Warner Bros. and Turtle Rock Studios Announce Back 4 Blood

Warner Bros. Interactive Entertainment and Turtle Rock Studios today announced Back 4 Blood, from the creators and development team behind the co-op shooter Left 4 Dead. Back 4 Blood is designed from the ground-up as an original, premium title and marries the best of what made the co-op zombie shooter so successful with new features and state-of-the-art technology.