LeftUnknown
After awakening in an abandoned underground complex destroyed by a failed experiment, you must fight to survive and uncover the truth behind Live-D Corporation. Use your surroundings, manage your resources, and find a way out alive.
Last Updated: 3/1/2026
| Steam Price | $5.99 |
| Release Date | 11/6/2025 |
| Developer | JustoGames |
| Publisher | JustoGames |
| Steam App Id | 3977480 |
LeftUnknown
After awakening in an abandoned underground complex destroyed by a failed experiment, you must fight to survive and uncover the truth behind Live-D Corporation. Use your surroundings, manage your resources, and find a way out alive.
Last Updated: 3/1/2026
- Windows
- Mac
- Linux
About LeftUnknown
LeftUnknown is an Action, and Early Access game developed by JustoGames. On 11/6/2025, it was released on the Steam Store by JustoGames.
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, LeftUnknown supports the following features:
- Custom Volume Controls
- Family Sharing
- Single-player
- Partial Controller Support
- Color Alternatives
- Adjustable Difficulty
- Steam Cloud
- Steam Leaderboards
- Steam Achievements
- Stereo Sound
- Stats
- Camera Comfort
- Playable without Timed Input
From the Steam community, LeftUnknown has been tagged with the following user tags:
- Survival Horror
- Looter Shooter
- Futuristic
- Immersive Sim
- Violent
- Atmospheric
- Inventory Management
- 3D
- Shooter
- First-Person
- Gore
- FPS
- Combat
- Sci-fi
- Post-apocalyptic
- Early Access
- Dystopian
- Action
- Singleplayer
- Physics
Media & Sceenshots
Watch the featured video for LeftUnknown and see the latest screenshots from the Steam Store.

Related Packages
LeftUnknown is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| LeftUnknown | $7.99 | View |
Discover Similar Games
Find a new game to play just like LeftUnknown through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to LeftUnknown.
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Soures & References
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LeftUnknown data has been sourced from:
- Valve Corporation. (2026, March 1). LeftUnknown on Steam. Steam Store.
- Valve Corporation. (2026, March 1). LeftUnknown. Steam Community Hub.