Sci-fi Games

Discover 17664 sci-fi-tagged games on Steam. Find the best games with this tag.

Games with Sci-fi

Explore 17664 games tagged with sci-fi

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Starship Warbeasts

Become a space adventurer, a Lumen, and use Warbeasts to fight. Build your deck, fight against others, have fun for free!

The Undying Sea

The Undying Sea is a first-person exploration title about dealing with death, exploring a city in decline, and reaching out a hand to those who need it on a long-decaying oceanic city filled with once immortal beings now way too aware that they aren't immortal anymore...

Zero-G Guns

Zero-G Guns offers a new physics based way of moving in VR. Push against the environment, grab objects, and shoot yourself around using the recoil of your guns. Use your movement to stay alive while fighting enemy drones and find a way back home.

Reytrieve Odyssey

Reytrieve Odyssey is a vibrant 3D platformer starring a feisty android girl on a quest to retrieve mysterious data disks! Switch between powerful cartridges, explore giant colorful islands, and uncover the secrets of a broken world!

Peter's Apostles

Peter's Apostles is a strategy game of the Tower Defense genre set in a Cyberpunk world where you place a large arsenal of Towers, or here called Arms, capable of stopping and destroying the Malwares and Malicious programs and messages that threaten the security of the server you protect.

Abyssal Rust

Navigate an open-world ocean in a rusted submarine with monstrous creatures lurking in the depths. Collect artifacts, upgrade your submarine and descend into even deeper waters. If you didn’t fear the deep sea before, now you will.

BoB - Battle of Bots

Welcome to BOB, an adrenaline-pumping, action-packed game where your skills are the only thing standing between humanity and endless waves of robotic enemies! Your mission is simple: Survive for as long as you can, obliterating waves of enemies and leveling up to unlock new abilities and weapons.

Spiders and Spaceships

Blast and dodge asteroids while trying to collect fuel and ammunition to continue the onslaught, while your ship is slowed and damaged by the various shrapnel of the very combat you engage in!

Oni-no-Kuni: Miozuki's Descent

Heroic Miozuki, in an isekai world, unites with Kureha the kitsune miko and Shizuna the kunoichi to crush foes and save suffering people! From vile harassment to forced prostitution, her journey is a descent into shame. A thrilling, shameful, Japanese fantasy awaits!!

Exile 2097: Space Odyssey

Exile 2097: Space Odyssey is a near-future hard sci-fi epic. Lead the Human Continuity Government, build solar-system colonies, upgrade space stations, shape society, uncover the AI rebellion threat, and guide humanity’s final return to Earth amid unknown dangers.

Timeless Artifact: mechAnubis

A sci-fi action-adventure in which you take control of a robotic Anubis with two shields. Explore the pyramid, go through challenging trials and uncover secrets in this experimental journey.

Nerds & Ammo

A physics-driven first-person puzzle platformer where you must outsmart traps and escape the lab before it consumes you.

Galactic Deck Clash

A deck-building roguelike set in a sci-fi galaxy. Collect a huge variety of cards, command different factions, and explore endless combinations. Uniquely, you can modify card effects and enhance yourself with equipment, runes, and items to overcome powerful enemies repeatedly.

Echoes

You’re a security guard assigned to protect the entrance to an abandoned mine. You’re not supposed to go beyond your post, but you keep on hearing odd noises coming from within. Investigate their source – and stay alive.

Selective Memory

A third-person psychological exploration game where you relive fragmented memories in three distorted variations: idyllic, mundane, or horrific -- before escaping the loop to make a choice that affects more than just the past.

RhythmStrike

Fast-paced, vertical scrolling rhythm game that utilizes both the keyboard and mouse.

ROBO OH vs UCHU MEGA FIGHT

With simple 2-button controls,anyone can jump in and enjoy the thrills of tag-team fighting action. This game is developed using the 8-bit fantasy console PICO-8.Experience the dynamic animations that push the limits of this tiny engine!

Industronaut

A survival engineering game where you build life support habitats, mine resources, and automate production chains to survive alone on a radiation heavy planet with no rescue and no external support.