PUBG's PC-based players have already moved beyond battle royale with War Mode, so when do Xbox One gamers get their turn? It won't be too long. PUBG Corp and Microsoft have confirmed that War Mode will reach the Xbox crowd in winter 2018. As before, it's really built for gamers who prefer immediate firefights over the long buildup of the core game -- players parachute into a relatively small circle at frequent intervals already prepared to fight.
Source: Play Battlegrounds (Twitter)