The Silent Expedition Echo Protocol
Co-op first-person horror for 1–4 players. You and your friends are trapped in endless liminal backrooms where nothing makes sense. Explore, find keys and almond water, and work together to evade unstoppable monsters and escape.
Last Updated: 3/25/2026
| Steam Price | $4.99 |
| Release Date | 3/18/2026 |
| Developer | Psycho Dream Studio |
| Publisher | Psycho Dream Studio |
| Steam App Id | 4436880 |
The Silent Expedition Echo Protocol
Co-op first-person horror for 1–4 players. You and your friends are trapped in endless liminal backrooms where nothing makes sense. Explore, find keys and almond water, and work together to evade unstoppable monsters and escape.
Last Updated: 3/25/2026
- Windows
- Mac
- Linux
About The Silent Expedition Echo Protocol
The Silent Expedition Echo Protocol is an Adventure, Indie, Action, and Early Access game developed by Psycho Dream Studio. On 3/18/2026, it was released on the Steam Store by Psycho Dream Studio.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, The Silent Expedition Echo Protocol supports the following features:
- Multi-player
- Online Co-op
- Co-op
- Single-player
- Family Sharing
- Stereo Sound
- Save Anytime
- Playable without Timed Input
From the Steam community, The Silent Expedition Echo Protocol has been tagged with the following user tags:
- Exploration
- Survival Horror
- Supernatural
- Atmospheric
- Multiplayer
- Dark
- Realistic
- Co-op
- Psychological Horror
- First-Person
- Action-Adventure
- Mystery
- Horror
- Survival
- PvE
- Indie
- Early Access
- Online Co-Op
- Action
- Adventure
Media & Sceenshots
Watch the featured video for The Silent Expedition Echo Protocol and see the latest screenshots from the Steam Store.
Related Packages
The Silent Expedition Echo Protocol is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| The Silent Expedition Echo Protocol | $4.49 | View |
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Soures & References
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The Silent Expedition Echo Protocol data has been sourced from:
- Valve Corporation. (2026, March 25). The Silent Expedition Echo Protocol on Steam. Steam Store.
- Valve Corporation. (2026, March 25). The Silent Expedition Echo Protocol. Steam Community Hub.