Hunt for the Thessalhydra is a short adventure published by Wizards of the Coast as a tie in to the "Stranger Things" franchise and part of the Stranger Things Dungeons & Dragons Starter Set. The adventure features characters, locations, and monsters inspired by that series. The adventure is suitable for characters of level 3-5.

A Villain with a Vison A stolen jewel leads to the heart of the swamp, where one man’s thirst for vengeance threatens to destroy an entire town. Pgs. 68-92

Trouble Cubed is a is a pseudo-adventure with three interesting gelatinous cube encounters. These three encounters are structured in a way that they can be used together as one adventure, or each individually dropped into any adventure from EL5 to 7. The encounters vary the cube's encounter situation significantly, and the tactics needed to deal with them, such as by trapping a character with a portcullis between a cube and a pit trap, placing a cube half down a pit trap, and having the cube accidentally ingest a beneficial potion (such as spider climb). Pgs. 29-30

Rising from the surface of a massive lake, an ancient ziggurat travels through time for purposes unknown. It’s up to the characters to enter this strange relic and discover what dark threat the structure poses. The Ziggurat Beyond Time contains advice for customizing the adventure for your own campaign. It also contains an artifact, the Deluvian Hourglass, that has time-related properties and wishes to witness the end of the world. Pgs. 23-55

It’s finally happened! The Demoncall Ritual has begun, and creatures from the Abyss are streaming out through the Cellend family crypt. Heroes are needed, not only to slay the demons and stop the ritual, but to accept the risk of reversing the ritual to seal the Demoncall Pit forever.

Part of the First Quest Box Set TSR1105, this is an adventure designed to introduce new players and DMs to AD&D. The High Wizard Nethril asks the PCs to enter an old ruin and search it fro his missing apprentice. The ruin is not empty, though! Horrible things have moved in, so the search will be dangerous... First Quest Adventure Book Pgs. 7-17

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

Two hundred years ago, the great dwarf smith Durgeddin the Black built Khundrukar, a hidden stronghold for his war of vengeance against all orckind. For years Durgeddin labored, until the orcs discovered Khundrukar and stormed the citadel, slaying all within. Legends say that Durgeddin's masterful blades and glittering treasures were never found.

A group of Azer were captured and brought here long ago to create a powerful weapons that ensured a long dead king’s victory in a bloody war. For some time they obeyed, churning out weapons and crafting monuments in the king’s honor, but as time went on, animosity towards the king grew stronger and stronger. The Azer betrayed the king, using the might of their “perfect” weapons to strike his men down before retreating to their forge and closing it off from the rest of the world. They have been locked a away in solitude for some time now. The entrance to this bunker has been uncovered though, and it is up to a brave group of adventurers to travel down into this place and see what they have been up to for all of these years. This dungeon has rules to modify all encounters for a group of players levels 3 through 6 and is intended for a party of four. If you have more players, feel free to adjust the difficulty up one level for each additional player or simply tune the monsters to your needs. This dungeon contains many original enemies, a unique puzzle, and an environment that is meant to inspire awe to the wonders of crafting. They are in a place of flame and metal, so a dwarf should feel at home while elves may be uncomfortable.

Getting there is half the fun? The town of Timel is suffering under a plague and the townspeople need the cure that Havendale has! The safest way to Timel is through the Dorgel Mountains where the Hammerskin Dwarves operate some kind of system that allows for faster travel. Hopefully the Dwarves will allow you to get to Timel faster!

Seductive vampires, hungry werewolves, sinister drug dealers, trouble in the sewers, and an undead beholder? Just another day in Waterdeep! The first adventure in the Vampires of Waterdeep Campaign Arc. Pgs. 62-77

The ravings of a mad prophet claim that a great evil has returned to Alik'bar and that this time, there shall be no salvation. Even those who previously vanquished the evil will be unable to stop it. Terror now grips the lower class populace while the guards and merchant class go about their days, ignoring the "Stories" of an unseen menace. "There is nothing wrong here," come the stern replies of the city guard. All the while the Mayor and his people retort, "the Evil in Alik'bar was banished long ago. This is nothing but vagrants and charlatans, begging for attention." The Church of Salvation has another opinion, but their words die down in a city griped with tension , apathy, and a demoralized poor class. The question remains: Why is there fear running in a city's slums? What does it have anything to do with the missing vagrants who disappeared so many years ago? Is there really a great threat, or is there a simpler answer? This is a sandboxy, mystery adventure in a city. There are secretly a green and a blue dragon leading factions in the city. In Cold Blood was updated to D&D 3.5 for the AEG adventure compilation 'Adventure II'

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.

Alkenstar, City of Smog, is a bastion of civilization in the magic-warped region known as the Mana Wastes. Its ingenious citizens survive in the treacherous Spellscar Desert with the help of canny inventions like guns and clockwork automatons, but now their construct protectors have begun to run amok within the city. It falls to the PCs to venture beyond the city walls to find the source of their strange behavior.

Three dungeons in one! The party is given a "dimension shifting device" and sets out to explore a 15-area cave, simultaneously occupied by the DEMON CORSAIRS, the remnants of an ASTEROID MINING OPERATION, and the MONASTERY OF TRANQUILITY & TRANSCENDENCE! The three dungeons are presented in three columns, so when the characters shift from one dimension into another, it's easy to find the corresponding area description. For use with old-school or OSR RPG systems. Recommended for character levels 3-4. Published by Eldritch Fields.

The deep waters of the Hellmouth Gulf have long concealed ancient mysteries, both wondrous and terrible. But these secrets have been submerged for too long, and the remote coastal village of Blackcove has accidentally awoken a slumbering horror from a bygone age. Strange creatures now venture from beneath the waves to steal townsfolk away in the dark of night.

The shrine on the edge of town has been little more than a landmark for generations – but now eerie runes have begun pulsing across its surface, and rumour has it a dark force is growing. Now the party must investigate the threat, and destroy whatever lurks inside the Hall of Lament once and for all. The Legend of Zelda meets Hellraiser in the latest adventure from Chris Bissette, creator of Bulette Storm! Breaker of Chains is a 4 hour old school adventure, featuring tricks, traps, exploration, traps, and ritual sacrifice. Never again will your players waltz into a dungeon convinced that you aren’t willing to kill them in new and horrible ways! Published by Loot The Room

The Bunker transports the party from their starting hex to a destination 2 hexes away. It can be placed anywhere on the Purple Planet map that does not already contain a numbered encounter. It could be hidden beneath the fecund growth of the mushroom forests, lost in the broken lands, amid the Ancestor Peaks, or uncovered by a sand storm in the wastes.

Minotaurs are fond of mazes, but rarely build them. Hex is an architect, engineer, and overlord all in one. A self-declared "Minotaur Lord", he is the only one of his kind known to exist. His lair is all he has, a gargantuan, ever-expanding labyrinth in which he keeps the spoils of his many conquests in youth. Now an ancient veteran, he works tirelessly to keep his hoard safe and to entice new adventurers to test themselves against his gauntlet of lethal traps. Tyrants and Hellions is a Dungeon Master's aide, containing fifteen villains complete with schemes, lairs, backstories, and everything else you need to drop them into your own 5th Edition Dungeons & Dragons campaign. Within its 400 pages you'll also find the methods, both mechanical and thematic, used to create villains that spark the imaginations of your players. Hex is one of these villains, and his adventure takes up 33 pages (pg 110-143). Published by 2CGaming

What elder evils lurk in the depths of the freezing mountain ruins? Find out in The Stoneheart Ruin! The adventure features: An adventure set in a desolate, wintry mountain landscape. 16 pages full of intrigue and mystery, containing full color maps, plus 2 unique monster stat blocks. Provides a great introduction to Mind Flayer lore and mythos for Tier 1 players. Can easily be set in the Spine of the World for use in Rime of the Frostmaiden. Let your characters test their mettle as they climb and face the ancient dangers lurking in the cracks of The Stoneheart Ruin! “I have no explanation for any of these finds. We heard disturbing noises coming from further within the mountain; thunderous and growling.” Excerpt from a pamphlet, signed: “Koralia Meadring, Anthropologist Extraordinaire” Koralia needs you to investigate her most recent discovery: a ruined cavern deep in the mountains. Her small team of academics did a cursory walk-through and think they've found a big breakthrough! However, they left in a hurry after being frightened by the horrors they heard coming from deeper in the mountain. They escaped and found one of their team was missing - a goliath named Marek. You must climb the mountains and locate the ruin, make certain that it is safe for study by Koralia’s team, and if possible, find and rescue Marek, whose fate is uncertain. Made during the November 2020 RPG Writer's Workshop.