Co-op & Multiplayer Games

You climb the mountain, but you keep the moments. A 1–4 player co-op climbing adventure.

GOTY-winning 2-player co-op adventure where your partner plays free via Friend's Pass.

Invite a friend for free across PC, PS5, and Xbox with Friend's Pass.

Further and deeper together. Even mining rock is all about the crew.

Chaotically busy, yet weirdly addictive with friends.

Start from a tiny camp and build a sprawling subterranean world together.

Build a thriving farm together with up to 8 players on PC in the 1.6 update.

First-person puzzler you can play solo or in an online co-op. Explore a set of highly interactive escape rooms. Move furniture, pick up and examine everything, smash pots and break locks! Play thousands of community-made rooms through the level editor.

Amongst the best beat’em up series ever created, jammin’ ‘90s beats and over the top street fighting, the iconic series Streets of Rage comes back with a masterful tribute to and revitalization of the classic action fans adore.

The Past Within is the new co-op experience from Rusty Lake! Play together with someone you deem trustworthy: one in The Past, the other in The Future. Observe and communicate what you see around you. Solve the puzzles and uncover Albert Vanderboom’s plan.

Teenage Mutant Ninja Turtles: Shredder’s Revenge reunites Leonardo, Michelangelo, Donatello and Raphael as they kick shell in a beautifully realized beat ’em up.

You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

Squad-based action co-op featuring distinct loadout synergies and mission-based combat built for 1–2 hour squad sessions.

Wingspan is a relaxing, award-winning strategy card game about birds for 1 to 5 players. Each bird you play extends a chain of powerful combinations in one of your three habitats. Your goal is to discover and attract the best birds to your network of wildlife preserves.

You and your friend are trapped in a mystical world. As time ebbs away you must solve increasingly complex puzzles to escape. Cooperation is key as neither of you have the full picture! Play on two devices, local or remotely, all you need is a voice connection.

With your brilliant robe and magic powers, it’s time to build some Tricky Towers! Stack your bricks in this land of fable, whose marvelous tower will be the most stable? Battle your friends and rise to fame, in this frantic physics game.

Find yourself trapped alone in a room with a ticking time bomb. Your friends have the manual to defuse it, but they can't see the bomb, so you're going to have to talk it out – fast!

Unrailed! is a co-op multiplayer game where you have to work together with your friends to build a train track across endless procedurally generated worlds. Master random encounters with its inhabitants, upgrade your train and keep it from derailing!

Pikuniku is an absurdly wonderful puzzle-exploration game that takes place in a strange but playful world where not everything is as happy as it seems. Help peculiar characters overcome struggles, uncover a deep state conspiracy, and start a little revolution in this delightful dystopian adventure!

Barony is the premier first-person roguelike with cooperative play! Adventure alone, or gather a party with iconic and unusual RPG classes to face off against the brutal dungeons. Test your resourcefulness, wits, and friendships, on your quest to lift the evil lich's curse!

Witch It is a multiplayer hide & seek game set in a vibrant, magical world. Brave hunters seek hidden witches that curse their villages!

Overcooked returns with a brand-new helping of chaotic cooking action! Journey back to the Onion Kingdom and assemble your team of chefs in classic couch co-op or online play for up to four players. Hold onto your aprons… it’s time to save the world again!

Rescue hostages, disarm bombs and save the day in this old school, side-scroller action game with retro graphics and retro sensibilities. Online and Couch Coop Included.

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.

Fast-paced online and local shared-screen party game for up to 4 players. Easy to pick up with chaotic rounds built for friend groups.

BOKURA is a two-player puzzle adventure game. Play as two boys who ran away from their homes and work together to take yourselves somewhere far, far away. Relive the friendship of your childhood through the journey of two boys.

Sea of Stars is a turn-based RPG inspired by the classics. It tells the story of two Children of the Solstice who will combine the powers of the sun and moon to perform Eclipse Magic, the only force capable of fending off the monstrous creations of the evil alchemist known as The Fleshmancer.

Three Heroes make their way through dangers untold in a fairytale world of great castles and strange machinery, featuring physics-based puzzles, beautiful sights and online and local co-op.

Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!

Compete across land, water and air in incredible transforming vehicles that change from cars to boats to planes mid-race.

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?

Biped is a coop action adventure game with a strong focus on moment-to-moment collaboration between 2 players.

In this award-winning platforming adventure, run, jump, and slap through the colorful worlds of the Glade of Dreams, face epic bosses, and team up in 4-player local co-op.

The iconic intrepid invertebrates return with a vengeance in the fan-favourite classic Worms™ Armageddon. Relive their glory days once again as you blast your way into enemy territory, sweep their fields and remain the last worm standing.

The best-selling Trine series returns to the magic of 2.5D! Join three iconic heroes as they set off on a quest through fantastical fairytale landscapes to save the world from the Nightmare Prince's shadows.

Raise mighty armies, wield ancient magic and forge an empire. This turn-based strategy adventure game fuses strategic decision making, tactical combat and kingdom management.