Thanks to the global success of PlayerUnknown’s Battlegrounds, Bluehole is now one of the richest and most recognized gaming company in the world. The developer of TERA today announced the acquisition of local mobile games developer, Red Sahara Studio, in an all-shares deal. Red Sahara Studio, which remains as an independent subsidiary of Bluehole, previously developed games such as Wrath of Belia and Velator: Immortal Invasion. It is currently in the midst of working on yet another new mobile game based on TERA.