Best Online Co-Op Steam Games on Sale
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated online co-op games.
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Myth of Empires
Myth of Empires is a multiplayer war sandbox game featuring a high degree of freedom and multiple civilizations. Players must survive, craft, create, and lead troops in their quest to conquer PVE or PVP territory and build their own empire. Xizhou Civilization Pack is now officially released!
Nightingale
Nightingale is an open world survival crafting game, where you’ll adventure across the mysterious and dangerous Fae Realms. As a daring Realmwalker, you’ll defeat monstrous enemies, survive hostile environments, and build elaborate estates in a visually stunning Gaslamp Fantasy world.
Tallowmere 2: Curse of the Kittens
Lady Tallowmere's kittens have been acting strange. Still, the dungeon's rituals must be carried out. Despite the unusual circumstances, how many rooms can you clear?
Goat Simulator 3
Pilgor's baaack! Gather your herd and venture forth into Goat Simulator 3; an all-new (at least on Steam), totally realistic, sandbox farmyard experience. Invite up to three friends in local or online co-op, create carnage as a team, or compete in mini-games and then not be friends anymore.
Smalland: Survive the Wilds
Experience a big adventure on a tiny scale! Enjoy multiplayer survival in a vast, hazardous world. Preparation is key when you're this small & at the bottom of the food chain. Craft weapons & armour, tame & ride creatures, build encampments & explore a strange new land.
HELLDIVERS™ 2
The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.
Suicide Squad: Kill the Justice League
From the creators of Batman: Arkham, Suicide Squad: Kill the Justice League is a genre-defying third-person action shooter where the ultimate band of misfits must do the impossible: Kill the Justice League.
HELLCARD
Hellcard is a unique cooperative deck builder rogue-like game. Descend into the paper dungeons on your own, recruit computer-controlled companions or join other players' lobbies in fast-paced tactical card battles against the armies of darkness and the Archdemon himself!
Enshrouded
You are Flameborn, last ember of hope of a dying race. Awaken, survive the terror of a corrupting fog, and reclaim the lost beauty of your kingdom. Venture into a vast world, vanquish punishing bosses, build grand halls and forge your path in this co-op survival action RPG for up to 16 players.
Remnant Records
Remnant Records is a horror investigation game for 1 to 4 players. Explore places haunted by the dead, survive elaborate and unique ghosts and find out what happened to them through thousands of generated stories.
Fling to the Finish
Fling to the Finish is a cooperative racing game where teammates are tethered together by a stretchy elastic rope. Get up close and personal with your partner to maneuver two characters bouncing, rolling, and flinging their way to the finish line!
Eresys
Eresys is a co-op horror game inspired from the works of H.P. Lovecraft. Teamwork is a key as players take on the roles of four cultists and face the terrifying entities together. Dynamic AI mechanics and unique enemies, Eresys promises to deliver a thrilling and spine-chilling gaming experience.
House Flipper 2
Clean your worries away with this relaxing renovation simulator! Buy, fix, sell, and become a local legend. Or grab your power tools and build anything from scratch! With the online 2-4 players co-op mode, you can play both in sandbox and story mode together.
Dungeons of Sundaria
Adventure through epic dungeons facing fearsome creatures either solo or with a group of friends. Master your class, loot everything, and destroy the foul creatures of the deep! Will you become a hero of legend?
MetaPhysical
Supernatural phenomena are on the rise. In MetaPhysical you and up to 5 other friends can go on the hunt for eerie creatures to put an end to their sinister activities! Whether it's an ordinary ghost or a demon, your task is to identify the rumbling creature and then finish it off.
Warhammer 40,000: Rogue Trader
Made in a close partnership with Games Workshop, Warhammer 40,000: Rogue Trader is a story-rich classical RPG from Owlcat Games, developers of the critically acclaimed game, Pathfinder: Wrath of the Righteous.
Goofy Gorillas
Relive your childhood nostalgia at Goofy Gorillas, the largest virtual jungle gym! Battle it out with your friends in a wide range of casual but intense PvP gamemodes, or chill out and take part in some extra activities around the venue! Make the Goofy experience your own!
Apocalypse Party
Apocalypse Party is a 3D top-down action Roguelike game. In this game, you will embark on a new mission to traverse through the Middle Ages and gradually master abilities, and arm yourself to become the strongest survivor through numerous choices.
Blazing Sails
Fight for survival in Blazing Sails, a fast-paced pirate PvP game! Create your own unique pirate and ship. Band together with other players to command your mighty vessel! Explore different game-modes, maps, weapons, ship types and more while eliminating other crews in epic battles on land and sea!
Dungeons 4
The Absolute Evil and its trusted *cough* servant, the Dark Elf Thalya, return in Dungeons 4 after the events of its fabulous predecessor to bring about their triumph over the forces of good once more.
Risk of Rain Returns
Carefully designed, beautifully remastered, and loaded with new ways to play—Risk of Rain is back and better than ever! Dive into the iconic roguelike full of unique loot combinations, enhanced with new Survivors, overhauled multiplayer, fan favorite content from Risk of Rain 2, and more!
Salt and Sacrifice
Join your fellow Marked Inquisitors in this online coop successor to award-winning 2016 Soulslike Salt and Sanctuary.
For The King II
Battle against Fahrul's tyrannical Queen alone or as a party of four players in the sequel to For The King, the massively popular turn-based roguelite tabletop RPG. Will you unravel the once beloved Queen's terrible secret?
Achilles: Legends Untold
Rewrite fate with every strike. Face gods, mythic heroes, and legendary beasts in this souls-like Action RPG set in ancient Greece. Master brutal combat, unlock divine skills, and shape Achilles into the warrior only you can become.
Mining Mechs
Unleash your inner miner as you commandeer a high-tech Mining Mech! Mine for valuable resources and upgrade your mech for even bigger hauls as you explore the underground. Fun to play alone or with up to 7 friends in online co-op multiplayer!
Ghostbusters: Spirits Unleashed Ecto Edition
This is an asymmetrical game of hide and seek. In true form to IllFonic’s past titles, this title is a 4v1 setup where players will either play as part of a team of new Ghostbusters or a singular Ghost.
AirportSim
AirportSim is an Advanced Airport Ground Handling Simulator with true-to-life visuals and operations, licensed planes and vehicles, real airports and live weather conditions. Enjoy the many tasks alone or with friends, making this experience unforgettable.
Lords of the Fallen
A vast world awaits in the medieval, dark fantasy action-RPG, Lords of the Fallen. As a fabled Dark Crusader, embark on an epic quest to overthrow Adyr, the demon God. The final major update Version 2.5 is out now: features deadlier boss battles and all-new Veteran Mode.
Bang-On Balls: Chronicles
A quirky, absolutely content-packed, destructible open-world sandbox adventure with combat, platforming, character customization, and collect-a-thon scavenger hunt experience. Play solo, 2-player split screen, or online co-op for up to 4 players. No paid cosmetic DLC nonsense.
Saleblazers
Fight. Sell. Survive. Live off the land, build your perfect shop, and defend against nightly horrors in this open world survival shop simulator for 1-8 players.
Wildmender
A desert gardening survival game. Start from a tiny spring and cultivate a blooming garden. Explore a vast world amid the sands and uncover its mysteries. Can you defend against the relentless forces of nature and mysterious wraith corruption, to bring life to a dying world?
Hellsweeper VR
DARE TO DESCEND INTO HELL? Hellsweeper VR is an intense first-person action-combat VR experience. Traverse the underworld where every step brings a challenge or a chance. Gain mastery of your weapons and elemental magic, or fall to the unrelenting onslaught of hell's twisted souls.