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 341–350 of 1,409 games matching Combat · updated 12 Oct 2026

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
84% of 743

From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
94% of 17

Build spacecrafts and fight with or against your friends! This game offers physics driven gameplay, with a variety of weapons and powerups. Slice your enemies in half with a laser beam, or erase them from existence with a black hole bomb!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
51% of 88

Downfall MMORPG is an open-world sci-fi & fantasy MMORPG where magic and technology collide. Choose a faction, forge your own playstyle, and fight for control of a living world in massive PvP battles and endless PvE adventures.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
89% of 28

“COLLAPSE COMPANY” is a round-based roguelike action FPS for 1–4 players exploring shifting underground dungeons. Your goal is to activate the deep Particle Acceleration Reactor and escape before time runs out. Gather resources, upgrade gear, and push into riskier zones.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
58% of 562

Hunt fish solo or in co-op. Haul them in and take them down with crazy guns. Try out different baits and rods, explore unique locations, and complete your fish collection in the atlas. Or just kick back by the campfire with friends in this wild webfishing adventure 🎣 🐟 💥

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 134

Necrosis: Dawn of Dread is a full-length co-op survival horror experience inspired by the golden age of zombies. 15+ hours of missions, vehicles, puzzles, with many playable survivors await across a world consumed by the dead. No microtransactions, no shortcuts: just pure survival.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
62% of 27

Ride through the apocalypse with your friends! BUS: Bro U Survived is a co-op story-driven adventure featuring your very own bus! Fight zombies, gather resources, help other survivors, and solve puzzles. Can you uncover the truth about the beginning of the epidemic and decide the fate of the island?

$
Released
Price
$ · Cheap
Players
👥 Up to 16 players
Reviews
100% of 4

Enter a deadly tournament in this fast-paced roguelite arena brawler. Fight waves of enemies, trigger chaotic events, and upgrade your build — solo or in co-op — as you battle to become the ultimate arena champion!

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