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

Caliber

Players: 0 local, 4 online

Foreign Legion: Multi Massacre

Players: 0 local, 4 online

Goggles - World of Vaporia

Players: 0 local, 4 online

Glitch Busters: Stuck On You

Players: 4 local, 4 online

A Day Out

Players: 0 local, 4 online

CUSTOM MECH WARS

Players: 0 local, 4 online

Endless Alice

Players: 0 local, 4 online

Destroy All Humans! – Clone Carnage

Players: 2 local, 4 online

Atomic Picnic

Players: 0 local, 4 online

Pizza Bandit

Players: 0 local, 4 online

Earth Defense Force 6

Players: 2 local, 4 online

Solar Raiders

Players: 0 local, 4 online

Cowboy 3030

Players: 0 local, 4 online

Canyons

Players: 0 local, 4 online

The Forever Winter

Players: 0 local, 4 online

Kingmakers

Players: 0 local, 4 online

Arcane Blast

Players: 0 local, 4 online

POLARIS

Players: 0 local, 4 online

SWAP/MEAT

Players: 0 local, 4 online

Earth Defense Force: World Brothers 2

Players: 0 local, 4 online