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 331–340 of 1,513 games matching Action-Adventure · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
100% of 21

In this (up to) two-player stealth horror game, you are trapped in an haunted Austrian hotel inhabited by a Percht and other creatures from alpine folklore. You must work together, solve puzzles and avoid detection to escape the hotel alive.

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$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
72% of 6,363

Pick a character and team up with three friends ‘cause it’s time to save the world. Experience intense FPS action as you obliterate hordes of terrifying monsters! You may not be on the best team of mercenaries, but you are… a Toxic Commando!

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
83% of 59

Treasure Hunters: Raid Together is an intense CO-OP treasure-hunting game for up to 4 players, set in mysterious dungeons filled with puzzles, platforms, and deadly creatures, where your goal is to find and steal the most valuable treasures in the world.

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$
Released
Price
$ · Cheap
Players
👥 Up to 3 players
Reviews
100% of 1

A wacky 3-player co-op platformer where clumsy dinosaurs try to escape a city full of traps and surprises. Everything’s trying to kill you — and that’s a good thing!

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
86% of 72

Hunt Zombies Together is a co-op multiplayer FPS survival horror game where you and your friends battle waves of zombies and supernatural enemies inside a cursed mansion. Can be played by 1 to 4 people.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
71% of 551

A Metroidvania x Roguelite where you journey with the aid of a cursed hat. Use a variety of magic or possess your enemies to reach the lowest levels! Bring back loot, build new facilities in your village, make a living and strengthen yourself for the next battle! Supports up to 4-player multiplayer.

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$
Released
Price
$ · Cheap
Players
👥 Up to 6 players
Reviews
100% of 1

Defest is a six player first person shooter taking place in the late 1980’s, following the missions of I.B.E.C in their efforts to discover the cause for reality-altering aberrations overtaking what were once family homes. Stay close, work together, and survive what cannot be survived.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players

Embark on a mystical journey as a Sparrow, exploring enchanted worlds and meeting new characters. Complete challenges to enhance your skills and progress through the game. Level up your character to increase size and capability. Earn XP by collecting stars, completing races and challenges.

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