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

Tools Up!

Players: 4 local, 0 online

Insanely Twisted Shadow Planet

Players: 4 local, 4 online

Earth Defense Force: Insect Armageddon

Players: 0 local, 6 online

King Arthur's Gold

Players: 0 local, 16 online

Jump Gunners

Players: 4 local, 0 online

Road Redemption

Players: 4 local, 0 online

Zombie Kill of the Week - Reborn

Players: 0 local, 4 online

ARK: Survival Evolved

Players: 0 local, 4 online

Swordy

Players: 4 local, 0 online

Bulletstorm: Full Clip Edition

Players: 0 local, 4 online

Attack on Titan 2

Players: 0 local, 4 online

Super Bomberman R

Players: 7 local, 0 online

Guacamelee! 2

Players: 4 local, 0 online

Override: Mech City Brawl

Players: 4 local, 0 online

Joggernauts

Players: 4 local, 0 online

Grand Theft Auto IV

Players: 0 local, 4 online

The Scourge Project

Players: 0 local, 4 online

Monster Madness: Battle For Suburbia

Players: 4 local, 4 online

Commandos 2: Men of Courage

Players: 0 local, 4 online

The Expendables 2

Players: 4 local, 4 online

Global Agenda

Players: 0 local, 4 online

Bulletstorm

Players: 0 local, 4 online

Trash Patrol - Academic Version

Players: 4 local, 0 online

Sniper Elite: Nazi Zombie Army

Players: 0 local, 4 online

Red Dead Redemption 2

Players: 0 local, 4 online