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Top sellingwith Steam keys tagged Sci-fi (95 results)

Explore games with Steam keys tagged Sci-fi on itch.io · Upload your games with Steam keys to itch.io to have them show up here.

beautiful twine compilation
Adventure
Old-School FPS/Metroidvania Hybrid. Step through a portal to a mysterious world.
Shooter
Cyberpunk Adventure / Visual Novel
Visual Novel
God game with fully simulated genetics and evolution.
Simulation
Robothorium is a futuristic turn-based, rogue-like RPG
Role Playing
DriftForce is a super fast endless racing game.
Racing
Twin-Stick Action Game Where Bosses Pursue the Player from Room to Room
Action
Rock-Paper-Scissors with Aztec Lasers!
Shooter
2D space-sim in which you can fill any role from pilot to empire leader.
Simulation
GIF
Story-driven sci-fi fantasy shooter with procedural missions, deep weapon customization and action/adventure elements
Shooter
This gravity-defying 3D Platformer takes you on a surreal trip through a twisted virtual network.
Platformer
GIF
Design a creature and eat your way to the top of the food chain.
Simulation
In space no one can hear you KREEP
Action
Explore a mysterious half-sunken ruin on an alien world in this Low-Poly Action-Adventure game!
Action
Rogue-like, Sci-fi, Squad Based, Cave Diving, Platformer
Platformer
A sci-fi doctor simulation game
Simulation
Your crew mutinied and now you're stranded on an alien world. Low-Poly Action-Adventure game.
Action
A first person exploration science fiction mystery game. Fathom all the story exploring an abandoned cargo spaceship.
Adventure
Sci-fi Action Roguelite. Collect DNA from enemies and mutate yourself to victory!
Action
It is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y .
Platformer
Five days ago, Janet left her dorm to go on a date. She never returned.
Visual Novel
A mature dark sci-fi space opera with 24 different endings
Visual Novel
GIF
A sci-fi themed action platformer in a randomly generated world.
Platformer
An audio mystery set in a time loop. Record, rewind time and broadcast snippets of radio shows!
Interactive Fiction
steampunk vehicle adventure made of paper
Adventure
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
Battle the legions of the damned in the depths of space - and beyond.
Shooter
Make your choices. Live with the consequences. Good luck.
Adventure
(Steam key included) a Spelunky and Meat-boy love child in space
Platformer
CrossCode
$19.99
A retro-inspired 2D Action-RPG set in the distant future
Role Playing
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