オンラインでみんなと遊べるSci-fiゲーム703本。Life Not Supported、Guiding Light、Space Elite Forceなど。
すべてのゲーム: 24
You are the lone survivor orbiting a potential new home planet, tethered to what’s left of your ship. Gather nearby debris and assemble a make-shift vessel in an attempt to survive the harsh realities of space. Maybe you'll live long enough to uncover the truth behind the ship's malfunction...
Guiding Light is a co-op game in which you and a friend need to rescue stranded aliens from all kinds of sticky situations. One player is an alien who goes down to the planet to execute the rescue operation, while the other pilots the UFO to help guide the alien on the ground.
Gear up for an intergalactic thrill ride! Space Elite Force is a frenzied space-shooter packed with weapon customization and epic boss battles. Take command of your ship and fight for the survival of humanity!
BLAST YOUR WAY through the UK's forgotten favourite space adventure: Space Quest 2099!Enjoy combat and movement based on the designs of the Quake 3 engine. Go alone or team up and shoot baddies in cooperative episodes with FULL MOTION VIDEO with SPECIAL EFFECTS!
We have retired online multiplayer support for Ultimechs and transitioned the game to a single-player-only experience. Thank you to everyone who has competed in the arena with us over the years.
Embark on a thrilling co-op adventure in 'Brave Escape,' a challenging platformer demanding teamwork to conquer perilous traps and treacherous terrain.
With science as your super power, charge up your coils and zap into action! Tesla Force is a rogue-lite top-down shooter featuring endless procedural gameplay with tentacle splitting action. Play as Tesla, Curie, Lovecraft and Shelley and blast the cosmic horror back into the galactic abyss!
Tanks, flying cars, giant bugs, lots of guns, bullet rain - it's INSANE! PS: don't forget to take your friends with you.
To find their way home, two survivors journey to unravel the mysteries of the past.
The official Project X sequel ✨ Back after 30 years!🎮 A demanding, skill-based experience that rewards patience and mastery. Not every game is for everyone — this one is for players who love a real, fair challenge. Try the demo and see if you’re up for it. Failure teaches. Mastery rewards.
Fast team-based one-shot-one-kill shooter. Cold War gave a start for a huge conflict in space. Grab your knife and pistol, turn on your force-field and fight in the name of your motherland. But is it possible to survive for more than ten seconds in this slaughter?
Foobar Zero is a fast-paced multiplayer shooter game, with anime characters. Customize your characters with various outfits, create your own loadout with futuristic guns and swords, and dominate your enemies with superior movement!
Ironsand is a co-op titan-slaying FPS roguelite set on a desert planet where powerful builds and team synergy are everything
SCP: ReEnter is a free, asymmetrical multiplayer FPS set during a massive containment breach. Players are randomly assigned to Humans or SCPs. Fight to secure the facility, escape, or slaughter everyone with seven playable anomalies.
Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.
A multiplayer roguelike about teamwork, survival...and cute animals in space! Play with a few friends or join a streamer's crew of dozens as you work together to battle aliens across the vast Rogue Space.
Purge the billionaires' robot army with your Merc squad! Fast-paced twin-stick action, frantic horde survival, tactical squad-building & tons of loot! Exploit game-breaking synergies to beat the M.E.G.A. Corp. bosses in ever-changing operations. Lock, load, and loot, Commander!
Diesel Legacy is a 2v2 fighting game where four players battle on the same stage at the same time. This unique twist on the traditional fighting game formula adds an entirely new layer of strategy where cooperation will become the key to success.
FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players. Load the torpedoes, dodge incoming fire, and eliminate the enemy.
FEAR OF FAITH is a 1-4 player co-op survival horror game where cloned soldiers raid cursed WWII bunkers. Choose your class, combine spells and drink BEER to keep your FEAR away, or face a fate worse than DEATH
Astrumis - Survive Together is an exclusively co-op horror game. One player controls a survivor on an abandoned spaceship and the other the ship itself. They must work together to survive against the mysterious monster.
The forces of the Forseti and the evil Muspell are in a fight to the death. You are Hawk Winter, plucked from obscurity to pilot Battle Engine Aquila. Airborne or on land, your tactics and Aquila's firepower must combine to blaze a trail to lift the Forseti from oblivion.
Millions of players worldwide have flown, built, and fought their way through Captain Forever. CF Trilogy brings Captains Forever, Successor, and Impostor to Steam with a beautiful new renderer, new modules, and a reimagined world written by acclaimed novelist Cassandra Khaw.
IT Simulator is a co-op horror game where two players attempt to return power to an office building. Take the role of the all-seeing Control Room or the stealthy Repair Technician as you risk everything to d̶i̶s̶c̶o̶v̶e̶r̶ ̶t̶h̶e̶ ̶t̶r̶u̶t̶h̶ escape.