The Subject: Protocol Zero
The Subject: Protocol Zero · The Subject: Protocol Zero · GAME
Adventure, Indie, Puzzle 2026
About this title
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.