Best Sci-fi Steam Games on Sale
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games.
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TerraTech Worlds
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Bears In Space
Unleash your inner bear in this over-the-top bullet-hell FPS! Embark on a zany retro-futuristic adventure and destroy oil-thirsty robots with an outrageous arsenal. Transform into a bear, wield unique powers, and embrace the absurd fast-paced action of Bears in Space!
Horizon Forbidden West™ Complete Edition
Experience the epic Horizon Forbidden West™ in its entirety with bonus content and the Burning Shores expansion included. The Burning Shores add-on contains additional content for Aloy’s adventure, including new storylines, characters, and experiences in a stunning yet hazardous new area.
Midnight Ghost Hunt
The chaotic multiplayer hide-and-seek game. Possess seemingly harmless objects as Ghosts or chase them down as Hunters before the clock strikes midnight!
Outcast - A New Beginning
Explore the breathtaking alien world of Adelpha, support the local Talans in their struggles and fight your way through fast-paced battles against invading robot forces in this 3rd-person, open world, action adventure sequel to the 1999 cult classic.
Contra: Operation Galuga
The legendary Contra series returns! This reimagining of the classic run-'n'-gun action game from the ‘80s features new stages, new enemies, new play mechanics, and co-op combat for up to 4 players!
Subterrain: Mines of Titan
Awaken from an abandoned stasis pod and discover a doomed mining camp on Titan in an uncompromising turn-based survival RPG. Survive the evolving horrors that lurk below and craft equipment, research new gear, fight against overwhelming odds, or even discover your true fate.
Sid Meier's Alpha Centauri™ Planetary Pack
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Between the Stars
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Berserk Boy
BERSERK BOY is a high speed action packed Platformer, with Metroidvania elements. Packed with vibrant and stylish pixel art. Go Berserk! as you change into different forms and use the power of Lightning, Fire, Ice, Air, and Earth to save the planet!
Pacific Drive
Face the supernatural dangers of the Olympic Exclusion Zone with a car as your only lifeline in this driving survival adventure! Scavenge resources, load up your trusty station wagon, and drive like hell to make it through alive.
Ultros
ULTROS is a psychedelic metroidvania where you wake up stranded on The Sarcophagus — a cosmic uterus holding an ancient, demonic being. Trapped in the loop of a black hole, you will have to explore The Sarcophagus and meet its inhabitants to understand the part you play...
HELLDIVERS™ 2
The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.
River Town Factory
If possible, would you like to go back to ancient times to start a factory, refine oil, or even build a large computer? With the accidental fall of a meteorite, you traveled back to River Town a thousand years ago and became a workshop owner. And the story will begin from here……
Oblivion Override
An intense, hardcore action side-scroller. Maneuver as a ninja killerbot through dynamic wastelands with 26+ specialized weapons. Dodge, dash, and dominate. A homage to Metroidvania and Roguelike: customize atomic evolution, breach intricate alert levels to decrypt the Oblivion Code...
The Universim
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
New Cycle
New Cycle is a city building game with focus on survival. After an apocalyptic series of solar flares, human society has been thrown into disarray. Establish a settlement and develop it all the way from humble beginnings to industrial metropolis.
Computer Repair Shop
Become a dishonest computer repairman, steal rams. Burn the motherboards!
Picayune Dreams
Picayune Dreams is a roguelike blend of bullet heaven horde survival, and bullet hell gameplay. Adrift across the endless void, you must fend off thousands of nightmarish and otherwordly creatures. Uncover a mysterious and surreal story. And don't forget. You mu [TRANSMISSION INTERRUPTED...]
Turok 3: Shadow of Oblivion Remastered
Finish the hunt in this epic finale to the Turok Trilogy. Pick up immediately after the events of Turok 2: Seeds of Evil, with dual protagonists Joseph and Danielle Fireseed, of the Turok family tree, as they battle the titular antagonist Oblivion and its followers, the Flesh Eaters.
Valfaris: Mecha Therion
Therion returns as the hunt for Lord Vroll continues. Pilot an advanced machine of death and destruction in this explosive 2.5D side-scrolling shoot ‘em up, and sequel to the critically acclaimed Valfaris. Strap in and unleash mecha hell!
Worldless
Worldless is a stylised 2D platformer with a unique combat system and a mind-bending interpretative narrative. Players embark on a journey of self-growth and understanding, pushing the limits of their nature in a newly born and abstract universe.
The Expanse: A Telltale Series
Take on the role of Camina Drummer and explore the dangerous, uncharted edges of the Belt. From scavenging wrecked ships in a zero-g environment, to combating fearsome pirates, you make the difficult choices in this latest Telltale adventure. All five episodes playable at launch!
Loddlenaut
Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!
Universe For Sale
A space station nestled in the clouds of Jupiter. A bizarre bazaar where a young, worried woman crafts entire universes in the palm of her hand. A mysterious cultist who's stripped the flesh from his bones in order to reach enlightenment. Here, there's a universe for sale. You buying?
American Arcadia
American Arcadia is a cinematic puzzle game that combines a 2.5D platformer and first-person game to tell the tale of a thrilling escape. Experience the extraordinary story of Trevor, an average man escaping from the world's most popular reality tv show.
Cobalt Core
A sci-fi roguelike deckbuilder with a deep new single-axis spin on tactics games! Dodge missiles, line up your cannons, and blast 'em out of the sky... Then get to the bottom of these time loops, before it's too late!
Risk of Rain Returns
Carefully designed, beautifully remastered, and loaded with new ways to play—Risk of Rain is back and better than ever! Dive into the iconic roguelike full of unique loot combinations, enhanced with new Survivors, overhauled multiplayer, fan favorite content from Risk of Rain 2, and more!
Survivors of the Dawn
A roguelite horde-survival bullet heaven with QUINTILLIONS of bullets over QUINTILLIONS of hordes. Mix weapons with items, modify, control chaos at terminals and break through tightening waves.
The Invincible
Rethink human’s dominion in The Invincible: a story-driven adventure set in a hard sci-fi world by Stanisław Lem. Discover planet Regis III as scientist Yasna, use atompunk tools looking for a missing crew and face unforeseen threats. Make choices in a philosophical story that’s driven by science.
Iron Marines Invasion
Prepare to take off, soldier! The galaxy needs your strategy! Prove your RTS expertise, explore an entire galaxy and defend it from a threatening invasion.
STAR OCEAN THE SECOND STORY R
In this science fantasy RPG, choose between Claude or Rena, play through their perspectives, and unlock various endings. Recruit allies and defeat foes in fast paced real-time battles.
RoboCop: Rogue City
Become the legendary part man, part machine, all cop hero and deliver justice in Old Detroit.