Online co-op Combat games

Every online co-op Combat game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 231–240 of 1,027 games matching Combat · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
83% of 12

Sewer Raiders is a horror exploration puzzle game where players descend into massive underground tunnels, solve puzzles, scavenge loot, and flood the infested sewer. Every run is unpredictable, hidden paths, and dangers lurking in the dark.

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$
Released
Price
$ · Cheap
Players
👥 Up to 16 players

A 3D Platformer Party Shooter inspired by early 2000s console games. No microtransactions, no live service! Free Updates Post Launch. Easy to learn, hard to master, controls are simple to understand for veterans and newcomers. 

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
100% of 6

Experience a thrilling fusion of skill-based 1v1 Kung Fu combat and real-time strategy. Command a diverse army—from mighty Sumos and agile Ninjas to legendary Kung Fu Masters—seize territory, manage resources, and unleash special attacks to crush your opponents and claim victory!

Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
86% of 38

A competitive turn-based strategy game where positioning, unit synergy, and map control decide everything. Capture structures, build your army, and outplay your opponents in tactical battles with up to 8 players.

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$
Released
Price
$ · Cheap
Players
👥 3–16 players

Enter BETRAYED, a chaotic 3–16 player party shooter where trust collapses, lies spread fast, and paranoia turns friends into enemies. Use proximity voice chat to manipulate the room, earn Blood Credits for deadly traitor tools, and make every round end in suspicion, chaos, and betrayal.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 2

A fast-paced action clicker where constant input is key. Fight endless waves of enemies, manage energy, and unleash powerful skills to survive the chaos. This is not an idle game — every second matters.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
77% of 109

A brotherhood in the shadows. A city on the brink. In the vacuum left by Shredder's demise, the Foot Clan's grip tightens on the streets you once called home. In the first-ever TMNT first-person action adventure VR game - forge your own chapter, solo or in co-op with up to three friends.

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