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Casualties: Unknown
#4576490Casualties: Unknown is an unforgiving cave-exploration survival simulator. Your captors have tasked you with retrieving lost cargo on a foreign planet, explore its 11 layers and do your best to survive diverse hostile environments. You are just one of the thousands of test subjects sent to die.
Recommendation
ProtonGreat
CurrentMedium confidence
Only Proton reports exist so far.
Last report May 29, 2026
Compatibility
Proton
Great
CurrentMedium confidence
13 reports · Medium confidence: more recent reports would firm this up.
NativeNone
No native Linux build — Proton only
Anti-cheatUnknown
No anti-cheat reports yet
Reports(13)
Most reports here are historical ProtonDB imports — be the first to add a fresh Casualties: Unknown report.
Add a fresh reportShowing 13 of 13 reports
- GreatProtonDesktopHistoricalMay 29, 2026
- BrokenProtonDesktopHistoricalMay 29, 2026
- PerfectProtonDesktopHistoricalMay 23, 2026
- GreatProtonDesktopHistoricalMay 23, 2026
- PerfectProtonDesktopHistoricalMay 18, 2026
- GreatProtonDesktopHistoricalMay 4, 2026
- GreatProtonDesktopHistoricalMay 3, 2026
- GreatProtonDesktopHistoricalApr 30, 2026
- GreatProtonDesktopHistoricalApr 29, 2026
- GreatProtonDesktopHistoricalApr 26, 2026
- GreatProtonDesktopHistoricalApr 22, 2026
- GreatProtonDesktopHistoricalApr 22, 2026
- BrokenProtonDesktopHistoricalApr 20, 2026
End of reports