Abomination Vaults
Hideous monsters, deadly traps, vengeful ghosts, and more await the heroes who dare to enter the sprawling megadungeon called the Abomination Vaults!
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Contents
Campaign Overview
by Ron Lundeen
Learn about the campaign’s main villain, history, and themes.
- Belcorra’s History
- A Dungeon Full of Monsters
- Belcorra’s Rise
- Campaign Timeline
- Campaign Advice
- Advancement Track
Otari
by James Jacobs
The sleepy seaside town of Otari is the characters’ main base of operations throughout the campaign. This article describes its residents, adventure hooks, backgrounds, and opportunities for downtime.
Chapter 1:A Light in the Fog
by James Jacobs
Wrin Sivinxi suspects something dangerous in the ruins of Gauntlight Keep. She asks the characters to investigate the ruins and its strange lighthouse. Yet Gauntlight Keep is not as abandoned as everyone in town believes!
Chapter 2:The Forgotten Dungeon
by James Jacobs
Gauntlight’s dread beam animates the dead in Otari’s graveyard, and the characters must help quell the undead uprising and return to the dungeon to face ageless guardians and leftover experiments.
- Chapter 2 Synopsis
- Deadtide for Otari
- Otari Graveyard
- Abomination’s Arrival
- Dying Light
- Servants’ Quarters Features
Chapter 3: Cult of the Canker
by James Jacobs
The characters explore a sprawling library now inhabited by a group of scholarly and sinister ghouls who call themselves the Cult of the Canker. The ghouls harbor secrets of the days when Belcorra stored her knowledge here.
Chapter 4:Long Dream the Dead
by James Jacobs
After the characters encounter the ghost of Otari Ilvashti, they receive a dire warning about what lies even deeper in the Abomination Vaults. They can rescue a missing dwarf and quell the lighthouse’s menace—for now.
Chapter 5: Into the Training Grounds
by Vanessa Hoskins
The characters recover four icons from Otari’s founders to access deeper dungeon levels and meet townspeople with surprising connections to the dungeon. The old arena level is now filled with feral monsters.
- Chapter 5 Synopsis
- The Spectral Seal
- Retrieving the Icons
- Carman’s Background
- The Theft
- Smuggler’s Refuge
- Talking with Carman
- Carman’s Fate
- Dorianna’s Dreams
- Examining Dorianna
- Dorianna’s Decline
- Dorianna’s Madness
- Arena Features
Chapter 6: Experiments in Flesh
by Vanessa Hoskins
In old alchemical laboratories, the characters can foil a seugathi’s schemes and visit a strange gathering place for the unusual and varied denizens of the dungeon’s middle levels.
Chapter 7: Soul Keepers
by Vanessa Hoskins
A contract devil named Urevian must fulfill a centuries-old agreement, but the characters might strike a deal with the devil to save the town from an army of devils.
Chapter 8: Decaying Gardens
by Stephen Radney-MacFarland
The characters encounter a strange caligni cult, a coterie of undead gnomes, and an outpost of drow who might become unexpected allies.
Chapter 9: On the Hunt
by Stephen Radney-MacFarland
In the enormous Hunting Grounds level, the characters can learn the secret to defeating Belcorra and find the required Fulcrum Lenses.
- The Urdefhan Cult
- The Drow Allegiance
- Belcorra’s Return
- Chapter 9 Synopsis
- Hunting Grounds Features
- Lady’s Whisper’s Lair
Chapter 10: To Draw the Baleful Glare
by Stephen Radney-MacFarland
The characters explore an ancient temple of the Outer God Nhimbaloth and take the fight to Belcorra once and for all!
Credits
Adventure Toolbox
by Vanessa Hoskins, James Jacobs, Ron Lundeen, Stephen Radney-MacFarland, and David N. Ross
A collection of items, spells, poisons, and gear for use in the Abomination Vaults campaign.
Artifacts
Magic Items
- Drover’s Band
- Edge of Dissolution
- Folding Drums
- Ichthyosis Mutagen
- Lantern of Empty Light
- The Whispering Reeds
- Icons of the Roseguard
- Cooperative Blade
- Hunter’s Brooch
- Shadowed Thieves’ Tools
- Thresholds of Truth
- Lenses and Lattice
- Crimson Fulcrum Lens
- Ebon Fulcrum Lens
- Emerald Fulcrum Lens
- Fulcrum Lattice
- Ochre Fulcrum Lens
- Spells
- Awaken Portal
- Daydreamer’s Curse
- Ectoplasmic Expulsion
- Outcast’s Curse
- Sage’s Curse
- Worm’s Repast
Poisons
Weapons
Adventuring Gear
Monsters and NPCs
by David N. Ross
A complete compendium of the statistics for the new creatures and NPCs in the Abomination Vaults Adventure Path.
- Accuser Devil
- Augrael (NPC)
- Barcumbuk (NPC)
- Belcorra Haruvex (NPC)
- Bloodsiphon
- Bright Walker
- Calignis
- Caligni Arcanist
- Caligni Creeper
- Caligni Custodian
- Caligni Defender
- Caligni Priest
- Carman Rajani (NPC)
- Cauthooj
- Chafkhem (NPC)
- Chandriu Invisar (NPC)
- Children of Belcorra
- Child of Belcorra
- Elder Child of Belcorra
- Empty Death Bodak
- Crawling Hand
- Daemons
- Ceustodaemon
- Derghodaemon
- Deadly Puffballs
- Dragon’s Blood Puffball
- Reaper Skull Puffball
- Dhuthorexes
- Deepwater Dhuthorex
- Dread Dhuthorex
- Elf, Drow
- Drow Cavern Seer
- Drow Hunter
- Drow Shootist
- Drow Warden
- Fleshwarps
- Dreshkan
- Grothlut
- Mulventok
- Froghemoth
- Ghostglass Golem
- Ghouls
- Canker Cultist
- Canker Demagogue
- Cult Tattooist
- Giant Fly
- Giant Maggot
- Gibtases
- Gibtas Bounder
- Swarm of Gibtas Spawn
- Gibtanius
Content Warning: While Abomination Vaults contains typical roleplaying action and adventure, it also presents themes of suicide, ableism, body horror, and human experimentation. Before you begin, understand that consent of all players (including you!) is vital to a safe and fun play experience for everyone. You should talk with your players before beginning and modify descriptions or scenarios throughout the campaign as appropriate.