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 71–80 of 291 games matching Military · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 8 players

Chaotic team-based vehicle combat for up to 8 players. Blow everything to pieces in tanks, heavies, jeeps, helicopters, and jets across Deathmatch, CTF, War, and co-op Horde.

Free
Released
Price
Free
Players
👥 Not stated
Reviews
100% of 2

When a legendary enforcer returns to a city transformed into a corporate prison, he must coordinate a high-stakes revolution to save his family and settle a debt written in blood. Experience a gritty story of betrayal and vengeance across the neon-drenched slums and silver towers of Solaris Bay.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Drop into a relentless, fast-paced battlefield where every match is unpredictable and nothing is off-limits. Fight across 24+ diverse maps packed with dynamic elements, roaming civilians, and sandbox-driven chaos that lets you play however you want

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
88% of 17

Wood’N’Destroy is a real-time strategy game where you build your base, gather resources, and command your army to destroy your enemies. Expand your economy, develop new technologies, and dominate the battlefield.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
92% of 115

Riftborne is a classic terminal based, real time, grand strategy game. Construct space ships. Take part in factional warfare. Hire galactic hit-men on your rivals. Raid neighbors for rare resources. Train spies to infiltrate enemy bases for key intel. Grow your empire to dominate the galaxy.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 5

Command massive armies from the sky as an RTS Commander, or drop directly into the muddy trenches as a Front Line soldier. Industrial Legion blends tactical squad management with intense first-person combat, simulating thousands of active troops simultaneously in a unified theatre of war.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
63% of 137

Jump into a true real-time strategy, and fully 3D battles! Order of Kings is an MMO game mixing RTS and SLG. You can control massive troops, plan combining 3D terrain and physical collision effects, join in alliances with friends, compete with other server players, and build your own legend!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
65% of 38

Headquarters: Cold War is a fast-paced turn-based strategy game set in a hypothetical 1984 conflict between NATO and the USSR. Play as both sides and command helicopters, tanks, and infantry across 20 campaign missions and rewrite the outcome of modern history.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
89% of 857

A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.