Casualties: Unknown

Casualties: 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.

DeveloperOrsoniks

PublisherOro Interactive

Released31 Dec 2026 (upcoming)

PriceComing soon

Reviews–

SurvivalPsychological Horror2DDifficultPixel GraphicsGorePerma DeathExplorationCraftingAtmosphericSimulationAdventure

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Followers

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Steam community

Where it ranks on Steam

Most wishlisted

#168

Updates & news

1 update in the last 90 days.

Update September Progress Update	15 Sep 2026
Simplified Chinese has been added to the demo	17 Aug 2026
Update 7.0 Demo Update - Difficulty Modifiers, Settings, Item Labels, QoL	4 Jun 2026
Update 6.1 Demo Patch Notes	23 Apr 2026
Update Casualties: Unknown v6.0 Patch Notes	20 Apr 2026
Game Reveal & Demo launch! Welcome to Casualties: Unknown	20 Apr 2026

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The full estimate range for Casualties: Unknown (copies sold and revenue, with how it's calculated), player and follower history, price history and review trends.