Online co-op 1990's games

Every online co-op 1990's game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 31–40 of 146 games matching 1990's · updated 12 Oct 2026

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

Pong... But it's a roguelite! Pick a class, pick a ball blessing, then paddle your way through three acts of devious enemy paddles. Stack relics, find synergies, survive floor modifiers warping the ball mid-rally. PONG! IT! UP!

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Free
Released
Price
Free
Players
👥 1–4 players
Reviews
64% of 17

Get your first taste of running a retro Miami vape shop in this 1–4 player co-op simulator prologue. Stock shelves, serve customers, craft custom e-liquids, handle phone and online orders, build your reputation, and lay the foundation for a growing business.

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
100% of 4

Galaksia Online is an action-packed, 2D multiplayer space MMORPG blending retro pixel art aesthetics with mechanics. Forge alliances, custom-build your starships block by block, and engage in massive faction-based PvP wars or challenging PvE raid battles across dangerous stellar sectors.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Explore ever-shifting depths in Dungeon Door, a classic 2D pixel-art action roguelike. Play a Warrior, Archer, or Mage across 999 floors that reshape every time. Escape collapsing dungeons, gamble on mystery boxes, and crack open locked vaults.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
77% of 9

Backrooms Multiverse is a cooperative survival horror exploration game where you play as a team of researchers venturing deep into the endless Backrooms multiverse. Explore rare and mysterious environments, and encounter unique entities that few explorers have ever lived to see.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
46% of 200

A classic 2D pixel MMORPG inspired by the golden age of online RPGs. Join nation wars, explore an open multiplayer world, trade with players, battle in PvP, and experience a community-driven adventure that has continued since 1999.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
80% of 15

Start in 1980 in your garage and build your software empire. Unlock languages from BASIC to Python, develop projects, hire programmers and upgrade your office. Survive deadlines, bugs and demanding clients in this tycoon simulation.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
64% of 14

Welcome to Acatalepsy, a new take on the liminal space experience. Progress deeper into varying liminal spaces with your team. Complete various tasks to continue forward, dive deeper, and don't expect to survive for long. You aren't alone in these spaces; nowhere is safe.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
68% of 3,886

Wild Assault is an anthro-themed tactical shooter built with Unreal Engine 5, featuring large-scale battlefield gameplay centered around Valiant abilities. Work closely with your team, harness your instincts, and charge into battle to secure victory.

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