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9.63
Score: 8.80
The XCOM: Enemy Unknown - Slingshot Pack is Now Available!
| | | | Windows · Linux · Single-player · Multi-player · Cross-Platform Multiplayer · Steam Achievements · Full controller support · Steam Trading Cards · Steam Cloud
Turn-Based StrategyTacticalStrategySci-fiTurn-Based
11.52
Score: 8.42
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
Portal 2HIGHLY RATED
| | | | | | Windows · Mac · Linux · Single-player · Co-op · Online Co-op · Steam Achievements · Full controller support · Steam Trading Cards · Captions available · Steam Workshop · Steam Cloud · Stats · Includes level editor · Commentary available · Remote Play on TV · Remote Play Together
PuzzleCo-opFirst-PersonSci-fiComedy
10.59
Score: 8.41
1998. HALF-LIFE sends a shock through the game industry with its combination of pounding action and continuous, immersive storytelling. Valve's debut title wins more than 50 game-of-the-year awards on its way to being named "Best PC Game Ever" by PC Gamer, and launches a franchise with more than eight million retail units sold worldwide.
Half-Life 2HIGHLY RATED
| | | | Windows · Mac · Linux · Single-player · Steam Achievements · Steam Trading Cards · Captions available · Partial Controller Support · Steam Cloud · Includes Source SDK · Remote Play Together
FPSActionSci-fiClassicSingleplayer
6.30
Score: 8.41
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
| | Windows · Single-player · Multi-player · #category_online_multiplayer · Co-op · Online Co-op · Steam Achievements · Full controller support · Steam Cloud
Open WorldSpaceExplorationSci-fiFirst-Person
10.50
Score: 8.32
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
PortalHIGHLY RATED
| | | Windows · Mac · Linux · Single-player · Steam Achievements · Captions available · Partial Controller Support · Includes level editor · Includes Source SDK · Commentary available · Remote Play Together
PuzzleFirst-PersonSingleplayerSci-fiComedy
10.09
Score: 8.27
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.
| | | Windows · Mac · Linux · Single-player · Steam Trading Cards · Remote Play on Phone · Remote Play on Tablet
Rogue-likeSpaceStrategySci-fiIndie
7.46
Score: 8.24
Endless Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious Endless universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?
| | | | Windows · Mac · Single-player · Multi-player · #category_online_multiplayer · Cross-Platform Multiplayer · Steam Achievements · Steam Trading Cards · Steam Workshop · Steam Cloud
StrategySpaceSci-fi4XMultiplayer
8.69
Score: 8.12
As Commander Shepard, you lead an elite squad on a heroic, action-packed adventure throughout the galaxy. Discover the imminent danger from an ancient threat and battle the traitorous Saren and his deadly army to save civilization. The fate of all life depends on your actions!
Windows · Single-player
RPGSci-fiStory RichActionThird-Person Shooter
8.32
Score: 8.02
Bethesda Game Studios, the award-winning creators of Fallout 3 and The Elder Scrolls V: Skyrim, welcome you to the world of Fallout 4 – their most ambitious game ever, and the next generation of open-world gaming.
| | Windows · Single-player · Steam Achievements · Full controller support · Steam Cloud · Remote Play on TV
Open WorldPost-apocalypticExplorationSingleplayerRPG
8.57
Score: 7.92
Explore and discover a spectacular and ever-changing universe! Paradox Development Studio, makers of the Europa Universalis and Crusader Kings series, and publishers of the best-selling Cities: Skylines, presents Stellaris, advancing the genre of grand strategy to the very edges of the universe.
| | | | | Windows · Mac · Linux · Single-player · Multi-player · Cross-Platform Multiplayer · Steam Achievements · Steam Trading Cards · Steam Workshop · Steam Cloud
SpaceStrategyGrand StrategySci-fi4X
8.76
Score: 7.88
Recruit. Explore. Control.Two years after Commander Shepard repelled invading Reapers bent on the destruction of organic life, a mysterious new enemy has emerged. On the fringes of known space, something is silently abducting entire human colonies.
Windows · Single-player
RPGSci-fiStory RichThird-Person ShooterAction
Score: 7.80
The Master Chief’s iconic journey covers six Halo games, collected here in a single integrated experience that will be delivered over time and built for PC. Whether you’re a long-time fan or are meeting the Master Chief for the first time, The Master Chief Collection is the definitive Halo gaming experience.
Windows · Single-player · Online Multi-Player · Online Co-op
MasterpieceGreat SoundtrackFPSClassicMultiplayer
10.82
Score: 7.67
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
SubnauticaHIGHLY RATEDNEW
| | | | Windows · Mac · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · VR Support
SurvivalOpen WorldExplorationUnderwaterCrafting
8.63
Score: 7.58
You play Adam Jensen, an ex-SWAT specialist who's been handpicked to oversee the defensive needs of one of America's most experimental biotechnology firms. Your job is to safeguard company secrets, but when a black ops team breaks in and kills the very scientists you were hired to protect, everything you thought you knew about your job...
| | Windows · Single-player · Steam Achievements · Steam Trading Cards · Captions available · Partial Controller Support · Steam Cloud · Commentary available
CyberpunkStealthRPGSci-fiFPS
9.79
Score: 7.43
Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
Half-LifeHIGHLY RATED
| | Windows · Mac · Linux · Single-player · Multi-player · Online PvP · Steam Cloud · Valve Anti-Cheat enabled · Remote Play Together
FPSClassicActionSci-fiSingleplayer
7.23
Score: 7.43
Take control of your own starship in a cutthroat galaxy. Elite Dangerous brings gaming’s original open world adventure into the modern generation with a connected galaxy, evolving narrative and the entirety of the Milky Way re-created at its full galactic proportions.
Windows · Single-player · Multi-player · MMO · Co-op · VR Support · Partial Controller Support
Space SimSpaceOpen WorldExplorationSci-fi
9.05
Score: 7.33
Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.
| | | | Windows · Mac · Linux · Single-player · Steam Achievements · Full controller support · Steam Cloud
HorrorSurvival HorrorSci-fiAtmosphericAliens
3.38
Score: 7.28
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
| | | | | | Windows · Mac · Linux · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · Captions available · Steam Workshop · Steam Cloud
SpaceSimulationSci-fiActionSpace Sim
5.06
Score: 7.27
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.
| | | | | Windows · Mac · Linux · Single-player · Multi-player · Steam Achievements · Steam Trading Cards · Steam Workshop · Steam Cloud · Remote Play on Tablet
StrategyTurn-Based StrategySci-fiSpace4X
7.07
Score: 7.25
EVE Online is a community-driven spaceship MMO where players can play free, choosing their own path from countless options. Experience space exploration, immense PvP and PvE battles, mining, industry and a thriving player economy in an ever-expanding sandbox.
| | Windows · Mac · Multi-player · Online Multi-Player · MMO · Co-op · Online Co-op · Steam Trading Cards
SpaceMassively MultiplayerSci-fiSandboxMMORPG
8.42
Score: 7.21
XCOM 2 is the sequel to XCOM: Enemy Unknown, the 2012 award-winning strategy game of the year. Earth has changed and is now under alien rule. Facing impossible odds you must rebuild XCOM, and ignite a global resistance to reclaim our world and save humanity.
| | | | | Windows · Mac · Linux · Single-player · Multi-player · Cross-Platform Multiplayer · Steam Achievements · Steam Trading Cards · Steam Workshop · Steam Cloud
StrategyTurn-BasedTacticalTurn-Based StrategyAliens
8.44
Score: 7.17
In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.
| | | Windows · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · Steam Cloud
Sci-fiSpaceSingleplayerAtmosphericHorror
7.07
Score: 7.12
In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before.
| | Windows · Multi-player · MMO · Co-op · Steam Achievements · Full controller support · In-App Purchases
Free to PlaySci-fiSpaceMassively MultiplayerRPG
6.90
Score: 7.12
Endless Space is a turn-based 4X strategy game, covering the space colonization age in the Endless universe, where you can control every aspect of your civilization as you strive for galactic domination.
| | | Windows · Mac · Single-player · Multi-player · #category_online_multiplayer · Cross-Platform Multiplayer · Steam Achievements · Steam Trading Cards · Steam Cloud
Strategy4XSpaceSci-fiTurn-Based Strategy
9.44
Score: 7.09
Discover the world of Transistor, a sci-fi-themed action RPG from the creators of Bastion.
TransistorHIGHLY RATED
| | | | | Windows · Mac · Linux · Single-player · Steam Achievements · Full controller support · Steam Trading Cards · Steam Cloud
Great SoundtrackFemale ProtagonistIndieCyberpunkSci-fi
8.72
Score: 7.02
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
| | | | | Windows · Mac · Linux · Single-player · Multi-player · MMO · Co-op · Steam Achievements · Full controller support · VR Support · Steam Workshop · Steam Cloud · Valve Anti-Cheat enabled · Includes level editor
SurvivalOpen WorldDinosaursMultiplayerCrafting
8.10
Score: 7.02
Only the Dead Survive. A massive deep-space mining ship goes dark after unearthing a strange artifact on a distant planet. Engineer Isaac Clarke embarks on the repair mission, only to uncover a nightmarish blood bath — the ship's crew horribly slaughtered and infected by alien scourge.
| Windows · Single-player · Full controller support
HorrorSci-fiActionSpaceThird Person
8.95
Score: 7.01
Half-Life® 2: Episode Two is the second in a trilogy of new games created by Valve that extends the award-winning and best-selling Half-Life® adventure. As Dr. Gordon Freeman, you were last seen exiting City 17 with Alyx Vance as the Citadel erupted amidst a storm of unknown proportions.
| | | Windows · Mac · Linux · Single-player · Steam Achievements · Captions available · Partial Controller Support · Steam Cloud · Stats · Includes Source SDK · Commentary available · Remote Play Together
FPSActionSci-fiSingleplayerShooter
8.09
Score: 7.01
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.
| | Windows · Single-player · Multi-player · Online Multi-Player · Local Multi-Player · Co-op · Online Co-op · Local Co-op · Steam Achievements · Steam Trading Cards · Steam Cloud · Includes level editor
StrategySpaceRTSSci-fi4X
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