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.

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.

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.

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.

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.

Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!

Command military Special Ops Teams in gripping tactical combat against a Middle East-based terrorist network. Sequel to RockPaperShotgun's "Best Tactics Game of 2014".

GARBANZO QUEST! The crazy bullet-heck platformer where your main weapon is your own spit! Bring a friend! Hand-crafted challenges, secrets, and branching paths galore!

Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!

{{An RTS inspired by the classics of the past!}} Making up for it's subpar retro graphics with fun gameplay and modern multi-threaded tech enabling huge battles to run smooth... Featuring singleplayer challenges, skirmish, sandbox, 10-player multiplayer & workshop modding.

a hostile interpretation of the immersive sim, where nothing is planned, and everything works

Flock Around is a multiplayer bird watching game. Explore a nature sanctuary with friends, snap pictures of birds, and fill out the guide book!

KILL IT WITH FIRE! 2 is the ultimate co-op spider-hunting experience! Either solo or as a team of Exterminators, unleash an arsenal of crazy weapons, wreak havoc, and complete dozens of challenges across seven dimensions under spider siege.

Team up with your raccoon squad in this physics-based co-op adventure for up to 6 players. Scavenge trash, fill your stolen wagon, and haul it to Raccoon Paradise. Live your best raccoon life.

The two adventurers Handy and Dandy have caused a dimensional tear which is now separating them and the entire cave where they have to solve platforming puzzles to reunite again in this 2D co-op game.

Choose one of four heroes and explore the Garden, an astral prison guarded by 12 powerful mystical bosses: the Zodiacs. Challenge them with dozens of unique spells and faithful friends by your side to unfold the story of this platform roguelite with lightning fast combat.

This is a hot barrage shooting game. Destroy enemy planes with powerful firepower, shuttle and evade in the barrage. Various scenes with rich colors Planets, Fire Stars, Jupiter Stars, Water Stars, and huge battleships. It's time to drive a space fighter and show your strength! !

Congratulations on your new career at B.A.N.K.! Go it alone or with friends (1-4) — serve customers, uphold the bank's reputation, climb the corporate ladder, and find success in your work. It's all up to you!

LIZARDS MUST DIE 2 is a cooperative slasher action game, a high–quality continuation of the SENSATIONAL first part. Insidious lizards attacked the lands of the Rus again. HYPERBOREA is on fire and only the GLORIOUS HEROES can kick the invaders from their homeland.

The Other Side is a co-op psychological thriller for up to 6 players. Your goal is to investigate haunted locations using modern ghost hunting equipment, gather evidence, identify entities, and cleanse them from the location. Customize your character, headquarters, and more.

The shareware legend DemonStar comes soaring back with new game modes and revised gameplay. Originally published in 1997, DemonStar has earned the Computer Gaming World's "Shareware Game of the Year 1999" award..

Doll Impostor is a horror game where 1-4 players take on the role of guardians of possessed dolls. Work together to identify the impostor doll before 9 a.m, or face dire consequences. Every hour counts in this tense, fear-filled race against time.

A BRAZILIAN BOOMER SHOOTER GAME MADE USING THE ID TECH 2 ENGINE! SHOOT, JUMP, EMBARK ON A JOURNEY THROUGHOUT THE STATE OF RIO DE JANEIRO, HELL AND EVEN HEAVEN! SAVE BRAZIL!

TYPE TO KILL in this survival horror adventure. Alone or with friends, explore a sprawling cursed film studio as its horror movies bleed into reality. Choose from a roster of characters then plan your escape from this bloody homage to old school horror. But remember... death is just a typo away.

Embark on a thrilling co-op adventure in 'Brave Escape,' a challenging platformer demanding teamwork to conquer perilous traps and treacherous terrain.

It's exactly what it sounds like, but now with 100% more multiplayer. You are the tree and so is everyone else! You are equaled by no other, except maybe the forest... Relax and be the best tree you can be.

Super Cable Boy is a retro inspired platformer, where you are playing a living handheld gaming system with a power cord. Collect game cartridges to become more powerful and take on your quest to defeat "the Glitch", an entity that 1▧01☠01௹1‱☣∰0␢⌀▧ ..

Quest Master is a dungeon maker inspired by the classics that first made us love dungeon crawling. Unleash your imagination, alone or in local co-op, to make dungeons full of puzzles, traps and monsters. Upload them for others to explore and challenge yourself with other players’ creations.

"Parking Together!" is a chaotic co-op "parking" game! Navigate non-stop hazards to deliver a car to the goal that explodes instantly on impact... Work with your partner to overcome obstacles, clear stages, and conquer the Time Attack!

A casual airline management game set on Earth and Mars. Supports singleplayer and Steam co-op.

An atmospheric platformer with puzzle elements and split screen, where the player takes control of two characters at once. Immerse yourself in the ethnic world of two heroes, solve puzzles and overcome obstacles together, explore the fairy forest and other locations, help each other.