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 501–510 of 1,516 games matching Action-Adventure, newest first · updated 13 Oct 2026

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
90% of 938

Endless fantasy action and adventure await you and your friends in Dungeons of Eternity. Hack-n-slash takes on a new meaning in VR: swing swords, throw axes, use bows, wield magic staffs, and more to make it out alive. Become the most powerful adventurer in this blockbuster VR experience!

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Borderlands 4

✓ Deck VerifiedCrossplay
$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
59% of 58,827

Borderlands 4 is a mayhem-fueled looter shooter, jam-packed with billions of weapons, deadly enemies, and intense co-op action. Break free from a dangerous hidden planet as one of four new badass Vault Hunters.

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

This game is a classic 2D action-adventure game where you can choose from four unique heroes. The game features five major levels, over 100 different enemies, and RPG elements, with each hero having three independent skills. It offers an immersive combat experience!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
85% of 60

They See Us is a multiplayer horror game built for creepy vibes, scream-worthy jump scares and hilarious co-op tension. Work together to spot terrifying anomalies lurking in familiar places – before they find you!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 4

A co-op horror about investigating and recording aliens. Turn in your recordings to the Colony for a reward. You keep the recordings you make whether you die or survive.

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$
Released
Price
$ · Cheap
Players
👥 2–5 players
Reviews
100% of 1

"In Blind Trust, communication isn't optional — it's your only way to survive." A chaotic 2–5 player co-op platformer where only one player can see and must guide blindfolded teammates through deadly obstacles. If anyone fails, everyone dies and the leader role shifts.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Just Work is a first-person horror co-op game set in a massive industrial complex owned by the enigmatic corporation EternaTIMA. You’ve just accepted a suspicious job offer, desperate to make money for your mother’s hospital bills—but this facility holds secrets you were never meant to uncover.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
81% of 11

Purchase persistent land quadrants, build RTS-commanded drone bases, extract resources, and defend against trespassers in this PvEvP extraction sandbox. Upgrade through Ownership to Legacy, automate mining fleets, and grow your empire across the Americas. Your land, your legacy.

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