Co-op & Multiplayer Games

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.

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

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.

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

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

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.

Project Winter 2.0: Cabin Fever is an 8-player survival and social deception game where teamwork is vital, but betrayal is inevitable. Face the wilderness, uncover traitors, and survive paranoia in this streamlined yet chaotic multiplayer experience.

Welcome to Feign, an intriguing role-based game that blends mystery, strategy, and deception. Step into a quirky, small town where Innocents, Impostors, and Neutrals navigate suspenseful gameplay. Your mission unfolds under the cover of night - then it's up to the village by day to vote someone out!

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!

The threequel to the party game phenomenon features the deadly quiz show Trivia Murder Party, the say-anything sequel Quiplash 2, the surprising survey game Guesspionage, the t-shirt slugfest Tee K.O., and the sneaky trickster game Fakin’ It. Use your phones or tablets as controllers, and play with up to 8 players, plus an audience of up to 10,000!

Five new games: the hit threequel Quiplash 3, the collaborative chaos of The Devils and the Details, the fierce drawing game Champ’d Up, the speech game Talking Points and the guessing game Blather 'Round. Use phones or tablets as controllers and play with up to 8 players, and an audience of 10,000!

The world of Elysia needs YOU! Join this cooperative, 3D sandbox action RPG to level up your character, craft epic weapons, conquer enemies in real-time, and build almost anything! Craft your adventure. Forge your hero. Become the ultimate Portal Knight!

Bronzebeard's Tavern is a goofy and playful restaurant manager sim where 1-8 players can work as a team with multiplayer co-op. Fulfill a number of different roles, serve a diverse range of customers and cook up delicious dwarven cuisine.

A wizard brawler about spell drafting and beard envy, MageQuit allows up to 10 mages to battle online or locally. Beards grow longer with each kill; the wizard with the longest beard after 9 rounds wins!

Get ready to explore, farm, fish, mine, craft, and raise magical Lumas as you solve puzzles and embark on quests across Luma Island. Play solo, or team up with friends in 1-4 player online co-op. Choose relaxing Cozy, challenging Adventure, or epic Hero mode to match your mood and playstyle.

It’s the wildest Party Pack yet, with the absurd deathmatch Trivia Murder Party 2, the weird word circus Dictionarium, the hidden identity game Push The Button, the comedy contest Joke Boat and the offbeat personality test Role Models. Use your phones or tablets as controllers and play with up to 10 players, plus an audience of up to 10,000!

Unleash the apex worm in you! Join a world where you eat to grow and aim to become the largest worm around. Dodge viruses, cut off enemy paths, and indulge in addictive multiplayer action. Custom skins, game modes, and more await!

Scam Line is a 4–8 player social deception game where your party will face different challenges. Become a liar, a manipulator, a cheater, or find your own path to victory

A first person social deduction game, combining real time action and communication, playable up to 16 players. While most players will cooperate to complete objectives to ensure victory, a small portion of dissidents will try their best to stop them at all cost, without being caught.

The sequel to the party game phenomenon The Jackbox Party Pack, featuring FIVE fresh, rib-tickling party games! Your phones or tablets are your controllers – no big mess of controllers needed. For up to 8 players plus an Audience of up to 10,000! It’s a game-night riot in a box… without the box!

With BADLAND: Game of the Year Edition, experience the multi-award-winning action adventure like never before - redesigned for Steam.

PICO PARK is back with all new levels! Play with 2-8 players locally or online in this co-op action-puzzle game!

Your new favorite Werewolf game! Seat around the fire with friends, play a villager, a werewolf or another type of character and use strategy to win!

A toxic waste spill finds its way into the water supply, causing the recently deceased to rise from their graves. Now it's up to you to blast your way through the hordes of undead if you're going to escape the city. On the way to your rescue, you'll search stores and houses for supplies, and trade with other survivors.

The Greatest Penguin Heist of All Time is a sandboxy physics game for 1-8 players, with everything from sneaky heists to hilarious stupidity to baking pizzas. With continuous updates, plenty of maps, and hundreds of items, clothes and quests, it has something for everyone.

Build your own Super Mining Mech and explore the underground in search of new natural resources. Customize your mech with unlockable parts to dig deeper than ever - by yourself or with up to 7 friends in online co-op multiplayer! So, what are you waiting for? There’s mining to be done!

For 3-8 Players and an Audience of thousands! Your phones or tablets are your controllers! The gut-busting, say-anything, no-rules party game!

Climber Animals is a challenging and dynamic parkour game for 1-8 players. In this game,overcome obstacles and climb to the top with your friends. If you fall, your progress is lost and you start over. Keep your balance on this challenging climb and compete with your friends to reach the top.

A team based PVP game where groups of up to 8 players must work together to operate a tank!

West Hunt is a 1-8 player social deduction game set in the Old West! Among the hardworking townsfolk hides an Outlaw or two causing mischief and mayhem across town. Luckily, there are eagle-eyed Sheriffs ready to sniff them out! No matter what role you play, you're sure to have a hog-killin' time!

CONTROL FANTASY RACES, SET OFF TO CONQUER NEW LANDS, OVERTHROW YOUR ENEMIES AND CLAIM THE VICTORY! In this digital adaptation of the legendary board game, dive into a world inhabited by whimsical fantasy races.

A space game about swinging trash into things and dying.

The chaotic co-op railroad construction game is back! Team up with your friends to build a railroad through procedurally generated worlds with new biomes and bosses. Permanently upgrade your character and engine, even create your own levels - just don‘t let your train derail!

A fun hidden role game where you backstab your co-workers and get mad at your co-workers for backstabbing you. (6-10 players)