Online co-op Action-Adventure games

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

Showing 131–140 of 1,095 games matching Action-Adventure · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
80% of 15

A 1–4 player cooperative horror game set in an abandoned hospital in Japan. Recover boxes filled with organs, but you cannot run while carrying one. Work together with your friends and escape from the hospital where something is lurking!

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$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
50% of 2

Explore a shifting haunted house alone or with friends in online co-op. Watch every room carefully, uncover disturbing anomalies, and question what is real as the house grows stranger with every new discovery.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
80% of 5

Forsaken Shores is a 1-4 player survival RPG style game. Giving you two game modes to choose from, Adventure or Survival. With the ability to use the same characters in both game modes. So, no need to start a new character every time you want to start on a new world or join a new friend.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 3 players
Reviews
52% of 16,494

Mistfall Hunter is a dark fantasy extraction ARPG. Combine skills, talents, and gear for each class in thrilling combat! Whether you team up or go solo, one thing remains certain—only by fighting your way through can you return with a full haul. Good luck, Gyldhunter.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
51% of 29

Sponge Break is a chaotic co-op rafting game for up to four players. Use physics to steer, dodge hazards, solve puzzles, and fend off wild animal attacks before your raft (and your friendships) falls apart.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players

Subsurface is a 1–4 player co-op underwater horror game. Explore abandoned facilities, scavenge valuable loot, and survive eight terrifying monsters while racing against your oxygen supply. Meet your quota, escape the depths, and try not to leave your friends behind.

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Free
Released
Price
Free
Players
👥 2–8 players
Reviews
73% of 23

Get ready for a chaotic chase for 2-8 players! Experience high tension FPS Parkour Hide and Seek with tiny characters in a giant environment. Climb, jump, hide, and shoot to surprise your friends. Escaping and chasing have never been this exciting!

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
23% of 116

The Left Behind is a solo and co-op post-apocalyptic survival game. Explore a typical Dutch open-world landscape at daytime and beware of hordes of enemies coming in at night. Loot and hunt to survive. Each night, the game becomes increasingly challenging. How long will you survive?

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
100% of 11

A top-down co-op action roguelike where horde-slaying combat meets a real dungeon crawl. Fight with swords, bows, spells, or bare fists, manual or full auto-aim, solo or with a friend. Just climb faster than your shard-fire burns. The dark is hungry.

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