Co-op & Multiplayer Games

Classic STG game Have fun with your friends just like your childhood!

An old-school hack-and-slash action RPG awaits! Pick one of five heroes, defeat monstrous enemies with weapons and spells, loot treasure and level up in this classic D&D fantasy adventure.

You're now a monkey*, the room is full of stuff*, collect the stuff in the cardboard box while running away from the possessed monkey. EASY! Don't get caught! And if you're the one possessed, catch every monkey and explode them into the Bananaverse*.

“BRELOK - The Mice’s Escape -” is a cooperative escape game exclusively for two players. Play together with your family, friends, or your significant other.

Zomcats Invasion is a coop online multiplayer game! Play with up to 10 friends and fight endless hordes of Zomcats! Choose between a variety of maps, difficulties and weapons. Unlock abilities and customize your cat to fit your style!

Experience one of the most comprehensive gatherings of Marvel’s early gaming legacy. Every major iteration across Arcade and home consoles, this collection is a curated journey through the evolution of the 1990s Marvel Universe in pixels.

Set in a modern low-poly arcade world, players of Race Condition find themselves as a rookie in a highly competitive open-wheel racing league. A rivalry with one suspiciously good opponent complicates things further.

Take the challenge of surviving waves of increasingly difficult evil MuTecs! Grab a friend to hunt and slay them. Crush each wave with randomly dropped weapons & gadgets. Earn Achievements, new maps and top ranks in this Community-driven, solo-dev project. Help shape the future of this game!

Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.

Compete against friends in games filled with unpredictable twists and turns. Roll the dice to gather resources and test your adaptability. Lead your kingdom to success through military power, religious knowledge, or architectural ingenuity.

Toribash is an innovative free-to-play online turn-based fighting game where you’re able to design your own moves. Complete control over character's body, hundreds of game mods and bloody mess with full body dismemberment - you've never been able to annihilate your enemies like that before!

In Cat Quest III you play as a purrivateer in a freely explorable 2.5D open-world swarming with Pi-rats. You can sail the seas in your ship for treasures galore! But prepare for peril, as the Pirate King aims to hunt you down...

MycoRelic is a cooperative third person action-RPG set on islands inhabited by tribal mushroom robots. Loot derelict foundries to upgrade your robotic body. Explore ancient temples to infuse your fungus with forgotten elemental powers.

Grocket is a minimalist, precision-based adventure and puzzle game. To survive in space, you not only have to escape numerous dangers, but also prove your skills at playing with and against other players.

Leave your influence in your wake as you bring together a broken land in a card-battling adventure filled with gods, heroes, and the instability of yourself and those around you. Play the story, or go online with fellow Crown Mages for tabletop card action.

Drox Operative 2 is a starship action RPG with warring alien races, fierce space battles, a dynamic, evolving galaxy, and co-op multiplayer for Windows and Linux.

Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!

Modbox is a multiplayer game creation sandbox for Desktop+VR

WHAT THE PAK?! is a minigame-rush party game with fast-paced gameplay for up to 8 players. Our various mini-games are designed so you can pull off all kinds of shenanigans with your friends. Punch them, lick them… Steal their chickens before throwing them overboard.

A dungeon-crawling, world-hopping roguelike adventure! Grab your friends, stick dynamite to your sword, throw candles at your foes and die in various exciting ways!

In the third game in the dark samurai action RPG series Nioh, you will need to use both Samurai and Ninja combat styles in your battles against formidable yokai as you explore a thrilling open field.

Cossacks 3 is the return of RTS classics. Obtain resources, build cities and research technologies while taking command of great armies, crushing enemies in grand historical warfares on land and sea!

Are you ready to embark on the drift adventure of a lifetime? Gather your crew, rev up your engines, and become the Drift Masters.

Steel Division 2 is a historically-accurate WW2 real-time strategy game set on the Eastern Front. Features 1:1-scale turn-based army management and real-time tactical battles with thousands of men at your order.

MY HERO ONE'S JUSTICE 2, the over-the-top follow-up to the smash hit 3D arena fighter MY HERO ONE'S JUSTICE, makes its heroic debut! Make full use of characters' Quirks as you clash head-to-head in epic battles across huge arenas!

KNIGHT CLUB + Is a casual 2-4 player action platform-fighting game that brings traditional fighting game elements into an unlocked, free form movement playstyle.

Lead the battles that forged the greatest Empire of all time. Seven civilizations fighting for glory or freedom: Rome, Aegyptus, Britannia, Germania, Gallia, Hispania, and Carthago. Enjoy the fast-paced RTC “Real-Time Conquest” gameplay, an Old School RTS oriented to military conquest.

Wheelchair Wizards is a 2-8 player party game where you battle your friends while upgrading your wizard.

A relaxing color by numbers game! Color with your friends! Lots to paint! No hidden fees!

Yugo: the non-game is a virtual space where you can drive a car, listen to the radio, and invite people to talk and share the experience with.

“Troll” is such a strong word for this 2D platformer with nearly 240 uniquely inventive levels. Don’t let screaming YouTubers convince you that this game is unfair. It’s fair. Sure, there are buzzsaws but they’re NICE buzzsaws. You will curse the guy who made Level Devil (Me😈) then ask for more.

ST brings the most intense, tactical-action experience to Steam. Select your custom loadout, plan out strategies and accomplish your objectives. Addictive Survival mode and unrivaled multiplayer including Squads (1 vs 1, 2 vs 2, 2 vs 1)

It's the first ever chess variant with spatial, temporal, and parallel dimensions. It's 5D Chess With Multiverse Time Travel! Move pieces back in time to create branching timelines. Send a rook to a parallel dimension. Protect your kings in the present and in the past!

Feel like the star of a martial arts film in Overgrowth, as you jump, kick, throw, and slash your way to victory. Free the rabbits from their evil overlords in the main story, then play through the prequel story, and finally, try out nine years of mods developed by the community, or create your own!

A co-op RBMK reactor simulator, with a detailed control room, realistic physics and authentic sound design

Replayable co-op action roguelike where every run starts fresh with team build combinations and zero progression gap.