Back 4 Blood: new zombie co-op FPS from Turtle Rock Studios announced - Polygon

Original Left 4 Dead team announces Back 4 Blood, a spiritual sequel to the series. Turtle Rock and Warner Bros. are bringing the co-op zombie shooter to PS4, PC, and Xbox One.

Back 4 Blood won't get any more new content as Turtle Rock pivots to an all- new game

🎮 All Left 4 Dead 2 content in one place

Back 4 Blood review - modern co-op done right

Turtle Rock Studios Back 4 Blood Art Blast - ArtStation Magazine

Back 4 Blood Open Beta set to break records in concurrent player numbers

🎮 Back 4 Blood News

Tencent acquires Back 4 Blood developer Turtle Rock Studios

Left 4 Dead - Wikipedia

Source - Valve Developer Community

9 hours in, Back 4 Blood is bloody brilliant

Back 4 Blood Vs World War Z: Aftermath