Tower Tag
Tower Tag is the original hyper-dynamic futuristic paintball like PVP shooter with a grappling hook locomotion method that becomes second nature instantly. Without any motion sickness!...
181 篇评测中 90% 为好评当前玩家: 0US$9.99
动作（Sci-fi）：适合一起玩的游戏
可以和朋友在线一起玩的动作（Sci-fi）游戏共 522 款，包括Tower Tag、Stellar Survivor和Punch Planet - Early Access。
全部游戏: 24
Stellar Survivor
Stranded on an alien planet, you must defend your Powercore! Use your weapons to fight hordes of alien enemies and strategically use traps in this new FPS tower-defense survival game!
176 篇评测中 64% 为好评当前玩家: 0免费
Punch Planet - Early Access
Punch Planet is a Competitive Sci-Fi 2D fighter with a rich and immersive universe, spanning exotic planets, advanced cities, and alien races.
172 篇评测中 91% 为好评当前玩家: 0US$19.99
TimeShifters
TimeShifters is an old school first person shooter inspired by games like TimeSplitters and GoldenEye.
168 篇评测中 92% 为好评当前玩家: 0US$4.99
Antigraviator
Antigraviator is a sleek new take on the anti-gravity racing genre. Use traps, power-ups and boosts to overtake your opponents and dominate the track in single player or multiplayer mode. With no speed limit holding you back, Antigraviator delivers the fastest racing experience of the future.
167 篇评测中 62% 为好评当前玩家: 0US$19.99
Liquidation RTS
Enter the war-torn world of Veá, where sci-fi and fantasy collide in Liquidation, an immersive RTS. Lead your armies and harness powerful abilities in a high-stakes battle for Quenrium, the mysterious substance that holds Veá’s fate.
167 篇评测中 89% 为好评当前玩家: 0US$21.99
Jetman Go
Engage in multiplayer gunfights that you are free to fly in the sky play like no FPS you've played before. you can choose 4 guns with a totally level playing field and 18 beautiful maps with different strategies. Equip your jetpack and Fight in the sky!
165 篇评测中 81% 为好评当前玩家: 0US$1.99
Star Control I and II
Explore a vast universe with pulse-pounding action, side-splitting humor, and hair-raising plot twists in these 2 classic space adventure games.
164 篇评测中 81% 为好评当前玩家: 0US$1.99
G-Darius HD
You will see the creation of new lives... Capture enemies and fire them back at their allies as enormous beams of energy in this horizontally scrolling shooting game, featuring 5 versions of G-Darius with new features, enhancements, and Steam exclusive extras!
162 篇评测中 93% 为好评当前玩家: 0US$29.99
Space Elite Force
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!
158 篇评测中 87% 为好评当前玩家: 0US$2.99
Space Quest: 2099
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!
155 篇评测中 90% 为好评当前玩家: 0免费
Brave Escape
Embark on a thrilling co-op adventure in 'Brave Escape,' a challenging platformer demanding teamwork to conquer perilous traps and treacherous terrain.
151 篇评测中 98% 为好评当前玩家: 0US$19.99
Tesla Force
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!
151 篇评测中 76% 为好评当前玩家: 0US$16.99
VOLTED
Tanks, flying cars, giant bugs, lots of guns, bullet rain - it's INSANE! PS: don't forget to take your friends with you.
151 篇评测中 84% 为好评当前玩家: 0US$4.99
Project X: Light Years
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.
150 篇评测中 93% 为好评当前玩家: 0US$17.99
Cold Space
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?
149 篇评测中 75% 为好评当前玩家: 0免费
Foobar Zero
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!
149 篇评测中 81% 为好评当前玩家: 0免费
SCP: ReEnter
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.
147 篇评测中 65% 为好评当前玩家: 0免费
Ironsand
Ironsand is a co-op titan-slaying FPS roguelite set on a desert planet where powerful builds and team synergy are everything
146 篇评测中 67% 为好评当前玩家: 0US$9.99
Survivor Mercs
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!
146 篇评测中 69% 为好评当前玩家: 0US$9.99
Diesel Legacy: The Brazen Age
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.
145 篇评测中 91% 为好评当前玩家: 0US$19.99
FEAR OF FAITH
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
143 篇评测中 76% 为好评当前玩家: 0US$7.99
Astrumis - Survive Together
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.
142 篇评测中 71% 为好评当前玩家: 0US$4.89
Battle Engine Aquila
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.
142 篇评测中 92% 为好评当前玩家: 0US$9.99