Online co-op Atmospheric games

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

Showing 571–580 of 1,548 games matching Atmospheric, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
93% of 15

An online co-op horror for 1-4 players. Travel across the Old World on the Engine Eternal and explore randomly generated dungeons to locate fuel and upgrades for the last train to Paradise.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
93% of 204

MoonMiners is a cooperative survival simulator of miners in space, in an alternative dystopian future. You take on the role of space miners working for an evil corporation far from home, and it will be much easier for you to die than to do your job.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
70% of 182

Treasure Hunters: Prologue is a free version of 'Treasure Hunters', an intense, co-op treasure-hunting game set in mysterious dungeons filled with puzzles, platforms, and deadly creatures, where your goal is to find and steal the most valuable treasures

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−30%
$$
Released
Price
$$ · Standard · On sale −30% until 19 Oct
Players
👥 Not stated
Reviews
51% of 1,184

Dreadzone is a survival game set in a deadly quarantine zone. Scavenge for resources, craft tools, build shelter, and survive against dangerous animals, zombies, mutants, and other survivors. Explore the zone where desperation drives everyone to do whatever it takes to survive.

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−40%
$$
Released
Price
$$ · Standard · On sale −40% until 15 Oct
Players
👥 Up to 2 players
Reviews
92% of 10,737

Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
100% of 3

Return to Newton once more — The mission to deliver the apple begins again. This time, the game supports online multiplayer for up to 8 players. Work together with friends to reach the goal.

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−55%
$
Released
Price
$ · Cheap · On sale −55% until 26 Oct
Players
👥 1–4 players
Reviews
87% of 786

C.A.S.T is a third-person PvE extraction shooter playable solo or in co-op. Select your character and loadout to battle enemy hordes, evade anomalies, and complete objectives across handcrafted maps with dynamic procedural elements.

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$
Released
Price
$ · Cheap
Players
👥 1–5 players
Reviews
80% of 63

The Maze Survivor is a limited space survival game that uniquely combines the characteristics of survival, horror, puzzle solving and maze adventure games. Players will wake up in the center of a complex maze without any clues. Let's try to see if they can survive and escape from this strange maze.

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−50%
$
Released
Price
$ · Cheap · On sale −50% until 19 Oct
Players
👥 Up to 2 players
Reviews
50% of 8

Grave Bros is a fun and chaotic co-op parkour game where two players carry a coffin. Split up or stick together to overcome obstacles and reach the grave. Timing, communication, and lots of laughs are the key to success!

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