Orcus, the Demon Prince of Undeath, craves the power of the Raven Queen and mastery of death's domain. The key to his ascension and the secret to his destruction lies buried in the heart of the Abyss. As heroes chase Orcus into the abyssal depths, evil opposed them at every turn, and each victory brings them closer to their final fate. Concluded the epic series of adventures and the entire story line begun in Keep on the Shadowfell.

The Cagewrights continue their manipulations of the city of Cauldron, making the PCs their latest pawns in a gambit that leads all the way to the Abyss. The heroes must complete the test of a deposed demon lord to ensure the safety of Cauldron and all its citizens. The 5th adventure in The Shackled City Adventure Path. Pgs. 38-71

The Wells of Darkness is the seventy-third layer of the Infinite Planes of the Abyss, a prison used by demon lords and a graveyard for creatures the multiverse would rather forget. Imprisoned in one of these wells is Shami-Amourae, the Lady of Delights. This minor demon lord and former consort of Demogorgon is one of the few beings who knows the true secrets of Demogorgon's twin personalities and his plot to reconcile them, thereby growing immeasurably in power. "Wells of Darkness" is the tenth chapter in the Savage Tides Adventure Path, a complete campaign consisting of 12 adventures appearing in Dungeon magazine. For additional aid in running this campaign, check out Dragon magazine's "Savage Tidings" articles, a series that helps players and DMs prepare for and expand on the campaign. Issue #357 of Dragon magazine features rules for three new binder vestiges connected to the imprisoned demons within the Wells of Darkness. The Prince of Demons hides a secret, one that could well be the key to stopping the savage tide. Yet the only one who knows this secret is imprisoned on one of the most notorious realms in the Abyss. Will the price for rescuing her be too high? Pgs. 52-84

Thirteen generations ago, the ambitious first Duke of Magnussen made a fell pact with an unknown power, who asked for but one thing in return: the thirteenth daughter born to a Magnussen duke. Now, generations hence, the daughter of Duke Magnussen XIII is stolen away by a hooded executioner riding a leathery beast. As it wings back across the city walls to drop behind the Duke’s mountain-top keep, all who watch know it alights in the Magnussen family crypts, where the devilish secrets of thirteen generations have been buried and forgotten – until now… This adventure module also includes The Balance Blade, a short level 2 adventure in which a wizard’s patron makes a simple request: travel to another plane to retrieve a legendary blade of neutrality. But once the journey is in motion, the wizard finds that not all is as it seems!

This adventure is a supplementary scenario for Baldur’s Gate: Descent into Avernus, which can be used while the party is fleeing Elturel and are heading towards Fort Knucklebone at level six. It entails a bargain with Bagrivyek, the goblin deity of cooperation. The God offers them a deal they can’t refuse, significant magical assistance for their quest, should they become its test subjects in a fight to the death with some of its elite troops. Devils that have been infected with a special substance, which is called soul-ichor and was created by a psychomancer, in search of his own power. The heroes will have a chance to interact with a god and bargain with it, a fight to the death at the Hellbent Fighting Pits, and also get a chance to learn of or even be introduced into a long-forgotten school of magic. Will the players reap all the benefits of this god-deal, or suffer the consequences of failing?

In the Outer Planes, a holy sword can be a fiend's best friend, especially when the owner wants it back? Sneaking into the second layer of foul Bagtor ain't easy, but with a little help from the right high-up men, it can be done. 'Course, exactly who the right high-up men are can give a basher pause, so it's often best not to ask. But there's a sword to be found, and bloods needed to find it. Truth is, those who don't end up lost are sure to find out that no good deed goes unpunished! Fires of Dis is a Planescape adventure for four to six characters of 5th to 9th levels. From Sigil, the City of Doors, the heroes plunge head-first into a dangerous journey across the Outer Planes. Their quest for a stolen sword leads them to the hostile gate-town or Ribcage, the treacherous plane of Baator, and the disciplined burg of Fortitiude - a gate-town teetering between two planes, just waiting for something to tip the scales. Your player characters need wits as keen as their steel to brave the fires of Dis and survive!

A Planescape adventure for 4-7 PCs of levels 9-12 (about 60 total levels). While the module begins in the planar city of Sigil, most of the action takes place in Vudra, a layer of the Abyss. The PCs start in Sigil, tasked to find a vanished brother, and the trail leads to Vudra where the layers demonic ruler gathers magical blades for a terrible vengeance plot. Pgs. 32-58

Visit the Abyss. Meet Demon Lords. Kill Everything. In the heart of the Demonweb, Lolth surveyed the Grand Council Chamber and the demon lords assembled by her invitation. Throaty growls indicated a dispute amond Yeenoghu's pack. Obox-ob's insect swarms chittered while Demogorgon ranted from the central podium. The other emissaries seemed restless. Across the hall, Graz'zt met Lolth's gaze and smiled. The demon queen shivered with a tingle of foreboding This Dungeons & Dragons adventure takes characters from the planar city of Sigil to the darkest corners of the Outer Planes, gathering resources to battle the forces of Lolth, Demon Queen of Spiders. The player characters must navigate a carefully spun web of treachery and deceit to reach the violent heart of Lolth's domain and put an end to her sinister dreams of conquest. This campaign adventure is designed for characters of levels 9-12 and features an easy-to-use combat encounter format and player handouts. This book also presents new prestige classes and magic items for player characters. For use with these Dungeons & Dragons core books: Player's Handbook, Dungeon Master's Guide, Monster Manual.

Laveth, Lolth's half drow daughter, is plotting to seize power from her chaotic evil mother.

Bringing Diablo II to the tabletop. The legendary Diablo and Diablo II computer games come to life with the release of the tabletop Diablo II: To Hell & Back roleplaying adventure. All a player needs is the Dungeons & Dragons(r) Player's Handbook (0786915501-8/00) to accompany the Diablo II game. Every level and all 4 acts of the computer game are represented in the tabletop mega-adventure, which will also include 64 pages of monsters, information for levels 1-30, and over 60 maps!

Wherein the Heroes learn that the Coils of Love wrap 'round Fiends and Friends alike, and may undertake to aid in a secret Correspondence. Chapter III of the "Well of Worlds" adventure anthology. Pgs. 34-45 TSR 2604

Eternally does the Lord of Nessus scheme, and his designs are for all eternity; In the pit of Hell do the devils teem round his throne, and his reign is unchallenged; By the eight Dark Ones is he held supreme, and his name (speak it not!) is Asmodeus. - From "The Canticle of Thumis," 142:15 To some, justice is more important than glory, duty is more important than desire, and goodness is more important than life. The great paladin Klysandral was such a man. But even the sleep of death, at the end of a long lifetime spent battling evil, did not bring peace to Klysandral. During his funeral, the entire Temple of Neheod was dragged by terrible magic into the Nine Hells, along with the soul of Klysandral and scores of living mourners! What unearthly motive could be behind this tragedy? Only the bravest, strongest, and most resolute heroes will have the mettle to find the answer. Along the way, they will meet the enigmatic wizard Emirikil the Chaotic, sail aboard the fiendish ship Demonwing, and finally face the horrific minions and overwhelming terrors of Hell itself. Only the path of light can lead the bravest of the brave into perdition and safely out again. Step wisely, and walk in justice.

A bar room brawl? No big deal. Except when it starts on the Abyss—and the brawlers are a deva and a bebilith! The deva: A celestial champion who serves the cause of ultimate Good. The bebilith: A nightmarish monster whose every deed reeks of ultimate Evil. Two eternal enemies locked in a bizarre struggle for the ultimate prize. What terrible secret connects these two beings? And what does it all have to do with the legendary deva spark? Only a group of brave cutters can get to the dark of this peel, and they'd better hurry... because time is running out! "The Deva Spark" is a Planescape adventure for a party of four to six characters of 5th—9th levels. From the blasted pits of the Abyss to the peaceful forests of Elysium, the heroes track a barmy bebilith who holds the key to saving the life of a dying deva. Can your characters handle the fire of the deva spark?

When her father goes missing, a young adventurer has no other choice than to gather her friends and head for the city of Loudwater. Soon after she gets swept away in an obscure design threatening to drag the entire region into chaos and war. At the heart of this mystery, lies not only her father, but the long-forgotten history of her once-despised family and a primordial beast influencing events from the shadows, moving her family like pieces on a chess board. Visit www.perfumersdaughter.com for more information. You can also address me directly on The Perfumer's Daughter Q&A on Facebook. All battlemaps and dungeons are free to download for use in digital platforms (such as roll20) on the aforementioned site.

Imprisoned in the first layer of Hell a group of unfortunate adventurers must find their way out amidst the chaos of the Blood War. Will they escape before the Lord of the Keep finds them? Well, only time will tell...

Looking for a little extra jink and maybe some excitement? It seems the Doomguard lost track of their coveted ship of chaos. It's flying about the abyss, driving the local tanar'ri even more barmy than they already are. Several factions want to get their hands on the Doomguard's stake, so there's bound to be a few job offers for bloods looking for a little action. Every sod's got a tale to tell about the abyss—it's the sinkhole of the multiverse, after all, peopled with every kind of scum a body can imagine and a few he can't. Never been there? Well, there's no time like the present. *** "In the Abyss" is a Planescape adventure for a party of four to six characters of levels 8 to 10. A simple errand to salvage the lost ship of chaos allows the player characters their first opportunity to explore the most notorious plane of them all. Of course, complications are as inevitable as the tanar'ri! The Planescape Campaign Setting and Planes of Chaos boxed sets, as well as the Planescape Monstrous Compendium Appendix, are required to run this adventure. TSR 2605

FVC8 – Youngblood Keep has a seasoned party meeting with Lady Enorra, a noblewoman at the northern frontier. She has requested the party by name to help her recover a valuable artifact called the Eggstone. After accepting the job you find yourself at a locale known as the Chapel of Ancients and that is when things really get strange! Youngblood Keep used to be a fortress in the area but was ripped from this plane of existence to another. Who’s up for a quick trip to Hell and back?

Welcome to Cirria’s Gambit, a four- to six-hour adventure for 2nd-4th level characters, designed for Dungeons & Dragons 5th Edition! This adventure invites you and your players to a fiendishly fun party with revengeful devils, a succubus who just wants to go back to hell, snobbish nobles, intoxicated socialites and one really irritated banshee! Cirria wants to go to hell! There is only one tiny problem: her mistress Glasya, archdevil of the sixth layer, has banished her for insubordination. So, what’s a succubus to do in Cirria’s place? Take over a local noble family and organize a grand feast like this boring plane has never seen before to channel the emotional energy of her guests into a ritual to open a portal, of course! Isn’t it obvious? Cirria’s plan only had one tiny unaccounted for issue: Lady Kaera, matron of the noble house Cirria targeted, is a banshee. Cirria found a momentary solution – but that will only hold so long as no intrepid group of adventurers disrupts it… This adventure can be run as a one-shot or inserted into an on-going campaign. The theme fits Baldur’s Gate: Descent into Avernus particularly well!

The adventurers have delved into the Abyss to strike at the Demon Lord of Undeath, Orcus. On the layer of Thanatos, the Blood Lord has many outposts from which he spreads his corruption. One of his primary lieutenants is Doresain, the Ghoul King. If the PCs kill Doresain in his lair, they will strike a real blow against the foul demon lord. Pgs. 174-179

Wherein the Heroes step through a Portal to find themselves in a Location Most Foul, from which they make their Entrance into the infinite Planes of Adventure. Chapter I of the "Well of Worlds" adventure anthology. Pgs. 8-23 TSR 2604