Online co-op Combat games

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

Showing 441–450 of 1,410 games matching Combat, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 6 players

Rocks is a fun, competitive online party game where players compete against each other in a variety of game modes. Host or join a lobby with friends, decide the number and length of rounds played, complete achievements to unlock valuable items and smash your way to victory!

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
74% of 15,396

Choose your hero, form your group and battle through dungeons together in a Multiplayer Online Dungeon Adventure. Progress through Leagues, endlessly scaling Dungeons and chase new rewards with every fresh season. With a growing roster of Heroes and content there’s always something new in FELLOWSHIP

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
48% of 31

Gaunts Gambit is a multiplayer first person shooter game. Set in an abandoned school left empty because of a rampant virus, former students sneak back in fighting over control of the grounds and buildings.

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Forgotten Seas

Deck Playable
−55%
$$
Released
Price
$$ · Standard · On sale −55% until 22 Oct
Players
👥 Not stated
Reviews
75% of 479

You are lost in the Bermuda Void, where the ocean is endless and dry land precious. Craft your Ship-in-a-Bottle, then experience survival on the high seas. Sail for new land, build camps, hunt for treasures, trade for goods - then defend your ship from dreaded pirates stalking this strange realm!

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DAIMON BLADES

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
70% of 720

From the creators of E.Y.E: Divine Cybermancy, a cult cyberpunk RPG. Daimon Blades is a brutal first person slasher that combines the depth of action RPGs and replayability of roguelites. Launch expeditions solo or up to 4 players, and survive the many horrors of the Daimon Realm.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
33% of 3

Tactical Archer returns with the major 2.0 update! Plan defenses on a magical sand table and take aim yourself. Discover new battlefields and towers, 1–4 Player co-op, desktop/VR mixed play, public rooms, and a brand-new, easier-to-use map editor.

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−79%
$
Released
Price
$ · Cheap · On sale −79% until 15 Oct
Players
👥 Not stated
Reviews
40% of 5

You wake up in a giant techno-complex that has survived a catastrophe. You are surrounded by mutants, hostile systems, and endless railways between modules. With no memory and no chance of help, all you can do is search, survive, and try to understand why the entire complex is trying to erase you.

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Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
60% of 10

Hell's most profitable Sinstribution™ firm is under attack by IRS operatives hell bent on tanking the company. Play as Inferna LLC's diabolical CEO or as tax-collecting Agents in this asymmetrical multiplayer RTS action dungeon crawl.

Tanks 3D

Crossplay
$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 9

Play as a highly maneuverable battle Tank against up to 1,000 other real players concurrently, clashing as part of a giant army, on a massive, fully destructible battlefield. Capture land to win the war. Tanks 3D is a multiplayer PVP game that can be played in first or third person.

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