Online co-op Action RPG games

Every online co-op Action RPG game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 451–460 of 482 games matching Action RPG · updated 12 Oct 2026

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$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
69% of 61,290

Join the fight for Sanctuary in Diablo® IV, the ultimate action RPG adventure. Experience the critically acclaimed campaign and new seasonal content.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
68% of 38,123

A vast world awaits in the medieval, dark fantasy action-RPG, Lords of the Fallen. As a fabled Dark Crusader, embark on an epic quest to overthrow Adyr, the demon God. The final major update Version 2.5 is out now: features deadlier boss battles and all-new Veteran Mode.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
91% of 12

A Terraria-like open-world survival sandbox! Explore a vast procedurally generated pixel world, gather resources, forge equipment, and battle monsters. Adventure solo or team up with friends online to build your own world. Endless creation and exploration, making every adventure unique.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
80% of 5

Fight to the death. Please follow the description of the updates to see what has been fixed, added and what is not functional or has bugs. This is an early access game. Thank you

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$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
58% of 452

The culmination of the SWORD ART ONLINE game series, Last Recollection features the largest roster of SAO playable characters and sub scenarios!

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$
Released
Price
$ · Cheap
Players
👥 Up to 9 players
Reviews
100% of 16

An action packed, beat em' up RPG with an open world for you to explore with over 40 areas, 9 different dungeons, 14 side quests, over 150 items to collect, multiple classes of combat, and various different mechanics to get stronger. You can play Ezerath's Last Hope with up to 8 friends!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
58% of 12

Welcome to this survival sandbox game! Your plane made a forced landing during the Bermuda storm. You will need to establish your own survival base from scratch, collect materials, make tools, build towns, manufacture weapons, explore unknown fields. Will you conquer the challenges ?

If you loved these, you'll love this