The Horus Heresy: Battle of Tallarn - Underworld Campaign
HexWar Games · Jun 30, 2017
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The Horus Heresy: Battle of Tallarn - Underworld Campaign - Steam Charts & Historical Stats
Beneath The Sapphire City, battle rages in the corridors and caverns of The Sightless Warren. Explore historical player activity and pricing for The Horus Heresy: Battle of Tallarn - Underworld Campaign. Player-count data was last observed May 1, 2026.
Genre
Strategy
Developer
HexWar Games
The Horus Heresy: Battle of Tallarn - Underworld Campaign player count and price summary
- Current players
- Unavailable
- All-time peak
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- 24-hour player change
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- Current US price
- Price unavailable
Player count last observed . Values marked unavailable are not estimated.
Media gallery 1 screenshots · 0 videos
Screenshots
Game Insights
Value Score
Fair Value — 50th percentile.
Price-to-player ratio ranks in the 50th percentile.
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Market pricing tier
Player count
System Requirements
Platform Support
Windows
macOS
Windows Requirements
Minimum:
Minimum:
- OS *: Windows Vista/7/8/8.1/10
- Processor: Intel Core 2 Duo or AMD equivalent
- Memory: 2 GB RAM
- Graphics: DirectX compatible graphics card
macOS Requirements
Minimum:
Minimum:
- OS: Mac OS X 10.8+
- Processor: Intel
- Graphics: Integrated Intel Graphics
Pricing
Paid Game
Additional Information
Categories
Single-player
Downloadable Content
Steam Achievements
Steam Trading Cards
Steam Cloud
Family Sharing
Supported Languages
English
Official Website
https://www.hexwar.com/tallarn
Pricing Information
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Price Unavailable
Pricing information not currently available
Additional Information
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About This Game
Beneath The Sapphire City, battle rages in the corridors and caverns of The Sightless Warren. This nightmare underworld, once a network of Imperial bunkers and stockpiles, is now occupied by the Iron Warriors and their traitorous allies.
Detailed Description
Beneath The Sapphire City, battle rages in the corridors and caverns of The Sightless Warren. This nightmare underworld, once a network of Imperial bunkers and stockpiles, is now occupied by the Iron Warriors and their traitorous allies. There can be no victory for the Imperial forces on Tallarn while the enemy remains entrenched in their concrete catacombs. With the support of the Iron Hands and Imperial Fists Legions, they will venture once more into The Sightless Warren to drive out the Iron Warriors, or die trying.
Frequently Asked Questions
Is The Horus Heresy: Battle of Tallarn - Underworld Campaign free to play?
Yes, The Horus Heresy: Battle of Tallarn - Underworld Campaign is free to play on Steam.
What genre is The Horus Heresy: Battle of Tallarn - Underworld Campaign?
The Horus Heresy: Battle of Tallarn - Underworld Campaign is a Strategy game.
Who developed The Horus Heresy: Battle of Tallarn - Underworld Campaign?
The Horus Heresy: Battle of Tallarn - Underworld Campaign was developed by HexWar Games.
What platforms does The Horus Heresy: Battle of Tallarn - Underworld Campaign support?
Available on Steam for Windows, macOS.