INDEPENDENT FIELD GUIDE / VERSION-CONSCIOUS NOTES
Casualties:
Unknown.
A practical guide to Casualties: Unknown. Find your bearings, understand your injuries, and get ready for the next descent.
AN UNOFFICIAL COMPANION FOR THE CAVE AHEAD
YOUR FIELD MANUAL / 01—10
Find what you need.
Start with the basics or head straight to the question on your mind.
Beginner Guide
Learn the basics of movement, supplies and the health panel before your first descent.
READ FIELD NOTE →Crafting Guide
Understand nearby materials, containers, recipe requirements and your first crafting lesson.
READ FIELD NOTE →Items and Weapons
A starting point for containers, medical supplies, scanners and firearms.
READ FIELD NOTE →Layers, Traps and Enemies
Get oriented before exploring deeper layers and encountering new hazards.
READ FIELD NOTE →Health Panel and Moodles
Read your character’s health information and understand the limits of status indicators.
READ FIELD NOTE →Injuries and Treatment
Find what the game’s item descriptions say about bleeding, fractures and embedded fragments.
READ FIELD NOTE →Characters and Skills
Meet the three named characters and the game’s Strength, Resilience and Intelligence skills.
READ FIELD NOTE →Endings and Achievements
A spoiler-conscious introduction to endings and the launch achievement count.
READ FIELD NOTE →Multiplayer and Mods
Understand Steam’s single-player listing and the limits of a community-made co-op mod.
READ FIELD NOTE →Time Limit and Run Settings
Learn what the official game text says about per-layer limits and the Unchipped preset.
READ FIELD NOTE →THE GAME / ABOUT YOUR MISSION
One planet.
A long way down.
Casualties: Unknown is a cave-exploration survival game developed by Orsoniks and published by Oro Interactive. Explore an alien world, gather supplies and manage your character’s condition while searching for lost cargo.
These notes are based on the sources linked in each guide. When a detail is uncertain or tied to a particular game version, we say so.
View the game on Steam ↗BEFORE YOU GO
Quick questions.
Where can I play Casualties: Unknown?
The Steam listing provides Windows system requirements. We have not confirmed official releases for other platforms.
Is there controller or Steam Deck support?
We could not reliably confirm the current controller or Steam Deck status. Check the official Steam listing for the latest information.
Does the game have multiplayer?
Steam lists the game as single-player. There is a separate community-made multiplayer mod; see our multiplayer and mods guide for its stated compatibility.