Turtle Rock Studios has announced that they are ending development of post-release content for Back 4 Blood. In a post made on the company website Turtle Rock Studios cites a shift in focus to development of an unannounced new project as the reason for ending development on the shooter. Developed as a spiritual successor to the popular Left 4 Dead series, Back 4 Blood released in October of 2021, and has three post-release expansions. Players need not be concerned about the game servers shutting down, Turtle Rock assures that the game will continue to operate.