Co-op & Multiplayer Games

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

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

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.

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

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

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.

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!

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!

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.

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.

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!

FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.

The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

Fight, sneak, and hack your way through randomly generated cities. It's like Nuclear Throne meets Deus Ex, mixed with the anarchy of GTA. Rogue-lite meets immersive sim, and goes completely insane.

Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?

Roboquest is a fast FPS Roguelite in a scorched futureworld. You're a rebooted Guardian, ready to kick some metal ass! Fight with your buddy or by yourself and annihilate hordes of deadly bots in ever-changing environments.

It's a fight for the future of the planet between the Ravagers, a merciless swarm of alien invaders, and the Earth Defense Force (EDF) in this third-person shooter.Play as four different classes in over 80 missions with a range of 800 weapons at your disposal.Co-op play supported.

A top-down adventure game in a coloring book world full of vibrant characters. Use painting powers to explore, solve puzzles, make friends, and draw on anything! From creators on Wandersong + Celeste.

Wrangle the hands and arms of a 1970s space cosmonaut and push, pull and twist your way through an increasingly precarious range of physically simulated stellar scenarios, where without gravity, nothing is still, nothing is secure, and nothing is simple.

Five-star tower defense with unrivaled depth and replayability. The Bloons are back in full HD glory and this time they mean business! Build awesome towers, choose your favorite upgrades, hire new Special Agents, and pop every last invading Bloon in the most popular tower defense series in history.

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

Three Heroes make their way through a fairytale world of forgotten ruins, scheming goblins and incredible contraptions, featuring physics-based puzzles, beautiful sights and online and local co-op.

Build and run your own waterpark solo or with friends. Design slides, send guests flying with ragdoll physics, manage staff, and fully customize your park. Turn total madness into a diamond five-star empire in this first-person management simulator!

Tetris® Effect: Connected adds an all-new robust multiplayer expansion to the huge variety of addictive and innovative single-player modes that Tetris Effect is known for, with all-new co-op and competitive online and local multiplayer modes!

RABBIT & STEEL is a co-op action roguelike that recreates the essence of high-level MMO raiding in a randomized, simplified, bunny-sized package. Choose your class, gather your rabbit-eared companions and battle your way to the Moonlit Pinnacle!

"Monster Prom 2: Monster Camp" brings you more of the world's best (and maybe only?) multiplayer dating sim; but in a way you've never expected!

Crawl is the local multiplayer dungeon crawler where your friends control the monsters! Battle through dungeons and power up your hero - if a friend kills you they take your place and it’s their turn to crawl. It's a race to gain enough XP and loot to take on the hulking final boss!

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!

A spy-chicken tries to save the world from doom in this runner/shooter game that has a little bit of everything with a touch of chicken and anime girls on top. Run for your life in 6 different worlds and shoot your way through tons of enemies until you become a legend.

Experience your music collection like never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.

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!

Slice and dice your friends with boomerangs in this frantic physics party game. Join a crew of your favorite foods as you grill, chill and spill your enemies. Discover ridiculous power-ups and stack them together in deadly combinations.