Protocol: Umbra
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By: cuait
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Protocol: Umbra is an unsettling, observation-driven psychological horror game inspired by I’m on Observation Duty and FNaF, built in Python with Pygame-CE and powered by my own UI framework, Tessella.
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Complete release history (2)
PC (Microsoft Windows) · Oct 8, 2025
Worldwide · Exact date · Alpha · IGDB
PC (Microsoft Windows) · May 8, 2026
Worldwide · Exact date · Full release · IGDB
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