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 1151–1160 of 1,516 games matching Action-Adventure, newest first · updated 13 Oct 2026

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
74% of 250

Join Stewart the Fox on an epic adventure through four challenging levels filled with obstacles, enemies, and two boss battles. As you collect hidden items to help Stewart emerge victorious in this action-packed platformer game.

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The Cenozoic Era

Deck Playable
Free
Released
Price
Free
Players
👥 Not stated
Reviews
56% of 992

The Cenozoic Era is a realistic animal survival game taking place during the rise of mammals, take control of a variety of animals and fight to survive among other players to reach the top of the food chain. Death, Destruction, Survival, Scavenge, Nature, Thrive, Conquer, Hunt. The Cenozoic Era

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
0% of 1

Join adorable kittens in Kitten Kingdom, a 2D platformer game with engaging gameplay, cute graphics, and an amazing soundtrack. Explore a vast and colorful world, collect money, and navigate challenging obstacles. Escape the monotony of everyday life with this charming game for all ages.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
92% of 27

Wind Up is a multiplayer game focusing on social deduction, cooperation, and betrayal. In a complex haunted castle, the clockwork dolls outsmart imposters hiding among them. Who can escape the castle? Who will be banished? Who will be killed by imposters when night falls...

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Gatewalkers

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
66% of 303

Gatewalkers is a unique mixture of co-op game, survival and RPG. You, as a Gatewalkers, travel across different worlds in order to save your own. Explore procedurally generated worlds, face hostile inhabitants and challenges like extreme weather conditions, toxic atmosphere, lack of water and more.

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