# Layers of the Abyss *Source: Dungeon Master's Guide (2024) p. 180* **Layers of the Abyss** | Layer | Description | |-------|-------------| | The Plain of Infinite Portals | On layer 1, corroded iron fortresses defend routes to lower layers. | | Azzagrat | Graz'zt's corrupt, decadent city is split across layers 45, 46, and 47. | | The Demonweb | On layer 66, Lolth's web snares all and hides portals to other planes. | | Gaping Maw | Layer 88 is a malevolent wilderness surrounding Demogorgon's ocean fortress. | | Thanatos | On layer 113, an endless graveyard hosts Orcus and the sleepless dead. | | The Slime Pits (Shedaklah) | Layer 222, a fetid realm of ooze and fungi, obeys the whims of Juiblex and Zuggtmoy. | | The Death Dells | Yeenoghu and his gnoll servants prowl layer 422—a cruel, desolate realm. | | The Endless Maze | Layer 600's endless labyrinth turns visitors into Baphomet's prey. | ^layers-of-the-abyss