[Sony Mutual Entertainment Announces acquisition of Game Studio Firewalk] April 22 / PRNewswire-FirstCall-Asianet /-- Sony Interactive Entertainment announced on April 21 that it has worked with ProbablyMonsters Inc. An agreement was reached to acquire game studio Firewalk Studios to develop original 3A multiplayer games for PS5 consoles and PC. Firewalk will be the 20th studio to join PlayStation Studios.