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Dungeon #172 is a 120-page digital magazine issue for Dungeons & Dragons 4th edition released in [missing data].

Official synopsis[]

Legacy of Io By Daniel Marthaler

The Scales of War Adventure Path continues. Bahamut has fallen and the war seems lost. But a long-time ally of the PCs comes to them with an urgent request for escort—to the Astral Sea! A Scales of War adventure for 24th-level PCs.

Chaos Scar: The Brothers Gray By Greg Vaughan A gang of halfling cutthroats has claimed an old mine stake and begun staging raids on passing caravans. The PCs must venture into the scar and stop the Brothers Gray once and for all. A Chaos Scar adventure for 1st-level PCs.

Chaos Scar: Death in the Pincers By Rob Heinsoo Giant ants and other terrors from the Scar have been swarming from a new nest. Can the PCs figure out what else is happening inside their lair and put a stop to it? A Chaos Scar adventure for 1st-level PCs.

Clash of Steel By Jennifer Clarke Wilkes The heroes must discover who has stirred up the gangs of Barrinsgate before the city falls into chaos. This adventure features material from Draconomicon: Metallic Dragons. An adventure for 13th-level PCs.

Expeditionary Dispatches: Guardians of the Labyrinth By James Wyatt A federation of orcs protect the rest of Khorvaire from the depredations of the Demon Wastes. Learn more about the Ghaash’kala here.

Demonomicon: Codricuhn By Robert J. Schwalb Known also as the Blood Storm, the demon prince Codricuhn climbs slowly and inexorably up through the Abyss.

Explore Airspur: Villains and Vagabonds By Matt James More possible villains are detailed in the third and final installment that explores the city of Airspur.


Editorial by Steve Winter

Ruling Skill Challenges By Mike Mearls  Mike continues to educate on the nature of skill challenges, with unique applications and examples.

Save My Game By Stephen Radney-MacFarland A DM’s best friend? Stephen Radney-MacFarland, back with more advice and letters from the mailbag.

Dungeoncraft By James Wyatt James discusses the latest changes to his f ledgling campaign.

Eye on the Realms By Ed Greenwood

Ed’s new column begins, as he starts exploring the hidden corners of the Realms in his own inimitable style.


Development and release[]


The book was written by Jennifer Clarke-Wilkes, Ed Greenwood, Rob Heinsoo and Miranda Horner. Art was provided by Rob Alexander, Jared Blando, Christopher Burdett and Wayne England.


Dungeon #172 was released by Wizards of the Coast in for $[missing data] US or $[missing data] Canadian.

On March 03, 2015, it was re-released in digital format. It is currently available on DriveThruRPG and Dungeon Masters Guild for $4.99.

Reception and influence[]

Critical reception[]

As of 2023, Dungeon #172 reached the rank of Copper seller on DriveThruRPG.

Influence on other works[]

External links[]


Dungeons & Dragons 4th edition
Core rules
Player's HandbookPlayer's Handbook 2Player's Handbook 3
Monster ManualMonster Manual 2Monster Manual 3
Dungeon Master's GuideDungeon Master's Guide 2
Starter Set
Adventurer's VaultAdventurer's Vault 2Arcane PowerThe Book of Vile DarknessDark Sun Campaign SettingDark Sun Creature CatalogDemonomiconDivine PowerDraconomicon: Chromatic DragonsDraconomicon: Metallic DragonsDragon Magazine AnnualEberron Campaign GuideEberron Player's GuideForgotten Realms Campaign GuideForgotten Realms Player's GuideHammerfastInto the Unknown: The Dungeon Survival HandbookManual of the PlanesMartial PowerMartial Power 2Menzoberranzan: City of IntrigueMordenkainen's Magnificent EmporiumNeverwinter Campaign SettingOpen Grave: Secrets of the UndeadThe Plane Above: Secrets of the Astral SeaThe Plane Below: Secrets of the Elemental ChaosPlayer's Handbook Races: DragonbornPlayer's Handbook Races: TieflingsPlayer's Strategy GuidePrimal PowerPsionic PowerUnderdarkVor Rukoth
Keep on the ShadowfellThunderspire LabyrinthPyramid of ShadowsDeath's ReachKingdom of the GhoulsPrince of UndeathKing of the Trollhaunt WarrensDemon Queen's EnclaveAssault on Nightwyrm FortressThe Slaying StoneOrcs of Stonefang PassDungeon DelveDungeon Magazine AnnualHalls of UndermountainMarauders of the Dune SeaRevenge of the GiantsScepter Tower of SpellgardSeekers of the Ashen CrownTomb of Horrors
Starter SetRules CompendiumHeroes of the Forgotten KingdomsHeroes of the Fallen LandsMonster VaultDungeon Master's KitMonster Vault: Threats to the Nentir ValePlayer's Option: Heroes of ShadowPlayer's Option: Heroes of the Elemental ChaosPlayer's Option: Heroes of the FeywildThe Shadowfell: Gloomwrought and BeyondMadness at Gardmore Abbey

Dungeon Magazine #172