Some action games are fun solo.
Others become something else entirely when you play them with friends.
Co-op action games on Steam are at their best when teamwork actually matters ,when positioning, timing, and coordination turn chaos into memorable moments. This list focuses on action-first co-op games that still feel great to play in 2026, whether you’re running missions, fighting hordes ,or just causing absolute mayhem together.
No MMO grind.
No slow survival babysitting.
Just solid co-op action.
Best Co-op Action Games Picks
- ARC Raiders
A co-op-focused third person action shooter built around teamwork, movement ,and large scale encounters. ARC Raiders blends PvE intensity with dynamic combat scenarios that reward coordination and smart play.
Why it leads:
Designed from the ground up for modern co-op action.
- Helldivers 2
Pure co-op chaos. Friendly fire is always on, enemies overwhelm quickly, and success depends entirely on how well your squad communicates. Every mission feels like a war story waiting to happen.
Why it stands out:
Few games punish bad teamwork ,and reward good teamwork this well.
- Deep Rock Galactic
Procedurally generated missions, constant enemy pressure ,and class-based teamwork make this one of the most replayable co-op action games on Steam.
Why it works:
Perfect balance between action, cooperation, and humor.
- Monster Hunter: World
Hunting monsters with friends turns every fight into a coordinated dance of positioning, timing ,and preparation. Combat is deliberate, satisfying, and deeply rewarding.
Why it belongs:
One of the best co-op combat systems ever made.
More Co-op Action games picks
- Remnant II
A co-op-focused action shooter with tough enemies, tight gunplay ,and boss fights that demand coordination. Difficulty scales well, keeping co-op sessions tense and engaging.
Why it shines:
Hard but fair co-op action with real depth.
- Warhammer 40.000 :Darktide
Brutal first person co-op action set in a grim sci fi universe ,Combat is visceral ,enemy hordes are relentless ,and teamwork is essential to survive higher difficulties.
Why it fits:
Left 4 Dead style action with modern polish and weighty combat.
- Payday 3
Fast paced heist action where coordination and timing make or break a run. Whether you go loud or quiet ,co-op is always the core experience.
Why it works:
Structured missions built entirely around teamwork.
- Left 4 Dead 2
A classic that refuses to die. Tight pacing ,smart AI director ,and nonstop zombie action make it just as fun today as it was years ago.
Why it still matters:
Timeless co-op action design.
Even More Co-op Action games picks
- Risk of Rain 2
Fast, chaotic ,and endlessly replayable. Co-op runs quickly spiral into screen-filling madness ,forcing teams to adapt on the fly.
Why it stands out:
Roguelike action that scales perfectly with friends.
- Overcooked 2
Not traditional combat, but pure co-op chaos. Timing, communication, and multitasking are constantly tested as kitchens fall apart around you.
Why it belongs:
One of the best action-based co-op stress tests ever made.
- The Division 2
Tactical third person co-op action with strong gunplay and structured PvE content. Squad synergy and positioning matter more as difficulty increases.
Why it fits:
Reliable ,content-rich co-op shooter action.
- It Takes Two
A co-op only action-adventure built around constant cooperation. Mechanics change constantly, and progress is impossible without working together.
Why it rounds out the list:
One of the most creative co-op action experiences available.
Related Steam pages:
- ARC Raiders Steam page.
- HELLDIVERS™ 2 Steam page.
- Deep Rock Galactic Steam page.
- Monster Hunter: World Steam page.
- REMNANT II® Steam page.
- Warhammer 40,000: Darktide Steam page.
- PAYDAY 3 Steam page.
- Left 4 Dead 2 Steam page.
- Risk of Rain 2 Steam page.
- Overcooked! 2 Steam page.
- Tom Clancy’s The Division® 2 Steam page.
- It Takes Two Steam page.
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