15 Action · FPS · Puzzle games your group can play together online, including Inferno Protocol, LOCKDOWN Protocol, and Heretic + Hexen.
All games: 15
A survival horror set in a massive maze. Play solo or 6-player co-op. Scavenge resources to craft gear and survive against terrifying enemies. Unlock unique abilities and find the exit.
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.
Step into the definitive re-release of two dark spell-casting shooters that shaped the genre. This enhanced restoration makes Heretic™ + Hexen™ available to new audiences and long-time fans with expanded accessibility across more platforms and languages than ever before.
Necrosis: Dawn of Dread is a full-length co-op survival horror experience inspired by the golden age of zombies. 15+ hours of missions, vehicles, puzzles, with many playable survivors await across a world consumed by the dead. No microtransactions, no shortcuts: just pure survival.
Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!
Fight through connected Half-Life campaigns and a wide range of community maps with friends online or over LAN. Revive teammates, solve map-built puzzles, and keep your group moving together.
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.
Polarity takes it to the next level, demanding all of your wits and reflexes. Full-featured local co-op campaign.
Sneak Thief is a first person, shooter, strategy, stealth and puzzle game that lets you choose how you want to play. Use your wits and expertise to setup and perform heists whether that be by using brute force to smash your way through or by getting away without making a sound.
USAC: Code Breach™ is a unique coop experience set in a cyberpunk universe. As a special police unit, you and your partner are called in to investigate the unexpected shutdown of a high-tech research facility. Between reflection and action, you must survive a situation that is beyond you.
『INVITATION To FEAR』 is a survival horror game for 1 to 4 players. After receiving one of the invitations, you will wake up in an unfamiliar place. Before long, you will realize that a terrifying creature is wandering around the building. Don't let "her" find you.
THE AWARD-WINNING CONCLUSION TO THE [ENIGMA] TRILOGY, [ECHOSTASIS] presents a world where our reality is not only curated by algorithms, but created by them.
Treasure Hunters: Prologue is a free version of 'Treasure Hunters', an intense, co-op treasure-hunting game set in mysterious dungeons filled with puzzles, platforms, and deadly creatures, where your goal is to find and steal the most valuable treasures
A Communication-Based, Co-Op game for 2P. Play either as the Scientist or the Hunter with communication as your only weapon to save your precious cat, Mimi, from deadly Superbugs!