Sci-fi Games
Discover 17630 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17630 games tagged with sci-fi
0Return of the Boogeyman 👻
Becky was supposed to sell her childhood home, but taking one more bath won’t hurt the sale, right? Just as she’s enjoying herself, an old friend comes to play. And he’s not interested in her reasons for selling! He’s got eyes only for Becky’s beautiful body!
0Genetica: Extinction
Your goal is simple - prevent total extinction. The ecosystem reacts to every decision you make. Hunger, predators, and climate shifts will constantly test the limits of evolution.
0Ramen://protocol
The game is a roguelite card game where you run a noodle stall in a cyberpunk city. Earn money to upgrade your skills and toppings, and serve even more powerful bowls of ramen. An immersive yet casual strategic card game experience.
0Crown Clash
Crown Clash is a RTS game. Choose your cards, attack, defend, and turn the tide with luck! Outsmart your opponents and claim victory in fast-paced battles.
0Avemary Rocket -Captain Patchwork-
Join our brave captain on this action adventure in space! You'll be riding The Patchwork, a less than ideal spaceship, but enough to get away from pursuers. However, you'll be facing malfunctions, fires, enemies attacking... When it rains, it pours.
013 AM
An hour-long tower defense game. The clock strikes 13 AM, which means that the Visitors are coming to your house. Place a variety of ghosts to defend yourself and to light up the darkness. Can you survive for one hour?
0
0PomPomMomonga
A thrilling jump action game where you dash through various stages using double jumps, wall kicks, and mid-air suspension. Experience a living world where characters converse with each other.
0Void Reforest
A SHORT puzzle-platformer where almost all technology has gained consciousness and taken control. You, as a robot, have the mission of finding what would be the last hope to save the humans who are now off-world.
0Cosmocommandos
Cosmocommandos are coming to alien planet. In this roguelike third person shooter, explore open-world and shoot aliens, shoot lots of aliens. Collect resources and return to base for upgrades. If you get KIA, upgrades are lost but not your stored resources and base research. Co-op available.
0Tetra Form
Tetra Form is a God-Game Deckbuilder Puzzle-TBS. Terraform the land by day, battle enemies at night with a chess-like movement system, using cards to plan your moves. Encounter the world's inhabitants and uncover the secrets of the ancient civilization.
0Flash Knight Nymphelia
A selfie-obsessed-girl-turned-transforming-heroine fights against an evil organization in a powered suit fueled with her stress from hiding her true self from public!
0Off Target
"Off-Target" is a classic side-scrolling shooter set in the near future. Experience the thrill of shooting and the feeling of explosions in your spare time.
0Space Station «Sunset»
Dive into a visual novel that follows a detective’s journey on a space station, where mystery meets romance. Inspired by the iconic Space Station 13.
0泥舟と罪人
A closed-off ghost town, and the unsolved bizarre serial murders that once occurred there. A “daily life collapse” suspense × death game novel ADV that depicts the obsessive love and revenge of 11 people whose lives were irrevocably shattered by that horrific incident.
0< STRECT >
Take control and annihilate every invading enemy and stronghold! < STRECT > is a score-attack vertical shmup supporting 1-2 players. Featuring pure mechanics that emphasize destruction and dodging, satisfying explosion effects, and deep hidden secrets, the fight awaits you.
0Ad Iterum
Ad Iterum is a turn-based top-down 2D roguelike set in a decaying, ever-shifting world. Flesh is fragile, but you can hack it. Enhance your body, embrace mutations, or form ancient blood pacts. Descend into the depths, scavenge what’s left of humanity, and crawl back...if you can. Kill. Die. Repeat.
0Project Exodus
A co-op horror game for up to 6 players in which you must hunt monsters and convert them into biomass to meet the quota for "The Ark". Collect artifacts, earn money, and buy upgrades to improve your chances of survival.
0Project RAZE: Fall of Terra
Project RAZE is a fast-paced sci-fi FPS where you play as humanity’s greatest creation, RZ-01 (RAZE) 🔥 Feel every shot and every impact as you obliterate anyone bold enough to threaten the human homeworld, Terra Supremis.
0Early Bird gets the Space Worm
Early Bird gets the Space Worm is a small, casual, incremental game about collecting Space Worms. Explore the expansive skill tree to unlock ever larger birds, upgradeable weapons, and destroy all the things.