Opus Castle - Chapter 3
The mystery thickens. Explore new areas of the castle and face even more intense paranormal activity in Chapter 3.
| Type | DLC |
| Release Date | 5/12/2025 |
| Developer | Messier Games |
| Publisher | QUByte Interactive |
| Last Updated | 5/12/2025 |
| Steam App Id | 3320990 |
- Windows
- Mac
- Linux
About Opus Castle - Chapter 3
Opus Castle - Chapter 3 is an Action and Adventure DLC developed by Messier Games. On 5/12/2025, it was released on the Steam Store by QUByte Interactive. Opus Castle - Chapter 3 can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.
According to Steam’s category system, Opus Castle - Chapter 3 supports the following features:
- Downloadable Content
- Steam Cloud
- Steam Achievements
- Partial Controller Support
- Single-player
Media & Sceenshots
Explore the featured video and screenshots from Opus Castle - Chapter 3 featured in the Steam Store.
DLC & Related Apps
Opus Castle - Chapter 3 is referenced by 1 other related app in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Opus Castle | Game | 11/9/2021 | View |
Related Packages
Opus Castle - Chapter 3 is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Opus Castle - Chapter 3 | $1.99 | View |
Supported Languages
Opus Castle - Chapter 3 is available in 2 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Portuguese-Brazil | Yes | Yes | Yes |