Dread tales told in the dead of night! When the shadows grow long in Waterdeep and the fireplace in the taproom of the Yawning Portal dims to a deep crimson glow, adventurers from across the Forgotten Realms, and even from other D&D worlds, spin tales of dark dungeons and spread rumors lost treasures. Within this tome are seven of the deadliest dungeons from the history of Dungeons & Dragons. Some are classics that have hosted an untold number of adventurers, while others are newer creations, boldly staking a claim to their place in the pantheon of notable adventures. The seeds of these stories now rest in your hands. D&D’s deadliest dungeons are now part of your arsenal of adventures. Enjoy, and remember to keep a few spare character sheets handy. Includes seven adventures: Against the Giants Dead in Thay Forge of Fury Hidden Shrine of Tamoachan Sunless Citadel Tomb of Horrors White Plume Mountain

Two centuries past, the dwarven smith Durgeddin the Black carved a secret stronghold from the caverns riddling a hill known as the Stone Tooth. Laboring ceaselessly in their halls under the mountain, Durgeddin’s clan forged enchanted weapons for use in their vendetta against the orcs that had driven them out of their old homes. Durgeddin and his followers are long dead, but the dwarf-hold is not empty. Deadly peril waits in the caverns beneath the Stone Tooth, as well as Durgeddin’s hidden armory of matchless weaponry. The Forge of Fury is a dungeon crawl, or site-based adventure, describing the ruined stronghold of Khundrukar. The characters come to the Stone Tooth in search of a hidden cache of Durgeddin’s superior blades. They find the old stronghold inhabited by a number of dangerous monsters.

A newly constructed temple of Bahamut lies along a road outside a rural township. As the PCs approach the place, a scream for help erupts within it. Pgs. 60-65

In 1492 DR, a group of adventurers are approached by a ghost in Candlekeep who urges them to investigate the unsolved, grisly murder of the Yellowcrest family in Waterdeep five years prior. The investigation leads the adventurers to the nearby village of Greenfast, which is plagued by a secretive cult.

Claiming to possess Hartkiller's Horn, Ryndölg makes his move to take control of the Hartsvale. The non-giant residents have been pressed to declare their allegiance or be destroyed. Do they swear fealty to Jarl Ryndölg, or is there another option? Is there another contender to the throne? Sometimes the best choices can be the most dangerous. A Four-Hour Adventure for 5th-10th Level Characters. Optimized for five 8th level characters.

The sewers beneath Mulmaster have always been dangerous, with countless stories of brigands, murderers, and worse that lurk beneath the streets of the City of Danger. But those stories pale in comparison to a new threat under Mulmaster, one brought to light by a strange and disturbing corpse recently found. It is up to you to learn the terrifying truth of what lurks below.

Floating Eternally among the endless silver void of the Astral Sea are vast, once-living islands, cast-off flesh of primordials and deities who lost their lives sons past in a great war. Today these colossal outposts bear mute testimony to the date of even the mightiest among us. Pgs. 120-127

A Giant Ransom is a short adventure for four 11th-level characters. There are opportunities for diplomacy, stealth, and combat, based on the choices the PCs make, so any mix of classes is appropriate. The adventure can be set in any campaign world, in a frontier region near glacier-covered mountains. In the story thus far, the PCs have been tasked by Duke Ambrinigan, a local lord, to recover a stolen statue of a golden lion. The lion was stolen in transit by frost giant raiders, and was to be ransomed back to the Duke for 10,000 gp. The PCs were sent to perform the exchange. The giants, however, were attacked by the white dragon Whildenstrank, who stole the statue and retreated to his lair in the middle of a nearby glacier. The PCs encountered the remaining giants, and then set off westward toward the dragon's lair. They traveled across the flat part of the glacier, encountering the frost giant ranger Velg the Dragon Tamer, as well as some burrowing bulettes. Then they braved the hazards of frost worms and remorhaz in the Ice Canyons: a maze of twisting passageways surrounding the black spire of rock that the dragon calls home. The PCs now stand at the edge of an open space, looking at the towering edifice in front of them.

A short 2-combat side trek: After confronting an ettin and its pet owlbear, the PCs descend into an ancient ruin holding a portal to another plane, protected by a naga, an eidilon and a sea of serpents.

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?

Ka-boom! A mad bomber terrorizes the city of Red Fern. Can you unravel the string of clues and bring this criminal to justice? A follow up to Dungeon Magazine #79 The Best Laid Plans Pgs. 12-27 & 86

An expedition to the Amber Temple reveals another major minion of the enemy and uncovers a secret weapon that may help defeat them. Part Ten of Misty Fortunes and Absent Hearts.

Tears for Twilight Hollow is about mystery, danger and deceit- the players seek a missing Paladin in an increasingly-troubled town, chasing clues around a village and through a valley only to discover that the Paladin's old friend long ago began worship of an evil S&M goddess. Betraying her friend and trapping her soul in a Devourer, a powerful extraplanar undead creature, the evil priestess continually parades the soul-bereft corpse of their fallen Paladin in front of the villagers in a show of 'sorrow', all the while gaining immense pleasure from the village's pain. Pgs. 62-110

This deluxe adventure takes heroes into the ruins of Gardmore Abbey, a monastery that was once the base of a militant order of paladins devoted to Bahamut. According to legend, the paladins brought a dark artifact back from a far crusade and stored it in their abbey for safekeeping, and evil forces gathered to assault the abbey and take it back. What the legends don’t tell is that this artifact was actually the Deck of Many Things, a force of pure Chaos. This adventure brings characters into the extensive dungeons beneath the ruins - dungeons that are warped and twisted with the raw forces of Chaos surrounding the cards of the deck.

The hobgoblins were not the only forces that remained after Kalarel was slain. Before the Keep’s portal was fully sealed, evil spirits from the Shadowfell escaped into the Nentir Vale. They were drawn to Kalarel’s own dark soul, which remained in the mortal world thanks to a spirit-orb the priest had created to prevent him from moving on after death. The presence of these malignant spirits caught the attention of a frost witch called the Rime Mistress and her followers—unaligned territorial beasts—who rose up to defend their domain. The Rime Mistress knows that the spirits present a greater threat than the hobgoblins do, so she and Prang, the Iron Gauntlet leader, have agreed to an uneasy truce. Thus, the hobgoblins and the creatures of the Cairngorm Peaks are united in their struggle against Kalarel’s spirit army.

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.

"The Keepers of the Celestian Order, valiant defenders dedicated to destroying horrors from the Far Realm, have trapped a beholder in its lair. However, the evil aberration has proven far more dangerous than expected, and the Keepers need the help of adventurers to end the threat of Omaranthax once and for all. This Dungeons & Dragons Roleplaying Game adventure, created for Free RPG Day 2012, pits player characters against a mutated beholder and its vile underlings. Although set in the Forgotten Realms campaign setting, the adventure can be easily adapted to any* D&D world." *: The adventure mentions that it is suitable for any setting touched by the Spellplague.

Into the Forsaken Temple's Crypt is a short adventure for four 10th-level characters. The adventure takes place in a buried temple crypt, which has been sealed for centuries. Dungeon Masters can adjust it for higher-level characters by widening the dead magic areas and increasing the number and power of constructs and undead that inhabit the complex. The PCs have entered the Forsaken Temple's crypt and started exploring a bit. They had the opportunity to work with some drow, who warn of some clay golems ahead. Now they face the very golems that killed a drow cleric.

Often called the “Gateway to Chult”, the exotic city of Port Nyanzaru is built upon a landscape both mystifying and marvelous. However, the city’s vibrant beauty is overshadowed by a mysterious scourge that plagues all within the land. Can the divergent forces within the city discover the truth before all are overcome by this growing threat? Five Four-Hour Mini-Adventures for 1st-4th Level Characters

A prison escape for an unlikely group of heroes turns into a race for an ancient relic sought by the Legion of Dusk. Can you brave the unknown and capture the treasure before the enemy does? This Dungeons & Dragons adventure is set on the plane of Ixalan from Magic: The Gathering. It uses 4th-level characters provided with the adventure.