Pubg. It’s an acronym for playerUnknownBattleGrounds, which is a popular mobile game. It is a multiplayer battle shooting game constantly improved through customer feedback. PUBG was first released for Microsoft Windows via Steam’s early access beta program in March 2017, with a full release in December 2017. The game was also released by Microsoft Studios for the Xbox One via its Xbox Game Preview program that same month, and officially released in September 2018. PUBG Mobile, a free-to-play mobile game version for Android and iOS, was released in 2018, in addition to a port for the PlayStation 4.