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

Mercenary Kings

Players: 4 local, 4 online

Chicken Invaders: Ultimate Omelette

Players: 0 local, 4 online

Shoot Many Robots

Players: 0 local, 4 online

XenoRaptor

Players: 4 local, 8 online

Rogue Continuum

Players: 4 local, 4 online

Zombie Party

Players: 4 local, 4 online

RiftStar Raiders

Players: 0 local, 4 online

Toon Shooters 2: The Freelancers

Players: 0 local, 5 online

sunny-place-2

Players: 0 local, 8 online

Rogue Robots

Players: 4 local, 4 online

Chicken Invaders: Revenge of the Yolk

Players: 2 local, 4 online

Chicken Invaders: Cluck of the Dark Side

Players: 2 local, 4 online

Chicken Invaders Universe

Players: 0 local, 99 online

Astrosmash

Players: 4 local, 4 online

The best multiplayer shoot em up games for PC/Windows with 4-player online support, including Mercenary Kings, Chicken Invaders: Ultimate Omelette, Shoot Many Robots. See if the games support online, couch, and split-screen play, whether the game has a cooperative campaign or separate multiplayer modes. Find out the number of players supported and check out ratings of multiplayer games.