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 301–310 of 1,513 games matching Action-Adventure · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 4

A chick. Human legs. One goal: reach the Golden Leg Press. Chick That Never Skipped a Leg Day is a brutal-but-fair 3D challenge platformer you can play solo or online with friends, master the movement, and try not to fall.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
100% of 3

《The Battle Of Evil》is an arcade action game that supports up to 4 players to fight together! Fast run-and-gun action meets hardcore platforming across wild stages. Blast aliens with flashy combos and get ready for the apocalyptic showdown!

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$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
82% of 816

A creepy-cozy co-op fishing game for 1–6 players with proximity voice chat. Explore a haunted swamp for rare fish, sell your haul by the pound, and try to survive what hunts you in the dark.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
66% of 12

2079. The sun exploded. The rich fled underground. You were sent to the top, where the sky burns. They call you Penthouse Rats. Descend into ruins crawling with smart, unique creatures. Make noise, one hunts you. Stay silent, another finds you. 1-4 player co-op horror.

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$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
71% of 258

An immersive medieval dark fantasy survival game with RPG elements for 1-4 players. Set in a hand crafted open world. Explore, survive, build, craft, fight and conquer your way through the dark, brutal and mysterious lands.

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
98% of 51

Forget all those other cooperative horror games. You never know who's going to win in this 4v1 game where teams and roles can change. The hunter can be the prey, and the prey can be the hunter. Complete the ritual and become a vampire or die as prey to cursed creatures.

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
75% of 4

Pay 1M or Die! As a desperate debtor, survive a cursed island to repay a ruthless creditor. Scavenge treasure while evading lethal beasts and the ravenous Wendigo. Will you settle your tab or pay with your life? Survival is the only way out in Wendigo Land : Survive The Legend!

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
0% of 2

A terrifying 1-4 player co-op horror game. Explore 10+ handcrafted Backrooms maps, survive against 8+ unique entities, and use proximity voice chat to coordinate or panic. Your decisions shape the story with multiple endings. Discover optional lore that reveals the truth behind these Backrooms.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
33% of 15

DEEPLY is an underwater adventure about treasure hunting, gear upgrading, and exploring a mysterious ocean. Dive off your raft, gather resources, discover artifacts, upgrade your equipment, and gradually get closer to the legendary ship your father devoted his life to.

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