Depths of The Underdark
⚪ Last updated 2010⚠️ Install Order · 2 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
Preview

🔍 Analysis
- 👍 4.4% endorsement rate — high engagement, a strong quality signal
- 🏆 #4 of 6 Dungeons - Vanilla mods in this game by downloads
📋 About This Mod
Depths of The Underdark Story ====================== The Underdark is an extremely dangerous labyrinth of underground passageways not seen by most. Those that do venture into the Depths of The Underdark usually do not return. This is a dedication to R. A. Salvatore’s and his fantasy novels: The Icewind Dale Trilogy, The Dark Elf Trilogy, the Legacy of the Drow series books. Any suggestions and / or constructive criticism are welcome and appreciated. Please also endorse Depths of The Underdark if you have enjoyed using it. Description / Location ====================== Depths of the Underdark adds 53 cells to Oblivion, yes 53 highly detailed cells all interconnected in a realistic manner! Even though I created this mod I still get lost in it at times... - The Underdark - The Underdark - The Deep Underdark - The Deep Underdark - The Deep Underdark - Menzoberranzan - A Dark Elf Passageway - The Arach-Tinilith - House of Do\'Urden - House of Oblodra - House of Agrach Dyrr - House of Hun\'ett - House of Mizzrym - House of DeVir - House of Baenre - House of Xorlarrin - The Melee Magthere - The Sorcere Tower - A Dark Elf Observation Spire - A Dwarven Mine - An Old Dwarven Mine - A Dwarven Outpost - Mithril Hall - Mithril Hall - Mithril Hall\'s Core - The Gutbuster Brigade Elite Guard Chamber - A Dwarven Guard Chamber - A Dwarven Hall - A Dwarven Pub - A Dwarven Blacksmith - Mithril Hall\'s Throne Room - A Hero\'s Estate - The Hero\'s Estate Basement - The Hero\'s Estate Guard Tower - The Hero\'s Estate Vault - An Underdark Grotto - A Goblin Lair - A Subterranean Outlet - A Subterranean Stronghold - The Stronghold Barracks - The Stronghold Main Corridor - The Kings Chamber - The Stronghold Smith - The Stronghold Smith\'s Basement - The Stronghold Mage\'s Guild - The Stronghold Merchant Quarters - The Merchant Quarters Tent - The Stronghold Adventurer\'s Supply - The Happy Harpy - The Stronghold Prison - The Stronghold Rampart - The Stronghold Storage Hold - The Stronghold Service Corridor Features ====================== - Manually added Pathnodes to make this companion / AI friendly. - Personal player house located up the mountain North of the Imperial City along “The Orange Road”. - Lots of non-re-spawning containers for storage. - Beds to sleep on. - The Underdark, a deep and dark labyrinth of underground passageways. - 5 hidden entrances to The Underdark. - 53 highly detailed cells in all. - Lots of eye candy. The Underdark entrance hints ====================== - Don’t fall in the well… - Down a gully from a house. - In a pond on top of a mountain. - In a Noble Crypt. - In a river near a central city. Requirements ====================== Oblivion Vanilla Install ====================== 1. Unzip or copy the \"DoTheUnderdark.esp\" file to your \"\\Bethesda Softworks\\Oblivion\\Data\" install folder. 2. On the Oblivion load screen select \"Data Fil
Depths of the Underdark adds 53 new cells to Oblivion, featuring a highly detailed and realistic underground labyrinth. It's a dungeon mod for players seeking more exploration content, with 342 endorsements and last updated in 2010.
✨ Key Features
📊 Pros & Cons
✅ Pros
- Solid community backing with 342 endorsements and nearly 8k downloads.
- Adds a substantial amount of content—53 cells is a lot of dungeon crawling.
- The description promises a realistic and detailed labyrinth, which sounds promising for exploration fans.
⚠️ Cons
- Last updated in 2010—might have compatibility issues with modern Oblivion setups or mods.
For Oblivion players who love exploring massive underground dungeons and want more content beyond the vanilla game. If you're a completionist who enjoys discovering every nook and cranny, this mod could be a treat. Skip if you prefer quest-driven or story-rich mods, as this seems purely about dungeon crawling.
💡 Beginner Tips
- Since the mod is from 2010, consider using a mod manager like Wrye Bash or OBMM to keep track of files and avoid conflicts.
- Check the mod's compatibility with your other dungeon mods—overlapping cells could cause issues.
- If you're using the Steam version of Oblivion, make sure to disable the Steam overlay or use the script extender for best stability.
📊 Mod Details
- Game
- Oblivion Mods
- Author
- Ninden
- Version
- 1.0
- Downloads
- 7,693
- Endorsements
- 342
- Category
- Dungeons - Vanilla
- Created
- 12/18/2010
- Updated
- 12/18/2010
🔧 How to Install Oblivion Mods
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