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 671–680 of 1,516 games matching Action-Adventure, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
66% of 56

Horror Royale is an online and local multiplayer horror game. Communicate with your friends using proximity chat (but try not to let the monsters hear) and use items and your environment to avoid the monsters and survive. Now with mods; discover player-made monsters, human skins and maps.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 1

Challenge through the skies in Olympus of the Heavens! Face powerful Olympian gods, conquer their temples, claim their flames, and ignite your own. Customize your build, collect legend rewards, and master your skills in this fast-paced action RPG.

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$
Released
Price
$ · Cheap
Players
👥 Up to 10 players
Reviews
42% of 35

A hard-action adventure game depicting the love and resilience of a boiled egg. Roll through various stages accompanied by poignant music, all aiming for the ultimate destination: the pot. "I may be a soft-boiled newbie, but I'm going on an adventure to become a tough, hard-boiled egg...!"

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
68% of 935

Chained in the Backrooms is a 1-4 player co-op, mission-based horror game. Trapped in a blurry subconscious and chained together, toy bears must solve puzzles, complete challenging missions, and survive against creatures trying to destroy them.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 10

World Horror Story is a cooperative survival horror game where you need to banish evil before it destroys you. In the game, you can communicate with ghosts and demons using your voice, but be careful; if ghosts respond, it doesn't mean they are friendly.

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Pixel Horizons

Crossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
66% of 59

Stranded on a beautiful island, craft tools, battle beasts, and uncover mythical weapons. Fight to survive, conquer ancient ruins, and master the wild in a high-stakes adventure. Will you prevail? - Created by a UC Santa Cruz Student

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−50%
$
Released
Price
$ · Cheap · On sale −50% until 19 Oct
Players
👥 Not stated
Reviews
80% of 10

Shadows in Silence is a 4 vs 1 multiplayer horror game. One player takes on the role of the killer - the witch Elliana and her cat named Sharm. And the other four players play as survivors trying to neutralize the killer.

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UNDERWARD

Deck PlayableCrossplay
$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
72% of 592

UNDERWARD is a 1-4 player co-op horror exploration game. Investigators must carry «TEST-SUBJECT» monsters from a deadly underground abandoned hospital ward.

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Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
68% of 19

Metal Strike is a multiplayer TPS game in the Apocalypse world view. Defeat mechanized monsters with your colleagues and recapture Earth.