Multiplayer first person shooter games for PC/Windows with online support

Conflict: Denied Ops

Players: 0 local, 2 online

Far Cry: New Dawn

Players: 0 local, 2 online

ArmA II

Players: 0 local, 4 online

Close Combat: First to Fight

Players: 0 local, 4 online

Contagion

Players: 2 local, 8 online

Killing Floor

Players: 0 local, 6 online

No One Lives Forever: Spy in HARM's Way

Players: 0 local, 4 online

Object N

Players: 0 local, 4 online

Generation Zero

Players: 0 local, 4 online

Warhammer 40,000: Darktide

Players: 0 local, 4 online

Call of Duty: Black Ops Cold War

Players: 0 local, 4 online

Titanfall 2

Players: 0 local, 4 online

Far Cry 5

Players: 0 local, 2 online

Synergy (HL2 mod)

Players: 0 local, 16 online

Starship Troopers

Players: 0 local, 8 online

Team Fortress 2

Players: 0 local, 6 online

DOOM 3: Last Man Standing (Mod)

Players: 0 local, 16 online

Will Rock

Players: 0 local, 2 online

Judge Dredd: Dredd vs. Death

Players: 0 local, 2 online

Mission Against Terror

Players: 0 local, 8 online

AirBuccaneers

Players: 0 local, 16 online

Interstellar Marines

Players: 0 local, 4 online

Space Hulk: Deathwing

Players: 0 local, 4 online

Sniper Elite 4

Players: 0 local, 4 online

Aliens vs Predator (1999)

Players: 0 local, 4 online