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 711–720 of 1,516 games matching Action-Adventure, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
57% of 52

Hunt The Rake in Singleplayer or 2-4 Player Multiplayer using Pistols, Beartraps, SMGs, ARs, Shotguns, Motion Sensors, Trail Cams, and whatever else you can find to survive The Rake while exploring and completing quests in the 2 Campaigns/Maps included (Hells Valley & 2015 Map Remake)

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
33% of 3

Sentinel Agency is a co-op survival RPG with dinosaurs! As a Special Investigator of the Sentinel Agency, you go on a murderous adventure on a dinosaur theme park island! Solve important puzzles, save others, shoot, sneak, uncover secrets and survive!

$
Released
Price
$ · Cheap
Players
👥 Not stated

This is a 2D platform adventure game that supports both single player and online multiplayer gameplay. ASDW for move, space bar for jumping, left Shift for sprinting, left mouse buton for attacking, right mouse button for striking.

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Free
Released
Price
Free
Players
👥 Up to 2 players
Reviews
80% of 30

REVEREX: DX is a 2-player asymmetric experience that blends platforming action and microgames on a visually stunning trip through the mind. Don the roles of Lab Technicians operating an experimental Coma Treatment device, explore the deepest reaches of the subconscious and rescue your patient!

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ENFYNYTY

Crossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
89% of 82

O ENFYNYTY SANDBOX, é uma plataforma PC e MOBILE que permite voce criar servidores com varios modos de jogo, incluindo um editor de mapa para voce montar varios cenários. Roleplay, Sobrevivência, PVP livre, Defesa de território e outros.

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$
Released
Price
$ · Cheap
Players
👥 Up to 6 players
Reviews
0% of 3

a gripping 6-player survival horror game where reality twists and nightmares come alive. Trapped on a mysterious island, evade an unseen killer and light fire camps for safety. Explore breathtaking landscapes, manage resources, and outsmart a force that bends your reality. Will you escape?

$
Released
Price
$ · Cheap
Players
👥 Up to 7 players

Loopsters is a cooperative platformer where players are tied together by a rope, racing to escape dangerous environments. Play solo or with up to 6 friends in competitive multiplayer. Overcome obstacles, master unique environments, and work together to climb to the top.

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$
Released
Price
$ · Cheap
Players
👥 Up to 16 players
Reviews
50% of 2

There are many things hidden within the unexplored wilderness. Venture into a mysterious forest to gather resources so you can rebuild the village of Purrgonia. Bring back life to the forgotten lands but be wary: the illusive serenity can make you forget about the true dangers of this place.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 3

Enter The Lethe, a forsaken asylum where reality and nightmare blur. In RealEscape, solve puzzles, uncover dark secrets, and face terrifying challenges alone or with friends in multiplayer and find your escape room player type. Can you escape the twisted maze, or will you become another lost soul?

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