Aliens Games
Discover 3969 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3969 games tagged with aliens
0AstroWars
AstroWars is a top down 2d shooter with monsters and a blue gun. Earn score by killing monsters and try to beat your top score.
0Alliance Tales: Battle for the Frontier
Alliance Tales is a linear, story-driven space combat sim inspired by 90s classics like Wing Commander and Tie Fighter. Take part in fast-paced space battles in a campaign that takes you on the hunt for a missing friend while foiling a plot to take over the Frontier Colonies.
0Space Romance 🌌
Young cadet Aiya has scored the position of her dreams! Her beloved captain is her academy crush, and now they’re going to spend a whole year together in space! Alone on his research vessel! What she doesn’t know is that he too has been waiting for this very moment!
0BioMech Vendetta
An action RPG shooter where you battle biomechanical monsters, evolve your soldier, and command a powerful companion as you fight to reclaim a planet reborn.
0Mars Base Alley
Mars Base Alley is a cozy city-builder about creating the perfect little corner of humanity on the red planet—one alley at a time.
0Day Of The Harvesters
Become a Shi’kegnt harvester and travel to distant planets to harvest food and resources for your civilization. Rise in the ranks and become the Supreme Shi’kegnt. Stay alive at all costs. Survive, construct, harvest, and progress in this pixel art, sci-fi, survival game set in a distant future.
0Unanchored Spaceshooting
Welcome to the most counter-intuitive shooter arena! In Unanchored Spaceshooting, your guns ARE your thrusters—dodge left by firing right! Every battle defies physics. Blast enemies, rack up high scores!
0Sticker Catcher: Star Invasion
A quick and satisfying arcade game. Rotate the platform and collect space-themed stickers!
0Twilight Gallery
Twilight Gallery is a hand-drawn/3D puzzle adventure game inspired by flash games of the 1990s-2000s. You find yourself in an interactive art gallery after hours that seems to be testing and surveilling you. Explore the liminal collection of logic puzzles as you search for an escape.
0Deep Space
This game is the result of a course, which is part of the Unity Chinese Classroom. The game allows up to four players to pilot fighter planes and eliminate the alien bug race together.
0The X-Type
Master a modular arsenal and survive a biomechanical nightmare in this intense cinematic shmup. Face grotesque aberrations, unlock achievements, and conquer the hardcore mode. The first level of an expanding saga!
0Orbital Command
Orbital Command is about controlling planet based weapon systems to defend your planets from large asteroids and hostile invaders. Will you be able to complete the Dyson Sphere, or will your planets end up barren husks?
0ABISMO
Abismo is a deep-sea co-op horror game set on the abyssal floor of an alien planet. Descend alone or with up to three friends into shifting trenches, recover classified research, and survive the crushing dark while uncovering an analog-horror mystery buried in corrupted VHS tapes.
010ⁿ - Ten Power N
10ⁿ - TEN POWER N is a science & fiction strategy-simulation where you create, explore and conquer the universe from quantum foam to the cosmic expanse. Traverse 19 levels, manage more than 600 resources, defend your simulation. The universe isn’t just yours to explore – it’s yours to command!
0Rise of Mutant Swarms
Rise of Mutant Swarms is a strategy survival tower-defense game where you defend the base against waves of evolving mutant enemies. Place and upgrade turrets, adapt to enemy abilities, and make critical decisions as the pressure rises with every wave.
0Ascension : Fallen Sky
ASCENSION: Fallen Sky is a third-person superhero action game about destroying galactic corruption and rising from a broken survivor to a flying force of destruction.
0Upload Aliens
The rule: DON'T LET THEM TOUCH GROUND! Become the Cyberpunk Knight and launch aliens skyward. Use foes as missiles to trigger chain explosions in infinite aerial combos. Unleash this pixel-art roguelite spectacle with just three buttons: Move, Jump, Dash.
0AIZASIA
Defeat enemies, solve the puzzles, find the hidden objects and finally collect the three stars to pass into the next level with lots of coins. Funny game, lovely interaction and smart obstacles. Realistic graphics and unique designs with different environments.
0HANGAR 51: Classified Investigation
A first-person investigation and detective game. Explore a sealed 1980s bunker, solve puzzles, collect evidence, take photos, and piece together what really happened. Your final report determines the outcome. Follow the protocol. Question everything.
0What A World
A top-down pixel-art boss-fighter with skill-based combat, I-frame dodging, instant retries, and weird characters. Explore a compact world mocking modern society with puzzles, vehicles, and secrets lurking between absurd battles.