Multiplayer first person shooter games for Xbox Series X with 6-player support
GRAVEN
Players: 0 local, 8 online
Serious Sam Collection
Players: 4 local, 16 online
Insurgency: Sandstorm
Players: 0 local, 8 online
Overwatch 2
Players: 0 local, 6 online
Quake II (Enhanced)
Players: 8 local, 8 online
Call of Duty: Modern Warfare III
Players: 0 local, 12 online
Killing Floor 3
Players: 0 local, 6 online
Starship Troopers: Extermination
Players: 0 local, 16 online
DOOM + DOOM II
Players: 8 local, 16 online