Online co-op Old School games

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

Showing 111–120 of 159 games matching Old School · updated 12 Oct 2026

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Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
73% of 15

4 teams. 12 minutes. One rule: GET RICH or go home. Choose a Seeker, build your empire, loot enemies, and destroy their economy before the clock runs out. Relax with hilarious mini-games for up to 8 friends when the chaos gets too real.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
69% of 260

TDP4 Team Battle is a real-time multiplayer 2D shooter game with MMORPG elements. The bloody battle for survival among 3 races. There are various types of matches, locations and types of guns. Developed Clan and Tournament system. Test your skills against real enemies!

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
59% of 57

SCP: Retrieval is an indie multiplayer action horror game set in the SCP universe. You will play as a Mobile Task Force unit sent to retrieve dangerous anomalous creatures after a massive series of major breaches.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
76% of 5,056

Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
100% of 13

Orbital Defense Force (O.D.F) is a multiplayer shoot 'em up co-op rogue-like game. play as mercenaries working for the O.D.F., accepting contracts to defend planets from invaders and earn precious scrap that can be used to upgrade their ship to take on more difficult contracts.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
67% of 302

EXFIL delivers raw tactical FPS intensity with no distractions. No loot grinding, no gimmicks, just pure realism. EXFIL tests your strategy, comms, and teamwork in high-stakes tactical engagements. Will your squad rise to the challenge?

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
88% of 9

Take on the challenge and face off against a rogue AI bent on enslaving humanity! Strap on your VR headset, step into the boots of a Galactic Ranger, and tear through waves of robots with explosive blasters, devastating shotguns, and an insane arsenal — just like classic arcade shooters!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
74% of 201

By yourself or with friends, your goal is to fight and explore on the mysterious islands. Become stronger, equip better items, craft a raft and sail parts of the oceans to find more hidden treasure, secrets, and bosses.

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$
Released
Price
$ · Cheap
Players
👥 Up to 32 players
Reviews
100% of 12

Play golf, fight robots, and explore an 18-hole course as Jack, a pilot stranded on a recently-abandoned island resort. Discover secrets and complete challenges to earn items that improve your golf game. Unravel the mystery of the island in pursuit of your golf ball across a huge, continuous course.

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