thyatis... And simply everyone is going to the magnificent Villa Osteropolus, home of the wealthy old senator, Helenites. Raucous fun, exotic food, and even advanced betting on the upcoming Arena games are expected. Even adventurers just in from the outlands may meet the powerful here. So don your festive togas, for in Thyatis City there are important connections to be made and deeds to be done, duels to be fought and fame to be won. (But beware, oh Adventurer! The politics of Thyatis can be as labyrinthine as mazes beneath the Coliseum...) This module is designed especially for the DM who wants to sharpen his interactive skills. Presenting the detailed layout of a Thyatian noble's mansion and maps of the multi-level Coliseum of Thyatis. Four four to six characters, levels 2-3 Brief guide to Thyatis legal system New optional class, the Rake Fast unarmed combat system, including disarming attacks Special appendix on creating Thyatian names Featuring the DM's Guide to Winging It TSR 9284

The Archpriest, leader of the Church, has defied a summons to the Immortal Capital. You have been chosen to retrieve the recalcitrant pontiff. Kidnap the Archpriest is designed to be an implicit tutorial for diplomacy, stealth, theft, bluffing, and cunning. It is a system-less, setting-less heist module featuring: a city (with a map) a fortress (with interior and exterior maps) two hectic days and nights a guide to designing your own heists. glorious black and white art by Luka Rejec scheming cardinals, frantic servants, and secret plots By the author of the CoinsandScrolls blog and Tomb of the Serpent Kings.

"Blood Money" is a caper adventure in which the adventurers work outside the law to pull off a major robbery. Good planning is essential, and the characters need to stay cool under pressure.

Now that the ruined pyramid tombs of the ancient emperor-gods of Osirion are finally open to exploration, the race is on to plumb their depths and rescue their priceless treasures. Entombed with the Pharaohs is a desert adventure written by Michael Kortes that pits players against rival adventurers bent on getting to the treasure first as well as the vicious monsters and lethal traps set to stop them from their plunder. Ancient secrets and wealth beyond imagination await you in the pharaohs' tombs—will you be the first to find them?

Part Three of the Umbral Aristocracy Trilogy. You’ve been set up. However, the man you were set against is more than willing to forgive and forget, if you are willing join forces to seek a terrible vengeance.

A mind flayer has called for a massive conference of monsters in the Underdark beneath Hillsfar. Trolls, umber hulks, demons, and more have answered the illithid's call. To infiltrate this gruesome menagerie, you must embrace the monster within yourself.

Into the Drachensgrab Mountains! Hot on the trail of the marauding slavers, you and your fellow adventurers plunge deep into hostile hills. Spurred on by your past success, you now seek the heart of the slaver conspiracy. But hurry! Your must move quickly before the slavers recover from your previous forays and attack! This module was originally used for the official Advanced Dungeons & Dragons Tournament at Gen Con XIII and is the third of four in a series of related tournament modules. This module contains a challenging scenario, the tournament scoring system, plus nine pre-rolled, playtested tournament characters. Also included are large scale referee's maps, notes, and background information. A3 is a complete adventure in itself, but it is also a companion to A1 (Slave Pits of the Undercity), A2 (Secret of the Slavers' Stockade), and A4 (In the Dungeons of the Slave Lords). TSR 9041

Banished to an extradimensional labyrinth, the PCs are the victims of a powerful maze spell. Only by exploring the maze and solving its mystery can they escape