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

Extremely Powerful Capybaras: Training Grounds

Players: 4 local, 4 online

POPUCOM

Players: 4 local, 4 online

TACTICAL BANDITS

Players: 4 local, 0 online

Rabbit and Steel

Players: 4 local, 4 online

Project Bridge

Players: 4 local, 4 online

Short Staffed

Players: 4 local, 0 online

Unrailed 2: Back on Track

Players: 4 local, 4 online

Shred The Undead

Players: 4 local, 0 online

Servonauts

Players: 4 local, 0 online

Party Pirates

Players: 4 local, 0 online

Kemono Heroes

Players: 4 local, 0 online

Tipston Salvage

Players: 4 local, 0 online

Letter Lancers

Players: 4 local, 0 online

Letter Lancers: Prologue

Players: 4 local, 0 online

CarGo!

Players: 4 local, 0 online

Coffee, Plis

Players: 4 local, 0 online

Brotato

Players: 4 local, 0 online

BattleCap

Players: 4 local, 0 online

Crop Chronicles

Players: 4 local, 0 online

Bounty Brawl: Most Wanted

Players: 4 local, 4 online

BOSSGARD

Players: 5 local, 5 online

The Wonderful 101: Remastered

Players: 5 local, 0 online

Colt Canyon

Players: 5 local, 0 online

Tank Tyranny

Players: 6 local, 0 online

Knight Squad

Players: 8 local, 8 online