A Back 4 Blood open beta will take place over 13-17 here in Australia, Warner Bros Games and Turtle Rock Studios today announced. “The Open Beta will feature the all-new PvP mode, Swarm, where two squads of four face off in a best-of-three series of rounds swapping between playing as the Cleaners and the Ridden, as well as additional campaign content,” Warner Bros said. The open beta runs over 13-17 August, following an early access period over 6-10 August for those who’ve pre-ordered the title. All up, here’s what to expect from the Back 4 Blood open beta: Two maps for the Swarm PvP mode