
This terrifying first-person horror experience immerses the player into a world of isolation, fear, paranoia and claustrophobia as you make your way through the Oberon Cave. Throughout the game, you will experience atmospheric environments, disturbing audio and horrifying visuals.
Only Proton reports exist so far.
1 report · Low confidence: very few recent reports yet.
No native Linux build — Proton only
1 report · Low confidence: very few recent reports yet.
No reports yet
No anti-cheat reports yet
Summary based mostly on historical data from ProtonDB. Fresh reports from your setup help keep it current.
The newest report is over a year old — compatibility may have changed since.
No guide cards yet — curated troubleshooting for Cassiculus will appear here.