Battle Royale is a PvP mode for the game Fortnite that was released on September 26th, 2017. It is Free To Play (no P2W, only cosmetics) and is available on PC, Mac, Xbox and PS4. The game features a big island where 100 players are dropped and need to fight for their survival. Only 1 can make it alive.
EpicGames’s official Fortnite Battle Royale gameplay trailer: