Sci-fi Games
Discover 17652 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17652 games tagged with sci-fi
0Still Alive: Hollowed Horizon
Take a long journey through a beautiful world. Climb high peaks, swim wild rivers, and survive in a place where nature won. You are all alone. Find out what was left behind.
0FRACTURED RED
A science fiction visual novel. Deep beneath the surface of Mars lies a secret that will change everything. Six researchers. One rift. No one will return the same.
0EchoShell
EchoShell is a story-driven adventure game with free AI dialogue as its core gameplay!
0Still Stars Echo
An atmospheric science-fiction journey across distant alien landscapes. Traverse monolithic structures, solve intricate puzzles, and uncover the story of a lost civilization written among the stars.
0Libido Space
This is a pixelated action game set in a certain universe, in which the protagonist is given a rescue mission and enters a spaceship alone, rescuing the inhabitants and battling monsters.
0Rhea of the Remnant
Rhea of the Remnant is a mech Tactical RPG in which you command a small number of allies to defeat a large number of enemies.
0UNIVERSE SLIME
UNIVERSE SLIME is a destruction action game where everything is destructible. Control the UNIVERSE SLIME, destroy towns and cities, swallow everything, and become a new star to replace the sun and save the solar system.
0Is the Vat Utopia or Dystopia?
"We regret to inform you that the Earth has been demolished." Coming next—a "Human Observation Documentary" starring "Landmine Girl"(fake) and "Nerd" (so-called).
0Tanki Classic
Tanki Classic is the free-to-play MMO-shooter with real-time PvP-battles. Throw yourself into furious tank battles shoulder to shoulder with other living players and master your skills!
0ExoDomia
Exodomia is a narrative-driven, action-adventure game set on the robotic world of Salakar V! In this fast-paced combat experience, you will encounter many dangerous creatures and enemies as you navigate a story of struggle and survival.
0Micro Solar Punk
Micro Solar Punk is a hybrid tactical strategy game combining RTS and TBS. Reposition, attack, and survive while building the foundations of a new, miniature human civilization. But its ambitions will face the retaliation of the true owners of the land: the insects.
0Parsector
In Parsector, you play the role of a starship captain at the outer rim of the galaxy. Begin the game in your own fighter ship, accept missions, mine space metal, and build your way up to a capital flagship while you dodge Imperial blockade drones & avoid the Starshadow Guild's harvester crews.
0Go Ahead
A third-person action game that challenges your reflexes and reasoning with deadly traps, puzzles, and precision. Overcome extreme laboratory trials and discover what awaits you beyond the next step.
0Sabotrix
Sabotrix – A New Kind of Trolling Game! Use cunning strategy, precise control, and a variety of skill combinations to sabotage your enemies' operations and bring down those who seek to corrupt the Matrix World!
0Underneath The Strata
This is an underground sandbox adventure game where you have to survive alone and fight against bizarre primitive and mutant species. Build shelters, grow food, raise animals, drive mecha, and explore deeper.
0Astroops
AsTroops is a roguelike card-based space combat game. Build your fleet, choose cards with machine gun, rocket, and electric weapons, and fight real-time battles to break the alien blockade.
0Neoteria
A classic shoot-em up where you avoid waves and waves of enemies coming and shooting at you. This is NOT a Bullet hell shooter.
0Intentional Bugs
Use this device to find the friendly bugs that live in your computer! Observe, interact, and identify these funny little creatures and share your discoveries with your friends! Become a bug researcher and name your new species!
0Crimson System: VɅΔ Protocol
A dark retro-FPS born from a solo AI-creation experiment. Blast your way through a vampire-ruled station, slay twisted enemies, and uncover the secrets of the VɅΔ Protocol
0Septaluna
First your brother vanishes on a space freighter, then the military buries the case deeper than grandma’s secret pie recipe. Now - three years later - the ship’s sending signals. Time to hack, snoop, and stir trouble — and uncover a mystery of unexpected scale.