Castle of Blackwater

Top-down social deduction matches with magic, tasks, and betrayal

Castle of Blackwater · Released Mar 25, 2025

Action Casual Indie RPG Strategy Free To Play

Reviews: Very Positive; 91% of 180
Recent reviews: Not enough recent
Playing now: 0; right now
Steam Deck: Untested
Last update: 6 months ago; Feb 24, 2026

What is Castle of Blackwater?

In this top-down multiplayer game, up to ten players are trapped in a dangerous castle. In each match, Protectors complete tasks and identify the Satanic, who sabotage and eliminate players, while Forgotten players can play both sides. Players use character abilities and proximity voice or text chat to coordinate or deceive; eliminated players collect souls as ghosts to buy team power-ups.

For you if...

+you like competitive matches built around deception and deduction
+you enjoy completing minigames while watching for saboteurs
+you want character abilities that affect group discussions

Not for you if...

−you prefer solo play over online group matches
−you dislike deceiving other players or being deceived

Screenshots and trailer

Castle of Blackwater system requirements

As published by the developer.

Minimum

OS: Windows 7 x64bit
Processor: Intel Core2 Duo 2.4ghz+
Graphics: Integrated graphics
Memory: 3 GB RAM
Storage: 3 GB available space
DirectX: Version 9.0
Notes: Proximity chat req: 10Mbps up/down

PC version details

DRM, required accounts, controller support and Steam features.

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Achievements: 29
Steam features: Family Sharing, In-app purchases

Multiplayer and co-op

Languages

Full audio: English. Text only: French, Italian, German, Spanish - Spain, Dutch, Japanese, Korean, Polish, Russian, Simplified Chinese, Spanish - Latin America, Thai, Turkish, Vietnamese, Portuguese - Brazil.