In the semi-open world horror game Protocol X, you must uncover a dark past in 1975 Germany, survive deadly experiments, save your family and the Weltel family, and race against time in a historical story shaped by multiple endings.

Developer

Yiğit Çakman

Publisher

Yiğit Çakman

Release date

January 25, 2026

Platforms

Windows

AppID

4213730