Multiplayer games for PC/Windows with 4-player online support

Diablo III

Players: 0 local, 4 online

Bunch of Heroes

Players: 0 local, 4 online

Hoard

Players: 0 local, 4 online

Section 8: Prejudice

Players: 0 local, 4 online

Impire

Players: 0 local, 4 online

PAYDAY 3

Players: 0 local, 4 online

Call of Duty: Infinite Warfare

Players: 0 local, 4 online

Dying Light 2 Stay Human

Players: 0 local, 4 online

Overwatch 2

Players: 0 local, 6 online

Red Orchestra 2: Heroes of Stalingrad

Players: 0 local, 4 online

ProtoGalaxy

Players: 4 local, 4 online

Iron Brigade

Players: 0 local, 4 online

Leviathan: Warships

Players: 0 local, 4 online

McDROID

Players: 0 local, 4 online

Spiral Knights

Players: 0 local, 4 online

Tom Clancy's HAWX 2

Players: 0 local, 4 online

Sniper Elite: Nazi Zombie Army

Players: 0 local, 4 online

Lunia

Players: 0 local, 8 online

Plants vs Zombies: Garden Warfare

Players: 0 local, 4 online

Red Dead Redemption 2

Players: 0 local, 4 online

Far Cry 3

Players: 0 local, 4 online

Red Faction: Armageddon

Players: 0 local, 4 online

Star Trek: D-A-C

Players: 0 local, 6 online

Warhammer 40,000: Space Marine

Players: 0 local, 4 online

Resident Evil: Operation Raccoon City

Players: 0 local, 4 online