Online co-op Action-Adventure games

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

Showing 601–610 of 1,516 games matching Action-Adventure, newest first · updated 13 Oct 2026

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Revenge of the Savage Planet

✓ Deck VerifiedCrossplay
$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
86% of 2,864

Revenge of the Savage Planet is an upbeat, satirical action adventure Sci-Fi. Jump, shoot and collect your way across vibrant alien worlds, uncovering new gear and upgrades, while discovering various hidden secrets.

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RailGods of Hysterra

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 1–5 players
Reviews
51% of 292

Embark on a co-op survival journey for 1-5 players through a post-apocalyptic Lovecraftian world! Command and evolve a living, monstrous train, craft weapons, build a mobile base, gain powers, and face the Great Old Ones. Explore an ever-changing world, hold on to your sanity, and ascend to godhood!

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THE WALLWAY

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 1–5 players
Reviews
5% of 35

The Wallway is a 1-5 player co-op horror game. Drill into endless subterranean tunnels, collect valuable artifacts, and fight to escape. But beware - monsters hunt by sound through your microphone. Will you escape the darkness, or be consumed by fear?

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−40%
$
Released
Price
$ · Cheap · On sale −40% until 15 Oct
Players
👥 Up to 4 players
Reviews
79% of 105

NOROI KAGO: the Grudged Domain is a four-player co-op survival horror game based on "Yokai", supernatural beings from Japanese folklore. Trapped in a cursed domain, you and your companions must work together to endure the curse and find a way to escape, all the while hiding from the roaming yokai.

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Backrooms: Extractions

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
73% of 701

Co-op horror for 1 to 6 players. Anyone can try to escape the Backrooms. You are going back in: locate the lost agents, solve the puzzles, film the entities, and hold out until extraction. Everything you carry can be lost. Your ranks, gear and storage are built to last.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
25% of 4

Online co-op horror for 1-4 players. Mine nearby asteroids for gems to pay for your company's new spaceship. Time your orbits, day-trade the minerals market, and avoid deadly monsters at night.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
100% of 1

Hitler won the war by splicing animal DNA with humans: The Binary Super Soldier. You are the very first Binary Elite, designed to usher his reign to the end of time. But will you? HELL no. Camp Z is an alternate history 2D side-scrolling run-and-gun shooter with online co-op.

$$
Released
Price
$$ · Standard
Players
👥 Up to 6 players
Reviews
72% of 55

Eydigard is a third-person co-op action RPG where players shapeshift into animals to fight, explore, and reclaim cursed farms in plague-ridden 1500s Norway. Inspired by Norwegian and Sámi folktales, it blends historical fantasy with challenging boss fights and a grounded, story-rich world.

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BOKURA: planet

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
74% of 1,471

"There's something I can't tell you..." Explore new frontiers of co-op gaming in BOKURA: planet, a puzzle adventure game that you can only play with two players. Take on the role of a spaceship's exploration crew and try to escape from the red planet you crash-landed on.

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