Co-op

Transformice Adventures is a multiplayer action-RPG set in the world of Transformice, featuring combat, exploration, pet care and a storyline! Stay tuned for development news!

Work alongside your friends to collect all the cosmic diamonds in a co-operative chaotic party platforming performance. Play as one of four aliens, each with their own unique ability. *CAUTION: Flashing lights in game may induce seizure*

A free isometric MMORPG built in 2002 on the Astonia 3 engine — still running, still unforgiving, still free. No microtransactions. No hand-holding. Just a brutal old-school MMO kept alive by a community that refused to let it die.

Sport videogame based in crossminton, an emerging racquet sport where the players play in two separated fields without net and using a custom flyer and racquets. It can be played as single 1 vs 1 or doubles 2 vs 2.

Action packed arcade game with numerous intricate puzzles involving fun, colorful food. Multiple modes to choose from with 100+ levels. Retro tile matching mechanics with challenging, new & unique features. Compete with your friends locally or online with Steam's Remote Play Together feature!

How many waves of enemies can you repel? Build and upgrade towers, sharpen your swords and arrows, prepare spells and fight off all the enemies, by yourself in single-player or with friends in co-op mode!

Wake on a floating island and find the way home with your friends. Gather, craft and build on Haven, hunt across islands linked by magic teleporters, help Jamie run his farm, and unwind at the festival square and The Beast coaster.

Sage Ball is a local multiplayer sports game where players choose from one of several magical users to compete in scoring points by getting the ball in the other player's goal.

A multiplayer action shooter voxel style game

Step into the jigsaw puzzle world with a cozy twist.

Take on overpowered Giants with your friends! Specialize into classes, stock up on potions, and work together with your fellow Gnomes to beat these Giants in their own arenas!

The player slips into the role of the android, one of the 8 crew members in "Space Escape VR". There are 8 different jobs to choose from. The aim is to complete the rescue ship before the research ship explodes. "SpaceEscapeVR" can be played cooperatively with up to 8 players