Online co-op Shoot 'Em Up games

Every online co-op Shoot 'Em Up game on Steam we know of. Add tags, a price band or a review floor to narrow it down.

Showing 211–220 of 269 games matching Shoot 'Em Up, newest first · updated 13 Oct 2026

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Journey To The Savage Planet

✓ Deck Verified
$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
87% of 5,678

"WELCOME TO THE PIONEER PROGRAM! As the newest recruit of Kindred Aerospace - The 4th best interstellar space exploration company - Your job is to determine if the planet ARY-26 planet is fit for humans. You may be short on equipment and experience, but you'll figure it out. Good luck!

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
88% of 18

Uphold The Realm is a VR Tower Defense game that lets you take command of your wargames style campaign map to interact with levels and manage towers. When your ready - Shrink down onto the table and use your archery skills to defend against the oncoming hordes.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
75% of 4

Days of purgatory is a roguelike co-operative FPS that will challenge the most veteran of players with overwhelming hordes of demons. Journey through the infested zones to find supplies that will aid in surviving another night.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
20% of 5

Take place on a Deserted Island in the middle of the ocean with very few landmarks left in sight being overrun with the Undead. Face an intense open world while you Craft equipment, Craft shelter and out-smart wildlife, bandits, and online players all while trying to survive!

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Coof Attack

Crossplay
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 7

Defend your toilet paper from an ever-growing angry mob! Even the odds by teaming up with friends in up to 4-player co-op. Customise your character's appearance and skills to fit your play-style. Discover more as you progress and unlock even cooler stuff.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
63% of 132

With the coming together of anti-government groups, the Orange Star, Terrorist group was born. This terrorist group is aiming to take over by overthrowing the government, and they are creating nationwide chaos to implement what they want.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
60% of 40

The world has fallen victim to a deadly virus, zombies now roam the lands. While running for your life you stumble upon a small city. Claim this city as your own, protect it with your life and maybe other survivors will find you.

鋼鉄戦記C21

Crossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
68% of 138

C21 Steel Battle Chronicles is an Action MMORPG in which you can customize your very own robot to determine how it fights in battle. Become a member of the Neo Angel Force and defeat the nefarious Demon Force to restore peace to the Cosmic Renaissance!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 2

Some people play games to relax, some play for fun, others just want a game to destroy their enemies or "friends" till they love it! This is the game or "excuse" for all of that! Enter the world of Rum Ram! A sweet Top Down Multiplayer Brawler Madness!

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