The game was retired from the Steam store by publisher request, though it remains in the libraries of those who previously purchased it.
Black Day is an indie sandbox tactical shooter developed by Helios Production . Originally released into Early Access on September 18, 2017, the game focuses on mission customization and player choice in a military setting. Core Gameplay Features Download Black Day PC Game 2017
A separate survival horror game titled Entity: The Black Day was released by ASD Games Studio in early 2026. This is a different title from the 2017 tactical shooter. ENTITY: THE BLACK DAY on Steam The game was retired from the Steam store
The game includes several modes, including tactical infiltration, rescue missions, and broad sandbox scenarios. including tactical infiltration