About Underground: World War

Underground: World War is an Indie, Action, and Early Access game developed by Underworld Interactive. It was released on the Steam Store by Underworld Interactive.

It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

According to Steam’s category system, Underground: World War supports the following features:

• Family Sharing
• Single-player
• HDR available
• Co-op
• Multi-player
• Shared/Split Screen
• Full controller support
• Shared/Split Screen PvP
• PvP
• Remote Play Together
• Remote Play on TV
• Shared/Split Screen Co-op

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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.

Underground: World War data has been sourced from:

• Valve Corporation. (2026, March 16). Underground: World War on Steam. Steam Store.
• Valve Corporation. (2026, March 16). Underground: World War. Steam Community Hub.
• Underworld Interactive. (2024, May 23). Underground: World War. Underground: World War.