Online co-op Third-Person Shooter games

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

Showing 41–50 of 361 games matching Third-Person Shooter · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 1–8 players
Reviews
75% of 24

An online social deduction game that will ruin your friendships. Thieves hide as Viking villagers, fake NPC behavior, and use chaotic abilities while Chiefs try to expose them. Trust no one.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
100% of 2

Operation is a zombie horror action game where players enter a sealed operation zone, fight infected enemies, complete mission objectives, and survive with teammates in a dark and dangerous environment.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players

A roguelike survival game with co-op mode. Tear through thousands of enemies solo or with a friend. Unlock new heroes with unique abilities. Collect rare weapons and magical tomes, combine them, and discover insane synergies!

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
75% of 4

Humanity’s Sun is destabilising. Worlds are on fire. A Solar-wide evacuation has begun. Earth’s military force—The Lunar Corps—prepares the colonisation of our new star system: Arcadia. But rising distress calls and radio silence hint at an unseen enemy lurking in the shadows...

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Experience a thrilling 3D magic shooter! Play intense 5v5 PvP or challenge Bots in Stage Mode. Master your spells and win the arena, because if you lose, you will be vored by a giant anime girl! Get ready for a unique, action-packed scale-play fantasy.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players

Resurrection is a wave-based indie FPS by Bad Dev Studios. Fight endless, aggressive zombie hordes in a burning city. spend points at the random weapon box for better firearms, manage your ammo, and use precision sniping to survive increasingly difficult waves.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

The Fibrous - Sci-Fi Online or Single-Player TPS (Over-The-Shoulder) covering the story of an ex-marine recruited by what's left of the military to help take back Earth after a meteor crash-lands into Earth and aliens with fiber-like skin emerge, thinking they can take this planet for their own.

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