Online co-op War games

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

Showing 51–60 of 261 games matching War · updated 12 Oct 2026

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$$
Released
Price
$$ · Standard
Players
👥 Up to 16 players
Reviews
93% of 214

Build your base, prepare your troops, and face your most epic battle yet in this old-school real-time strategy game. Choose between two factions, test your skills in three epic campaigns and engage in online battles with up to 16 players simultaneously.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
93% of 275

Command drones, deploy mobile air defense systems and conduct tactical aerial operations. Choose your side - Ukrainian or Russian forces - and protect critical infrastructure in a realistic military simulation on a detailed map.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
94% of 34

Sköllorn is a fast-paced, minimalist RTS where the map itself is your weapon. Sever supply lanes, forge new fronts, and wield one of five asymmetric commander doctrines across procedurally generated galaxies. Solo or up to 8-player skirmishes — no two wars are ever the same.

If you loved these, you'll love this

$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
74% of 663

Sudden Strike 5 delivers real-time tactics in epic WWII battles. A host of tactical options and more than 300 playable units open-up multiple approaches to reach your objectives in a 25 mission campaign on historical battlefields in Europe and North Africa.

Free
Released
Price
Free
Players
👥 Not stated
Reviews
58% of 310

《三国:百将牌》是一款由bilibili游戏发行的新一代休闲竞技打牌游戏,规则简单易上手,三分钟随时随地来一盘。你将通过你的牌技收集一位位三国名将,并运用手中名将技能改变传统牌局,与其他玩家展开一场简单刺激又充满变数的“桌面较量”。在这里“三分钟,牌一把”,根本停不下来!

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
61% of 1,271

Myth of Empires: Throne is a free seasonal multiplayer warfare sandbox. Explore vast lands inspired by multiple civilizations, tame creatures, forge powerful weapons, and build your guild. Lead cross-server expeditions, conquer territories, and compete with players worldwide for the ultimate throne!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
26% of 1,145

Forge your destiny in Legend of YMIR, a next-generation MMORPG inspired by Norse mythology and powered by Unreal Engine 5. Master skill-based combat, lead your clan to glory in massive server wars, and carve your name among the legends.

If you loved these, you'll love this

$
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

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated

Banana Drama is an indie RTS game. It offers a singleplayer and online multiplayer experience. Your monkey king is held captive by evil dinos - he needs help! Be part of the banana crew and join us on Discord!