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New & popularwith Steam keys tagged Sci-fi (145 results)

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BEACON
$19.99
Mutate yourself to victory as you scavenge an uncharted alien planet in this stylish sci-fi action rogue-like.
Action
GIF
Hard sci-fi, top-down space simulator, with every aspect backed up by real physics and science.
Simulation
GIF
Sipho
$13.99
Design a creature and eat your way to the top of the food chain.
Simulation
GIF
A slapstick rampage. Outsmart everything that wants you dead with your grabby robot arm. Improvise and CREATE!
Platformer
Science fantasy action roguelike top-down shooter
Action
Take part in the adventures of "SUPER BOT", an action adventure game from a third person perspective.
Action
GIF
Jet-combat roguelite, occasionally with swords and 300+ other items to strap onto your jet.
Action
An epic turn-based space 4X strategy game and spiritual successor to Master of Orion II: Battle at Antares!
Strategy
The well back to your job has been absorbed inside a sasquatch sex amulet.
Adventure
Slipways
$16.99
Weave isolated planets into a vast trade empire. Enjoy the depth of a space grand strategy game in 60 minutes flat.
Strategy
Take the challenge of surviving waves of increasingly difficult evil mutants! Grab a friend to hunt and slay them.
Shooter
Converter
$11.99
Escape the hellish planet 50Y-80Y in a beautiful puzzle platformer RPG.
Platformer
LightWave
$14.99
LightWave is a 2D pixel platformer featuring highspeed, fluid movement.
Platformer
You are the Emperor, not a logistics officer. Audiences, assassins, imperial court, disloyal admirals.
Strategy
GIF
⚠ Some parts of this game may be considered extreme bullet hell. ⚠
Shooter
A cyberpunk and solarpunk adventure-romance that explores a world where one side is forever day and the other, night.
Visual Novel
You just couldn't keep your hands off of it... could you?
Action
Looter shoot 'em up!
Shooter
A cooperative submarine roguelike set in a Verne-inspired undersea universe.
Action
GIF
Outta Gas
$19.99
A post-apocalyptic RPG with turn-based SHOOTING GALLERY combat. Blast away body tiles to damage monster stats!
Role Playing
Ironseed
$14.99
Ironseed 25th Anniversary Edition
Role Playing
GIF
open-world galaxy adventure game
Adventure
GIF
Story-driven sci-fi fantasy shooter with procedural missions, deep weapon customization and action/adventure elements
Shooter
10 Tales of Terror from 10 Twisted Minds. Made in only 7 Sleepless Nights.
Action
A game about photographing aliens so that your employers can turn them into toothpaste.
Adventure
Tactical Roguelike Space Adventure
Strategy
GIF
Steam Marines 2 - a steampunk tactics game
Strategy
GIF
An exiled Talifan hermit has left a mysterious Codex for his future visitors. Inspired by the famous Voynich manuscript.
Adventure
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