Online co-op 2.5D games

Every online co-op 2.5D game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 61–70 of 138 games matching 2.5D · updated 12 Oct 2026

Filters: 2.5D × Clear all
$$
Released
Price
$$ · Standard
Players
👥 Up to 16 players
Reviews
95% of 1,809

Step into the definitive re-release of two dark spell-casting shooters that shaped the genre. This enhanced restoration makes Heretic™ + Hexen™ available to new audiences and long-time fans with expanded accessibility across more platforms and languages than ever before.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
95% of 20

🎌 Master Japanese in a massive open world. Learn through Anki flashcards, JLPT quizzes, voiced NPCs, lyrics, mnemonics, thousands of pages of religious texts, novels & classics, single and co-op mini games. Explore, craft, fish, and battle with Japanese-themed cards. Major Monthly updates. =^.^=

Free
Released
Price
Free
Players
👥 Not stated
Reviews
77% of 9

我們 被笑,我們 不被看好,但我們 不怕!我們都需要「勇氣Online」... 「勇氣Online」是一款 2D 奇幻 MMORPG 遊戲,免費開玩。 玩家將在溫馨可愛的東方武俠畫風中,扮演一位身負使命的英雄, 體驗仗劍天下、斬妖除魔的熱血旅程,或是在國戰沙場上成就一方霸業! 搭配超萌寵物、酷炫坐騎、溫馨門派和熱血部落, 展開仿 3D 即時戰鬥、隊伍群P、部落戰爭、國戰爭霸等多元玩法。

If you loved these, you'll love this

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

FailFactory: Total Meltdown is a chaotic co-op factory disaster where everything that can go wrong, will. Repair failing machinery, survive ridiculous hazards, and keep production moving as one terrible shift spirals out of control. And whatever you do... don’t end up like Gary.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
53% of 1,974

Face perilous magical trials in the fast-paced rogue-lite follow-up to the acclaimed original, featuring co-op and vibrant new 3D visuals. Master new Arcana and elements, experiment with spell combinations, and become the next Wizard of Legend!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
76% of 21

As the leader of a Stone Age tribe, gather resources, develop your settlement and lead your people through the challenges of a world full of danger and mystery. Your survival skills, strategic planning and decision-making will be key in this battle for survival.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
81% of 318

TOWER ▪ DEFENSE ▪ STRATEGY. Control Vessels. Utilize their uniquely deep set of towers. Create an everchanging defense. Play with friends. Protect your Basin at all costs. An absolute Tower Defense, Real-Time Strategy Hybrid

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
75% of 8

Face hordes in intense battles, unlock abilities, and combine items to create unique builds. Play solo or with up to 3 friends, discover powerful synergies, and survive the insane waves. Evolve your strategy, defeat bosses, and become a true Guardian of the Crystals!

If you loved these, you'll love this

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

A game that doesn’t believe in you — it tests your patience, stubbornness, and whether you can climb to the top. Think you can?

If you loved these, you'll love this