Online co-op Military games

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

Showing 161–170 of 291 games matching Military · updated 12 Oct 2026

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Released
Price
$ · Cheap
Players
👥 Up to 30 players
Reviews
100% of 1

Danger Horizon is a multiplayer, first-person shooter game made using Unreal Engine 5. The game features realistic gunplay, and advanced blood and gore features that everyone can enjoy.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
77% of 269

Eyes of War is a real-time strategy game set in the medieval era, offering both single-player and multiplayer experiences where you can control every unit in character mode. Build your castle, lead your army, and dominate the map. Eyes of War invites you to epic battles of the medieval era!

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
85% of 638

In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!

$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
75% of 5,010

Offering unparalleled sniping mechanics, stealth and tactical third-person combat, Sniper Elite: Resistance turns the attention of the award-winning series towards a hidden war, far from the front lines, deep within the heart of occupied France.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
60% of 15

taCam is a tactical multiplayer FPS with a realistic bodycam perspective, fluid gunplay, and extensive weapon customization. Engage in intense combat across modes like Team Deathmatch and Skirmish, using teamwork and strategy to dominate the battlefield.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
50% of 2,447

Tactical extraction shooter meets immersive survival horror. Play as rival mercenaries fighting for loot, or as alien monsters hunting humans from the shadows. Solo or with friends, experience this unique dark take on asymmetrical PvPvE multiplayer.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
62% of 24

Destroy a dark party in Diddy's mansion. Gather your comrades Eminam and 51 Cent and save Justin B from Diddy! You can destroy the party with your friends by experiencing co-op

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
69% of 204

In a post-apocalyptic world submerged by the sea, the wake of the enemy is apparent at every turn. From turning the tides of naval warfare to dominating the skies in break-neck aerial combat, every decision you make will change the outcome of the battle.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 1

Take your role as protector and defend your assets from enemy squadrons or engage in devastation as the attacker. Fly with the best Paper Plane pilots in the world in hand crafted parks with an abundance of enemies to destroy. Paper Planes is an Arcade team-flightsim, base defender and battleroyale.

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