The Subject: Protocol Zero

Released Mar 10, 2026

Genres: PuzzleSimulatorAdventureIndie

Turn on your camera. The Kessler Foundation is paying for your pain. The game uses your webcam and microphone, turning the room into a lab. Complete four stages: from the blink ban to the "Green Light, Red Light" game. Money or sanity? Be the first to complete Protocol Zero. If you dare.

Steam Official site

Discounts

No active deals right now. The store links above sell it at full price.