- PlayerUnknown's Battlegrounds Official Trailer Gamescom 2017 PlayerUnknown's Battlegrounds Official Gamescom 2017 Trailer Xbox One PlayerUnknown's Battlegrounds (PUBG) is a multiplayer online battle royale video game developed and published by Bluehole. The game is based on previous mods that were developed by Brendan "PlayerUnknown" Greene for other games using the 2000 film Battle Royale for inspiration, and expanded into a standalone game under Greene's creative direction. In the game, up to one hundred players parachute onto an island and scavenge for weapons and equipment to kill others while avoiding getting killed themselves. The available safe area of the game's world decreases in size over a match, directing surviving players into tighter areas and forcing encounters. The last player or team standing wins the round. The game was released for Microsoft Windows on Steam's early access program in March 2017, selling over eight ...