Yesterday, young Tobias went to investigate an old tomb by himself. Everyone told him it was a bad idea. Everyone was right. Today, you and your companions awaken to a town in chaos. Why is the temple sealed behind a divine shield? Why are children and worshippers trapped within? How do we get inside? What did Tobias do?! Ragged Hollow is a full-service starting town, full of classic creatures and challenges all updated and brought together for newbies and nostalgia-lovers alike. There are goblins and witches in the woods, a house full of traps, a basement of vermin, kobolds in a cave, bandits on the road, riddling ravens, a 50-room temple dungeon, nursery-rhyme monsters, living nightmares, Lovecraftian horrors, and tons of unique items to find. This is a mystery with lots of relevant side-quests around the town. The heroes can investigate the situation, get into the temple, save the innocents, and stop the monsters. And get some loot! ADVENTURE TYPE: Medium Dungeon / Town / Wilderness Adventure DESIGN NOTES This adventure is intended for characters levels 1 to 4. It includes several wilderness areas (forest, hills, mountain), a bustling town, several local mini-dungeons, and one 50-room temple dungeon. Each area contains various encounters and unique items. There are many opportunities for combat, but it is possible for players to explore most areas and complete many interactions without any combat at all, depending on their choices. INCLUDES: Story hooks, dialogue prompts, random encounters, stat blocks, original creatures and treasures, and maps. KEYWORDS: town, village, forest, goblins, goblin market, witches, hags, hills, bandits, ogres, mountain, kobolds, caves, dwarves, temple, clerics, nightmares, demons, riddles, traps, ghosts, fairy tales, Lovecraft, mutant

The natural world is dying and Thymia Scarletscale has had enough. It's time to destroy civilization and pluck the humanoid parasites from the face of this world. And honestly, is she wrong? Will the players succeed in infiltrating Thymia's lair The Verdant Phronstistery and bring an end to her schemes? Or will Thymia & her team of yuan-ti research assistants create an army of monstrous insects to wipe humanoids from the face of the world? Greenhouse of Nightmares is the first installment in Pretty Little Liches: a trilogy of adventures centered around three unique liches and their lairs designed for high-level play. These three lairs and the surrounding regions can be run independently as individual adventures or tied together into a mini-campaign that centers on the destruction of the Green Hand, an organization of dangerous liches. A 3-5 hour Dungeons & Dragons 5th Edition adventure for Tier 4 (level 17-20) characters. This adventure includes: 6 Random Encounters for a Deadly Swamp, Battle Tactics for a 3-Stage Boss Fight, a CR 26 Medusa Lich with New Legendary Actions, 7 New Monsters, & 2 New Magic Items!

"The magic in his flying island sputters and fades. Brave adventurers will enter the wizard’s floating workshop, solve the puzzles and unravel its mysteries before catastrophic failure sends the island crashing down to earth." The sequel to Hideous Daylight (but can be run independently). This adventure focuses heavily on puzzle-solving and exploration 19 keyed locations Written for the Old-School Essentials (OSE) rule system

A 1st-level dungeon crawl for Shadowdark RPG where the characters delve into a ruined citadel hunting for legendary treasures while avoiding the wrath of the infamous scarlet minotaur! Inside the citadel are secrets about the downfall of the warrior-cultists who once ruled it, three legendary weapons they wielded, and several factions of intelligent creatures to turn into allies or enemies. This adventure is part of the free, digital Shadowdark RPG Quickstart Set, which comes with two 68-page booklets (Player and Game Master guides), 8 pre-made characters with gorgeous art, and a form-fillable character sheet. Shadowdark RPG is what classic, old-school fantasy gaming would look like after being redesigned with 50 years of innovation. It's the world's greatest roleplaying game in a whole new light! Download the free Quickstart set here: https://www.thearcanelibrary.com/pages/shadowdark

The Raiders’ Hideout is a series of underground chambers (or perhaps the interior of a pyramid) that serves as a base of operations for a band of gnoll desert raiders. The PCs have come to exact a measure of justice for recent brutal caravan raids. They’ve tracked the gnolls to their lair, where they intend to end the threat to desert trade once and for all. Pgs. 30-35

This adventure is scaled for level 1 characters. The ruins of a flying castle teeming with goblins is heading to the peaceful village of Barrowmist. It is up to the heroes to get up there and stop it before the castle lands in the village and chaos ensues. The group will enter into the ancient struggle between elves and orcs. Not only can they claim the ruins as their home, but the heroes will be asked to go on a quest to repair the castle and use it to find the Misty Isle, a legendary elven realm stolen by Gruumsh, god of the orcs. This adventure is the beginning of the Litany of Arrows adventure path. It can be run on its own or as a linked part to the larger story.

“Gorgoldand’s Gauntlet” takes place in a cave network in the side of a cliff overlooking a lake and can be inserted easily into any campaign. Gorgoldand’s Gauntlet is a site-based adventure with a pre-dominance of puzzles and traps. The PCs discover a map leading to the Gauntlet and explore it looking for treasure. They test their strength and wits against various traps and puzzles created by a gold dragon who converted a cave network into a proving ground to surreptitiously test the abilities of local adventuring bands. If they make it all the way to the end of the Gauntlet, they’ll have the chance to fight a dragon construct made of the dungeon's treasure hoard and have the chance to gain access to a magic item that can have a significant impact on their adventuring careers. Pgs. 39-51

Will your party survive the frostbite Frostbite Gauntlet? A sequel to The Great Trial, this module is an arctic, highly challenging gauntlet focused on exploration and combat, planned for fours 10th-level characters. The adventure can be also run as a one-shot or as part of any campaign for that level. For more information on The Great Trial, see at the end of this page. The module is divided in two parts: Chapter 1 The gauntlet itself, the party will be taken to a demi-plane against their will and from there, they have a simple goal: leave. However, a powerful undead guardian will make things difficult. The party needs to find some of the sources of power of Deathwings, the guardian, to weaken it and have a chance against it. Chapter 2 After leaving, the group will arrive at a cave complex made of stone and ice. A ancient dracolich names Icingdeath will chase the party, squeezing through the tight tunnels, always on the party' heels. Once out, the party is greeted by Aenor and offered their rewards.

Exploring Baba Yaga's Dancing Hut. This adventure design to test high level PCs can be used in a variety of scenarios as the DM sees fit.

Silently, ponderously, they float through the Astral Plane, mammoth isles of rock adrift in an endless sea of silver. Once they were gods. Now they're little more than debris, petrified husks of fading belief and forgotten prayer. Yet for many, their memories linger, their dreams live on - and for some, those dreams are terrifying nightmares of vengeance, and conquest, and death. n the first, the heroes are drawn into an epic quest to uncover the secrest behind the retuns of an infamous AD&D villain long thought dead. In the second, the city of Sigil threatens to explode in a faction war for control of an old church and a mysterious force lurking within it. Dead Gods also features a Monstrous Compendium entry for a brand new fiend, full color illustrations to bring scenes alive for players, and a poster sheet of maps for the Dungeon Master. Dead Gods builds on story elements first explored in the Planescape adventure anthology The Great Modron March, though that product is not required to use this one.

The Isle of Ruk and the Dungeon of Klinis A sandbox adventure module and mini‑setting for classic fantasy play. Explore the bustling port town filled with factions and intrigue, wander the wilds where strange creatures stalk, and delve into the dungeons. New monsters, magic items, and two new character classes bring fresh flavour without adding rules. At the island’s heart stands the Dungeon of Klinis a three‑level ruin carved deep into the mountain, filled with traps, factions, and long‑buried treasures waiting to be uncovered. Whether your table prefers exploration, intrigue, or old‑school dungeon delving, Ruk offers a flexible foundation for emergent play. Inside you’ll find: A lively port town packed with NPCs, factions, rumours, and adventure hooks A hex‑crawl wilderness full of oddities, encounters, and strange phenomena The Dungeon of Klinis, a multi‑level adventure site designed for classic play New monsters and magic items that add flavour without adding rules Two new character classes to drop straight into your campaign A setting built to be hacked, expanded, or used as a launchpad for your own stories Design Inspirations This project draws on the spirit of Gary Gygax’s classic article “How to Set up Your Dungeons & Dragons Campaign – and Be Stuck Refereeing It Seven Days per Week until the Wee Hours of the Morning!” and the practical creativity of Ray Otus’s workbook approach to worldbuilding. The map were drawn with inspiration from Niklas Wistedt (Paths Peculiar) how to draw basic dungeon maps. The Graves design aided by James Holloway's The Tome of Tombs. The earliest seeds of the Isle of Ruk emerged while designing a character class for the OSE Class Jam, eventually growing into a full mini‑setting and adventure module,

Strange things are a-slither in Wolfhill House. The first adventure of The Mere of Dead Men Series! Into the Mere From the magazine: Edging along the eastern edge of the Mere is the High Road, a vital and well-traveled route linking Waterdeep to the northern town of Leilon and, north of that, the city of Luskan. Over the past several months, the trade toad between Waterdeep and Leilon has been plagued by monsters from the Mere of Dead Men. Caravans report brutal attacks by lizard men on catoblepas mounts, yuan-ti, gargantuan bullywugs and will o' wisps. Sir Justin Melenikus, a Waterdhavian knight and paladin of Helm, has grown weary of these attacks and offered his services to the city, offering to hire adventurers to deal with the problem. Pgs. 10-27

While resting in the merchant City of Gurdikar, a merchant approaches the party to investigate the disappearance of his nephew, whom he believes was betrayed by a rival house. The party must go into the into the mountain valley to find the missing nephew, return him if alive and discover any evidence of suspected treachery. Pgs. 43-51

The End of the World Is at Hand! A hideous death cult has seized control of an ancient artifact-monument known as Tovag Baragu. The power behind the cult is the Old One himself, Iuz the Evil, demonic master of an empire. He's on an all-or-nothing quest for supremacy over the world—and the heavens beyond. To stop him, heroes must face horrors never dreamed of, journeying to a shadowed city where Death rules and the living cower. Here, Iuz will achieve his mad dream by destroying the imprisoned master of that alien citadel: Vecna, the mightiest lich, an immortal demigod. Two items exist with the power to stop Iuz—the Eye and the Hand of Vecna—but using them carries fantastic risks. Not even the gods know what will be unleashed when these items are fully activated. Die Vecna Die! takes the heroes from the Greyhawk campaign to the demiplane of Ravenloft and then to the Planescape city of Sigil. However, none of the material from those settings is required for play. TSR 11662

Catastrophe strikes the frontier village of Swallowfeld! With a grinding groan, the town’s mill slews into the Kilian River and breaks through the ceiling of an ancient subterranean dungeon. This accident frees a long-imprisoned evil to prey upon the shocked townsfolk. When several Swallowfeld residents—some innocent and some not so innocent—are spirited away into the rapidly flooding dungeon, it falls to a brave group of heroes to venture underground and rescue the missing before dark, rising waters seal their fate.

Hada the Black, a necromancer who was apprehended during an investigation of five missing orphans perished last night in the custody of city officials. The inquisitor who questioned Hada is certain that the children are still alive. After the characters hear of a contract offered by the city guard, they discuss the situation with the inquisitor. The tired and disheveled man smooths his crimson robes as he speaks.

Adventure in a desolate magic-stained wasteland where fabulous crystal spires and fortresses plummet from the skies to tempt the desperate and the bold with magical gems and golden treasures. Find your fortune or find your death as you plunder the fallen sky tomb of an Empyrean despot. SCHEME with the unnatural denizens of the Crystal Tomb! UNRAVEL the secrets of the Dead King and his realm of misrule! LOOT strange magics and Opulent Treasures from beyond the sky's vault! A complete adventure for Level 1 characters and an introduction to both the dungeon crawl style play and the Crystal Frontier setting. Written with the new referee and players unfamiliar with older style games in mind, Tomb Robbers of the Crystal Frontier is built to start a campaign, use as a one-shot, or to drop in as an adventure locale in almost any fantasy world. The adventure has been designed for and tested with OSE, but is easy to use with any of the wayward offspring of the early editions of the first fantasy roleplaying game. Tomb Robbers of the Crystal Frontier emphasizes problem solving, faction intrigue, and exploration in the tradition of classic dungeon crawl adventures, but with a phantasmagoric fantasy Western aesthetic. NOW AVAILABLE FOR ERRANT AND OLD SCHOOL ESSENTIALS!

The mighty dragon Oroshar lies dead, as does the barbarian king who slew him. Yet the dragon's spirit does not rest quietly. His wrath lingers in one of the teeth lodged in the dead king's corpse, awaiting only the caress of the funeral pyre to awaken into something far worse than a dragon of flesh and bone. A D&D adventure for 7th-level characters.

Mount Black. A mountain filled with a myriad of creatures’ lairs, a crippled dragon that wants to control it once again, and a friendly kobold who can guide you to glory - for a price. Pgs. 8-17

A Ravaged Land... Villains that really are larger than life... A time for heroes... A decade ago, the land of Geoff was overrun by a horde of giants, ogres, and evil humanoids, its people either slain, enslaved, or driven into exile. Now at last the tide has turned. The time to free the people of Geoff from their servitude to the giantish tyrants has come! But don't forget to watch your step when you confront the true masters behind the giant Clans! Contains the full text of three classic adventures by Gary Gygax: G1, Steading of the Hill Giant Chief; G2, The Glacial Rift of the Frost Giant Jarl; and G3, Hall of the Fire GIant King. Details Eighteen new encounter sites in the war-torn land of Geoff, linked together to form a grand campaign. Provides dozens of hours of gameplay as the heroes struggle to free an entire country from the grasp of giant overlords. TSR 11413