Co-op & Multiplayer Games

Carry fragile valuables together while hiding from monsters in 1–6 player physics co-op.

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

Coordinate between ship monitor duty and facility scavengers in 4-player proximity-voice horror.

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

Chaotically busy, yet weirdly addictive with friends.

Shoot chaotic horror clips with friends and laugh over the actual video file together.

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.

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

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.

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!

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!

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.

Use the magical device known as the Chronicon to travel into the souls and memories of fallen heroes to re-live their grand tales! Epic adventures full of loot and monsters await!

Control a car full of jerks as they explore cities, recruit weird people, rescue dogs, argue with each other, and face gigantic swarms of slow zombies. Randomly generated for a new story and rare events every time you play!

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.

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.

Monaco: What's Yours Is Mine is a single player or co-op heist game. Assemble a crack team of thieves, case the joint, and pull off the perfect heist.

Explore a neon galaxy in your very own battleship in this 1- to 4-player couch co-op adventure.

Machine Party is a collection of violent party games where failure is lethal. Gather your friends and endure high stakes situations to prove your life is worth more than theirs. Survival is unlikely.

Ember Knights is an action rogue-lite for 1-4 players where you play as legendary knights, the last spark of hope against the mad sorcerer Praxis and his hordes of unwavering fiends. Wield weapons & skills, build synergies with game-changing relics and free the universe of Praxis’ corruption.

A physics-based co-op platformer about a guy in a rabbit costume! Team up with a friend or three (local or online) to beat levels, find hidden carrots and race against the clock. Experience bunny madness. Embrace carrot chaos. Become Super Bunny Man.

Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!

Worms™ Revolution is the latest game in the classic turn-based strategy series to come to the PC.