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!

Swamp creatures! They surround you now as you move slowly through the gurgling muck. How will you reach Quagmire now? Each day, the hungry sea swallows more of the ancient port city. A fierce fever ravages its people, and now - these foul monsters! Their beady eyes glimmer from deep within the tangled vines. Are these the creatures that have blockaded the city, turning away the ships that are the city's lifeline? Are these the scum that are starving the people of Quagmire, threatening an entire race with extinction? These creeps? Let's clean this jungle out! Quagmire includes a large-scale map that expands the D&D world and introduces new areas to explore. The adventure also includes new magic items and a special, expanded monsters section. Hurry! Hoist your colors, saddle your horse - go, before the city by the sea becomes the city beneath the sea! TSR 9081

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...

Riddled with veins of precious ore and gem, the Earthspur Mountains to the west have long been a valuable resource for anyone able to mine them. One such mine has gone silent and the only thing more concerning than its long overdue shipment is the fate of the members of the Soldiery sent to discover what has happened to the mine’s workers. Though the mine lay in a region of the Mountains once claimed by a clan of reclusive dwarves, the Ludwakazar clan wouldn’t be so bold as to violate their long-standing peace with Mulmaster. Or would they?

The final confrontation with the giant, King Snurre, and the entry of mighty adventurers into the caverns under his stronghold (DUNGEON MODULE G3, HALL OF THE FIRE GIANT KING) discovered the Dark Elves, the Drow, had instigated the giant alliance and its warfare upon mankind and its allied races. This module contains background information, a large-scale referee's map with a matching partial map for players, referee's notes, special exploration and encounter pieces, a large map detailing a cavern area, encounter and map matrix keys, and an additional section pertaining to a unique new creature for use with this module and the game as a whole. A complete setting for play of ADVANCED DUNGEONS & DRAGONS is contained herein. This module can be played alone, as the first part of a series of three modules (with SHRINE OF THE KUO-TOA, D2, and VAULT OF THE DROW, D3), or as the fourth part of a continuing series of modules which form a special progressive campaign scenario (DUNGEON MODULES G1, G2, G3, D1, D2, D3, and Q1, (QUEEN OF THE DEMONWEB PITS). TSR 9019

A trap that perhaps works too well. No matter how much loot you take, you never took anything at all. Confused? Wait until you try this dungeon. The players are hired to investigate and clear a tomb of a time wizard. This tomb is heavily guarded both by creatures and traps, and some sages are concerned that the defenses are lasting longer than they were supposed to. Unknown to the sages, the wizard, Sur-in Am, bound a time elemental to guard the treasures of the tomb. This guardian's duty is to frustrate robbers by returning stolen items to their original place and also reset traps in the tomb. Pgs. 26-36

In the Tower of Yladhra the Grim, a party of adventurers braves the dangers and puzzles of an enchanted wizard's tower, and finally confronts the wizard herself. The adventure is designed for a party of five adventurers between levels five and eight. It features: Encounters by Level - Varying types and quantities of creatures are suggested based on the party's actual level, allowing each encounter to present the appropriate challenge to the party. Encounter Notes - Suggestions for how to run combats are provided for game masters who place an emphasis on engaging, tactical battles. Inciting Action - Suggestions for ways to present the adventure to players are provided. Aftermath - Ideas for future adventures based on this one. Unique Magic Items - New magic items to introduce into a campaign. Ease of Use - The format and style of the document allows the game master to find information quickly while running the game at the table. Detailed Maps - What's an adventure without maps? Not much else to say here.

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

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.

The Gommurg Clan rarely deal with outsiders. These hill dwarves have isolated themselves for centuries to work on their craft and guard an ancient and sinister structure. Unfortunately, the world around them does not rest easy. An exile of the clan has inadvertently brought terrible woes to his ancestral home, and now he frantically seeks help to save his people.

The renowned adventuring company Acquisitions Inc. hires you to infiltrate a castle--but not just any castle. This is a flying fortress built by the cloud giant Count Stratovan, who is currently preparing to destroy the Sword Coast. Your mission is to meet with his son, who claims to want to prevent the war and establish peace between the giants and the small folk. If you can learn whether the son can be trusted, discover the secrets of the castle, and ... well, survive, you too can earn acclaim with Acquisitions Inc.! Released as a Fathom Events exclusive at movie theaters streaming the PAX 2016 Ac. Inc. game. Legal for AL play.

HSING bears foul news: SEER has been captured. While exploring the ruins of Ulcaster in search of knowledge pertaining to runes (or perhaps even how to create them), they were separated and now the pseudodragon fears the worst. Without SEER's guidance, the efforts of the assembled factions in these recent events may all be for naught.

Stop evil cultists of the Crushing Wave. The party rescues a member of the Brotherhood of the Cloak in Mulmaster (local mage guild); Drayson Fivestar. Drayson asks them to investigate the murder of his colleague. After some urban investigation, the investigation leads to a former guard tower of the Zhentarim, now occupied by elemental cultists. The tower was submerged in mud, but recently uncovered. The party faces of with the cultists. (Large page count, but feasible as a one shot after some editing, will probably take two sessions at most)

A short plug in adventure that can be used as part of a larger campaign or run as a one shot for 3-4 Tier I or II characters. The Twin Temple was once a place where the people of the city can come to and get help and guidance, but change has come to the Twin Temple now. The characters seek to find what poisons this well and how they can get to the bottom of it and who is responsible. This adventure is ideal for for 3-4 tier I and II characters. Playable as a one shot or the start of a larger campaign. The characters are sent to investigate the Twin Temple and see if they can find the root cause of trouble with various clues and encounters in most rooms this adventure is customizable and adaptable to fit into most campaigns as needed.

The PCs return to Diamond Lake to consult with the sage Allustan, they find the town in shambles and Allustan is missing. Locals tell tales of a terrible dragon's rampage through town. Unfortunately for the characters, the dragon is only the beginning. "A Gathering of Winds" is the sixth installment of the Age of Worms Adventure Path, a complete campaign consisting of 12 adventures, several "Backdrop" articles to help Dungeon masters run the series, and a handful of poster maps of key locations. For additional aid in running this campaign, check out Dragon's monthly "Worm Food" articles, a series that provides additional materials to help players survive this campaign. Those who have studied the cult of Kyuss and read through the Apostolic Scrolls they recovered in "The Champion's Belt" may qualify for the wormhunter prestige class, a highly customizable five-level prestige class detailed in Dragon #338's "Wormfood." Pgs. 38-66

The legendary spellcaster Emirikol the Chaotic has turned the region into a wild magic zone, a place where all magic goes awry. The only way to put things back to normal is to retrieve the source of the problem deep inside the Ooze Chambers of Emirikol! This adventure is for 4th level characters and can be run on its own or as part 3 of the Litany of Arrows adventure path. This adventure contains, 2 pages of new magic items, 8 new monsters and NPCs, a full write-up of Bwimb II, the Paraelemental Princess of Ooze, an entity referred to in many D&D products but never fully fleshed out and stats for the 3rd edition iconic heroes Regdar and Mialee, who play a major role in this adventure. It's got over 10 pieces of original art, full color maps, tagged and untagged, and a special handout for the player who obtains the Ooze Fist of Emirikol. This adventure builds on the story begun in the platinum-selling Castle of Corellon and the follow-up, Warpath of Gruumsh.

Deep below the surface lies an ancient beholder city called Ilth K'hinax. In times past, hundreds of beholders called it home - until simmering rivalries within their society exploded into warfare. The few survivors fled, leaving the city deserted for hundreds of years. However, the story of Ilth K'hinax's glory was passed down from one generation of beholders to the next. Now, after countless years of self-imposed exile, the beholders are back! After securing the city, the hive mother of Ilth K'hinax implemented a plan to wipe out all the beings living above it. Unfortunately for the beholders, several facets of the hive mother's plan have been revealed through the exploits of a party of adventurers. Now, this group of heroes must meet eye to eye with Ilth K'hinax's newest occupants in an effort to stop the hive mother's pernicious plan! "Eye to Eye" is the last of three adventures featuring the nightmarish beholder. It can be played as an individual mission or as part of the series that began with "Eye of Pain" and continued in "Eye of Doom." TSR 9536

The King is dead! And the queen is in trouble. She has chosen you to find the fabled heartstone, which is buried somewhere deep in the Mountains of Ice. Is the gem I the hands of the corrupt Master Thief? Has he harnessed its powers for his own vile purposes? Or does it lie unguarded in the frozen ranges to the north, which teem with horrible creatures? This is your kind of quest! Quest for the Heartstone is a combined wilderness/dungeon adventure designed to be compatible with the Advanced Dungeons & Dragons Action Toys from LJN Toys, Ltd. and the Advanced Dungeons & Dragons Fantasy Adventure Figures from TSR, Inc. The adventure also includes complete maps, new monsters and players' illustrations. Will the heartstone be the key to peace in the kingdom? By her majesty's request... it's up to you to find out! TSR 9114

Men always seek the blood of monsters. Some spill it to avenge their massacred families. Others swim through an ocean of gore to find treasures worth the envy of kings. A few know blood can be a priceless treasure in and of itself. Alchemy has long used the lifeblood of monstrosities as arcane fuel, and of all the legendary beasts, the blood of the gorgon holds the most secrets. Few know the blood's darkest lore, its ability to draw out the monster within every soul. Those who drink gorgon's blood are forever changed, and the darkest horrors of their mind unleashed. The heroes hunt a deadly murderer who stalks the streets of the Free City of Zobeck after nightfall, and cross blades with a guild of monsters who rule the city from below. Lucky heroes might risk no more than their lives. Unlucky heroes must wager their souls in a game where monsters and men dance close enough to share their blood and their fate.

The Dwarven clans are in chaos, and a powerful host of goblins stand poised to sweep over the land in a wave of death and terror. Only the Axe of the Dwarvish Lords- one of the most powerful weapons ever created by the dwarven race- holds the key to ultimate victory against the massing humanoids. Can the PCs brave the labyrinth of an abandoned dwarven stronghold to find the Axe? TSR 11347