Blacklight Protocol
Armed with nothing but a flashlight, your intuitions, and each other; you and your partner have set out to uncover the lost history of “Lab 257.” Only through teamwork will you succeed in navigating the labyrinths below. Will the encroaching darkness bring you together, or will it tear you apart?
Last Updated: 4/3/2026
| Developer | Bucket of Fish |
| Publisher | Bucket of Fish |
| Steam App Id | 3856750 |
Blacklight Protocol
Armed with nothing but a flashlight, your intuitions, and each other; you and your partner have set out to uncover the lost history of “Lab 257.” Only through teamwork will you succeed in navigating the labyrinths below. Will the encroaching darkness bring you together, or will it tear you apart?
Last Updated: 4/3/2026
- Windows
- Mac
- Linux
About Blacklight Protocol
Blacklight Protocol is an Adventure, and Action game developed by Bucket of Fish. It was released on the Steam Store by Bucket of Fish.
It can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Blacklight Protocol supports the following features:
- Multi-player
- Co-op
- Family Sharing
Media & Sceenshots
Watch the featured video for Blacklight Protocol and see the latest screenshots from the Steam Store.
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Features & Categories
Frequently Asked Questions
Soures & References
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Blacklight Protocol data has been sourced from:
- Valve Corporation. (2026, April 3). Blacklight Protocol on Steam. Steam Store.
- Valve Corporation. (2026, April 3). Blacklight Protocol. Steam Community Hub.
- Bucket of Fish. (2025, August 13). Blacklight Protocol. Blacklight Protocol.