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.

When Monsters threaten the village of Crystalbrook, it's up to adventurers to track down where they're coming from. The investigation leads them on a journey across planes. In the Feywild, the heroes must explore an enchanted island garden and unravel the plot of a foul hag, before she and her fiendish companion can perform a ritual to seize control of the island. "Beyond the Crystal Cave" is a Dungeons & Dragons adventure designed for the winter 2011 season of the D&D Encounters official play program. This season incorporates character options from Player's Option: Heroes of the Feywild, and it comes with three full-color maps, thirteen ready-to-play encounters, and information on the D&D Encounters program. Originally found in Dungeon Magazine #211 now available as a stand-alone adventure. Pgs. 63-122

From time immemorial, the rulers of the mortal world have been counseled and tempted by capricious primordial spirits who rule over the elements. The greatest and most sinister of these was a half-kraken medusa known as the Maelstrom Queen, who sought to supplant the mortal races with her own line of immortal tentacled monstrosities. On the verge of her ultimate triumph, when the leviathans at her command rose from the depths, a legendary assassin murdered the Maelstrom Queen in her half-submerged palace with her own weapon. But the primordial mistress refused to let something as trifling as death put an end to her designs. Every 13 years, she regenerates enough mystic power to rise again, and the world’s greatest heroes are sent to murder the Maelstrom Queen once more.

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

Faced with an unusual alliance of giants raiding the countryside, the party must venture into the steading of hill giant chief Nosnra and uncover maps to the locations of the other giant strongholds. “Steading of the Hill Giant Chief ” can be run as a stand-alone adventure, or you can play it as the first part of a four-part series that continues with “Warrens of the Stone Giant Thane” (Dungeon 198), “Glacial Rift of the Frost Giant Jarl” (Dungeon 199), and “Hall of the Fire Giant King” (Dungeon 200). The adventure is part of the Against the Giants series originally by Gary Gygax, hence the writing credit.

There was no greater scholar, explorer, or collector of antiquities in the area than Hallomak Stromm. The enigmatic Stromm recently passed away, and the PCs have received personal invitations to appear at the public reading of his will. Pgs. 72-77

“Siege of Bordrin’s Watch” is the sequel to “Rescue at Rivenroar,” continuing the unfolding story of the Scales of War campaign. This adventure features exploration, roleplaying opportunities, and combats in dynamic environments. In this adventure, a new threat looms to the west: A vast horde of orcs and their despicable kin emerge from the barren lands bent on plunder and conquest. While the Elsir Vale and other lands mobilize their meager forces to respond to the danger, a call has gone out to those heroes of the Vale to join forces and help to push back this new evil before it’s too late. Pgs. 4-55

"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.

Jelendra, a tulani of summer, has gathered a small following of dark fey creatures to help her get revenge against the Highridge Arcane eladrin elders. When they had the nerve to question her interest (they called it “obsession”) in the destructive power of the Wild Hunt, Jelendra flew into a rage and stormed out of the Highridge Arcane. Now, she controls a fane to an ancient spirit of the Wild Hunt. Not knowing what became of her, the elders ask the adventurers to find Jelendra. “Let her know that she is missed, and we want her to return home,” one elder says. Pgs. 114-119

The party's objective is to steal the gold that a tyrant would use to pay the mercenaries he has hired to take over the town of Elderwood. The adventure plays out as a caper over three in-game days.

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.

At Restwell Keep, you've heard that fortune and glory await those bold enough to brave the dangers of the Chaos Scar, a valley carved ages ago by a fallen star. The same tales warn that this Chaos Scar draws wickedness to it. Perhaps you can help stem this tide... and gain treasure along the way. While the location is a different keep, this adventure is an homage to B2 Keep on the Borderlands(https://adventurelookup.com/adventures/b2-keep-on-the-borderlands)

A nest of vampires has claimed a dark forest and the surrounding human towns as its domain. Some of the local residents revere the vampires and serve as daylight guardians and spies. However, most of the townsfolk live in a state of dread. Those townsfolk have finally scavenged enough valuables to hire a band of adventurers to destroy the nest. Pgs. 66-71

Days ago, a portal to the Elemental Chaos appeared near the PCs’ home city. Since then, it has grown into an enormous sinkhole that periodically belches fire and brimstone. The rip in reality threatens to overwhelm settlements and a nearby river unless someone ventures through and closes it from the other side. Pgs. 102-107

The outpost of Fort Dolor has experienced an unprecedented stretch of peace in recent times. Then nearly the entire garrison disappears on a supposed routine patrol, and the town— still on the frontier— is left nearly defenseless. Can the adventurers dig to the bottom of the mystery at Fort Dolor before they, too, disappear? Pgs. 82-103

“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

Barovia has long suffered under the rule of Count Strahd von Zarovich, but the evil that plagues this land extends well beyond the walls of Castle Ravenloft. See what keeps the good citizens of Barovia awake at night.

An agent of the King’s Dark Lanterns has stolen a cache of gold from the Brelish exchequer. Hunt him down, retrieve the gold, and thwart whatever else the rogue agent is plotting. Pgs. 28-65

A force of orcs has taken over a small hilltop keep. The PCs are engaged by the local lord to rid his home of the intruders. Fortunately for the PCs, the keep’s main doors are still damaged from when the orcs took possession, and entry is relatively easy. Unfortunately, the orcs are determined to stay. Pgs. 24-29

Wicked forces conspire to usurp the power of the Raven Queen, god of death, by unraveling the foundations of reality. To prevent this cosmic coup, mighty heroes must survive an epic journey into the Shadowfell's timeless core, where all things find their end. The beginning of the end of the original 4th edition adventure path (although ties are very light to the heroic and elite tier adventures). The PCs must first prove themselves worthy to act as the Raven Queen's agents. They will then be sent to Death's Reach, a graveyard and dumping ground from the Dawn's War. There, they must fight through the Black Star Host- powerful elemental beings, to prevent Orcus was resurrecting a primordial, Timesus the Black Star. One notable encounter is a random encounter with the Worm of Ages. This huge worm has the ability to swallow and rules for moving creatures from its maw to its throat, gullet, and into the stomach.