Online co-op Co-op Campaign games

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

Showing 61–70 of 258 games matching Co-op Campaign · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated

Survive your initiation ritual, inside a massive Masonic temple. Survive deadly trials, uncover hidden symbols, and climb floor by floor toward the top of the lodge. Choose your character, unlock secret scenarios, and prove you are worthy to join the Illuminati and claim world power.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
90% of 890

A handcrafted two player adventure set in low gravity. Solve intricate asymmetric puzzles and escape Moontella’s extremely profitable slime empire through chaos, laughter, and unforgettable true co-op moments with your partner.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
83% of 36

Hatters is a cooperative bullet hell roguelike for up to 4 players. Random spells of five elements, magical artifacts, new heroes and a light story with humor. Chaotic battles where magic and laughter fly everywhere.

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$
Released
Price
$ · Cheap
Players
👥 Not stated

A multiplayer collection game where you must survive in a mysterious space filled with various desserts. Evade hungry monsters that relentlessly pursue you, find sweet items hidden throughout the map, and safely transport them to earn sales profits.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
33% of 15

DEEPLY is an underwater adventure about treasure hunting, gear upgrading, and exploring a mysterious ocean. Dive off your raft, gather resources, discover artifacts, upgrade your equipment, and gradually get closer to the legendary ship your father devoted his life to.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players

Play as heroic Beans in a fight to save Beanopolis from an evil invasion. Team up solo or in up to 4-player co-op, battle through 4 biomes with day & night cycles, and protect your home planet and your race.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
86% of 15

A third-person action game that challenges your reflexes and reasoning with deadly traps, puzzles, and precision. Overcome extreme laboratory trials and discover what awaits you beyond the next step.

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$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
74% of 3,073

In a Mana-infused land, a dark force led by the enigmatic Shadwyn threatens Neokos. Bring your party of adventurers together across perilous realms in this Turn-Based Tactical RPG based on the SRD 5.2 ruleset. You make the choices, dice decide your destiny.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
78% of 14

Choose your alchemist from a magical coven. Explore a hand-painted, post-apocalyptic fantasy world. Fend off hordes of magical beasts in this roguelite tower defense and survival game. Play solo or in co-op with up to 3 friends!