

The most players taking part in a single online battle in a first-person shooter is 1,158 and was achieved by Sony Online Entertainment (USA) with special help from PlanetSide Battles (USA) in Planetside 2 (Sony Online Entertainment, 2012) on 24 January 2015.
The peak concurrent number of players all playing on the same battlefield in Planetside 2 reached 1,158 players at 3:18 pm PST with 3 factions fighting for bases.