Years ago, brave heroes put the denizens of the Temple of Elemental Evil to the sword. Now, dark forces whisper again in the shadows of the once-deserted temple - forces far more insidious and dangerous than any sane person could dream. Evil has risen again to threaten the village of Hommlet. A continuation of the original AD&D Temple of Elemental Evil, made for a party of 4th-level adventurers, taking them up to 14th level.

A trek across the Shadow Marches leads weary travellers to Blackroot, a quiet village of ramshackle huts nestled among the darkwood trees. Here, orcs and humans live in peace. However, all is not well. Something evil has crawled up from below, threatening to devour the village and its denizens. Only a party of brave heroes stands in its way. In Khyber’s Harvest, the PCs battle an ancient evil threatening a remote village in the Shadow Marches. The dark power of the planes has grown strong in this place. Depraved cultists and twisted aberrant creatures are dragging innocents down into ancient caverns to undergo a horrific transformation. To save these helpless villagers, the PCs must overcome the terrors of Khyber—a quest that brings them to the attention of the dreadful Belashyrra, the Lord of Eyes.

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!

Deep in the jungles of Xen'drik, a relic of great power has lain hidden for thousands of years. Now, determined adventurers race against time and the nefarious agents of the Order of the Emerald Claw to locate the relic, overcome unimagined obstacles, and unlock its ancient secret. The Order's hunt for the parts of an ancient creation pattern nears its conclusion, but other groups also seek this powerful item. Once all of the pieces come within close proximity of each other, the ancient intelligence awakens. Suddenly all parties have a new and powerful enemy to contend with...

Chapter 2: The Sinister Secret of Saltmarsh In this version of the adventure, the characters find navigational charts and logs aboard the Sea Ghost that implicate its crew as slavers. Ned Shakeshaft is a Scarlet Brotherhood agent. He makes an attempt to foil the characters, but his true intent is to surrender and implicate Gellan Primewater as a key villain. The distraction afforded by the lizardfolk and the looming sahuagin threat gives the Scarlet Brotherhood the opportunity to bring more agents into town. posing as mercenaries brought in by Anders to protect the town. If Gellan can be removed from the council, Solmor might ask one of the characters to take his place.

Shadows in the forest deepen as an Oracle among the Yuirwood's half-elf inhabitants fire tells the reemergence of the Duskwalker, an ancient and corrupt star elf wizard. Missing travelers and lost goods all point to a circle of standing stones within the forest. Perhaps, like it's counterparts elsewhere in the Yuirwood, this stone henge allows for travel to travel to another place - but where? And what growing darkness awaits those bold enough to find out?

The yuan-ti have a long, storied past in the history of Chult. So, if they are to be defeated, we must look back into history. Within the jungles, a number of cities fell into ruin during the Year of Blue Fire. Both the merchant princes and factions believe that if discovered, they likely contain knowledge that’ll prove invaluable in the battles to come. Get looking! A Four-Hour Adventure for 11th – 16th Level Characters

Your PCs are reaching the upper end of the heroic tier. New worlds are opening up to them—they might have already ventured to the Feywild, for example, and made contacts with inhabitants of that magical plane. Now they are ready to take their first steps into the darkness. The Shadowfell awaits... Vandariel, a shadar-kai witch who calls herself the Voice of Pain, is a fanatic devotee of the Raven Queen. She has founded and become the self-proclaimed high priest of a bizarre cult, the Lords of Pain, whose purpose is to bring more fey into the shadow pact with that goddess of death. Although the original shadar-kai entered this pact voluntarily, and the race breeds true, Vandariel is consumed by what she sees as a divine mission to reveal the mystery to all fey—whether they wish it or not. Those who do not come voluntarily to the truth are brought against their will. Dark stalkers move like the night, seeking out and abducting suitable subjects. This Side Trek can serve as an introduction to the dangers of the shadow realm. It works well for PCs who are approaching the paragon tier, since it presents a reasonable challenge for characters of 10th level. It is suitable as a climactic encounter for lowerlevel adventurers, as well. It consists of only two encounters.

Mimic Madness is a psudeo-adventure with four interesting mimic encounters. These four encounters are structured in a way that they can be used together as one adventure, or each individually dropped into any adventure from EL4 to 7. The encounters vary the mimic's tactics significantly, such as by having them we a weapon rack that wields the weapon it holds, pretending to be animated furniture using its ability to speak, and pretending to be a floor covering a pit; none of them rely on the typical chest or door mimics. Pgs. 24-25

“The Lost Mines of Karak” is the sequel to “The Shadow Rift of Umbraforge” and the fourth part of the Scales of War adventure path. After the player characters' success in "Siege of Bordrin's Watch" and "The Shadow Rift of Umbraforge", they have garnered something of a reputation in the city of Overlook. They are introduced to a wealthy patron that believes there is a connection between a shadar-kai arms dealer (from the previous two adventures) and a long lost dwarven mine. The patron wishes the PCs to find and secure the mine in order to use its wealth and resources to defend the city. The party then must travel through a wasteland and desert to find this mine. Once they have, they must fight through the hordes of monstrous creatures that inhabit it and defeat the Queen of the Drylands - a powerful naga. Pgs. 56-93

Designed as an Introduction to the world of Eberron and is intended for a party of four 1st-level characters. This adventure takes place in Sharn, the city of Towers. It begins, as many incidents in the City of Towers do, with a corpse. A warforged assassin, a mysterious blank book, and an offer from a House Cannith heir leads the adventures into the depths of Sharn--eventually to an ancient ruin dating back to before the creation of the Kingdom of Galifar. Along the way, if the adventures are successful, they recover a lost schema--a part of a pattern used by artificers to craft magic items. They also learn that many different agencies are interested in this relic, including those loyal to the various House Cannith elders and agents of the infamous Lord of Blades. Pgs. 307 - 317

Seer has learned of an attempt to intimidate Gralm, an ettin, and his followers into joining Bad Fruul’s army. Hsing comes forth to communicate that she wants you to see if you can find some way to either insure Gralm remains neutral, or to encourage the creature to challenge Bad Fruul to single combat in the hopes that he might wrest control of the hill giant’s forces and turn them back from Parnast.

This scenario sees the adventuring party given an important quest to collect a number of broken magical seals and to light a number of magical braziers, all of which once protected the crypts of Kelemvor. In so doing, they can help to quell a devastating uprising of undead — organized by a powerful lich named Idris bent on destroying the city of Neverwinter. “The Crypts of Kelemvor” is a one-shot Dungeons & Dragons adventure for characters of levels 3 to 5, adapted from a quest in Neverwinter online.

The Approaching Swarm is a short adventure for four 9th-level characters. The party can consist of any mix of classes, but it should include at least one character that is good in wilderness settings, such as a druid, ranger, or barbarian, and at least one cleric. This scenario should prove a reasonable challenge for characters from 8th to 10th level. The adventure takes place in a swampland that is near a small settlement. A band of rag-tag settlers have carved out a small settlement, called Crivdall, on the edges of a great swamp that is infamous for its terrible creatures. The area is rich with resources, and the settlers have done well hunting and foraging in the swamps. Unbeknownst to them, however, an insane druid has taken notice of their transgressions and wants them to leave. The druid, Aleretheral, is a half-orc with a curious affinity for insects and vermin. The swamp is home to numerous breeds of monstrous insects, some of which the druid has begun to breed to make them even larger and more aggressive. Through his abilities, Aleretheral has set enormous vermin onto the helpless settlers, preying on them as they venture into the swamp. With autumn rapidly coming to a close, the settlers are becoming desperate as more of their numbers are killed by hordes of marauding vermin.

The waters of a sunless sea meet a pebble-strewn shore, beyond which opens a wide Underdark vista shimmering with pale cave-light. Titanic columns as big as castles march miles into the misted distance. The wide, steeply sloping base of the nearest colossal column is carved with streets, walls, and elaborate structures, many with gaping, empty windows. A few glimmer with faint illumination. Are you brave enough to explore the spire-city and face the terrors that lurk within? Part 2 of the Barrow of the Forgotten King series. Followed by Fortress of the Yuan-ti.

The Curious Tale of Wisteria Vale is the script of a play written in Common. It is split up into three acts, telling the story of a heroic bard before he becomes corrupted by evil. A wizard named Ryllia Liadon donated the book to Candlekeep as an entrance gift. She didn't tell the Avowed that the book contains the secret to accessing Wisteria Vale, a magical demiplane created by the Harpers to imprison a bard named Arrant Quill until they could free him from the influence of an evil artifact. The book has been hidden in the Candlekeep archives for three years, but the Harpers have finally discovered a cure for Quill's corruption, and the time has come to visit Wisteria Vale once more.

An unusually severe drought in a remote area recently worsened dramatically when three lakes dried up almost simultaneously. The locals suspect foul play, and the foulest player they know is a bugbear named Relgore -- the leader of a highly successful group of humanoid bandits. Could he be seeking revenge for the militia attacks that recently dispersed his band?

Digging in the Dark People are vanishing from the village of Brookhollow. Can you solve the mystery in time to save your friends? Pgs. 12-29

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.

You will take up the mantle of heroism in a grim world where simple survival cannot be taken for granted. These heroes will shape the world of Athas while they grow in power and prestige - or die trying. Your character has been asked to aid a secretive faction of the Veiled Alliance in the Free City of Tyr against an unknown assailant. Ashes of Athas is a 4e D&D campaign set in the world of the Dark Sun campaign setting.