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
0Micron Survivor
Micron Survivor is a survival game with rogue-lite elements where you command alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.
0Terra Division
Combine FPS skill and RTS strategy in one game. From the strategic overview of a commander to the focused fire of a frontline soldier, every perspective serves the same purpose: absolute victory. Experience a war where every life has value and every order carries the weight of consequence.
0Subway Invasion
Defend a NYC subway train from relentless alien waves as a lone security guard. Scavenge scarce ammo, upgrade your pistol with attachments and sub-weapons, fortify chokepoints, and survive increasingly deadly assaults in this tactical wave-based shooter.
0Void Crawlers
Void Crawlers is a Top-down Rogue-Lite Incremental Shooter, there are 3 initial games modes, Arcade - Room to room combat, Gauntlet - 30 minute invasion, and Story - A combination of Arcade and Gauntlet mode with a story on top.
0Tiny Frontier
Crash-land on a forgotten frontier. Build your shelter, power your machines, unlock new tiles, and ignite towering beacons as the storm closes in.
0Lifecycles of the Traveler Spider
The Traveler Spiders are a species unique to their galaxy. A galaxy that is regularly destroyed and rebuilt by the galactic seasons. Ranging from tiny specs to star sized colossi, all the spiders must do their part to restore the natural balance and survive another season.
0Syn City Pet Recovery Force
After uncovering an alien plot to wipe out humanity, pet shop owner Rose and a hyper-intelligent Bengal cat lead a hilarious interplanetary rebellion. Blast robots, rescue pets, and fight for Earth in this chaotic sci-fi action adventure!
0Asteroid Patrol
Bang bang! Shoot raining asteroids, dodge attacks of flying insects and battle against huge weird monsters! Gain exp, level up, pick perk and then rinse & repeat. Story? Nobody cares. If you are looking for a difficult and punishing game, don't leave without playing this one.
0Mimicry
Blend into the environment and eat objects around you as a sneaky Mimic, or burn, zap, and explode everything as a crafty Exterminator to root out the Mimics in this Prop-Hunt inspired multiplayer game of chaos and frenetic fun!
0Secret Horizon
A very short adventure and 2D pixel platformer where you overcome obstacles and monsters while uncovering the secrets of the world through interactions with mysterious entities. It won’t take long to finish... probably.
0Tech Division
Play as Simone! Build and command your squad of bots on the field. Battle through swarms of enemy Wrikes who have a diverse set of their own abilities. Use resources and upgrades to get through the relentless Wrike factions to reunite with your friends! Hopefully you are not too late.
0DISTANT VISITANT
Survive the alien arrival in DISTANT VISITANT, a top-down open-world sandbox. Master talents from marksmanship to cooking while managing hygiene and hydration. Adapt to seasons where winter freezes crops and lakes. Craft, build, hunt, and find survivors. Prepare for them, this is just the start.
0Earth's Last Stand
A tactical tower defense game where you build, adapt, and survive a relentless planetary siege across land, air, and space. Manage resources, command layered defenses, and evolve your strategy to withstand waves of invading forces.
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0The Failsafe
The Failsafe is a mysterious single-player exploration puzzle game set on an abandoned alien world. Solve intricate challenges and uncover the remnants of a civilization that tried and failed to contain its own creation.
0Young Suns
Young Suns is a 1-4 player narrative life sim set on Jupiter, in an optimistic alternative future. Visit planetoids, ruins, and stations. Decorate and customize your own spaceship. Help the citizens of Jupiter make society better!
0Good Old Stories
An adventure game where you play and re-live the stories told by a senior in a retiring home, a crazy past about his encounters with the extra-terrestrials. Are these stories true? Or simply a bunch of fun good ol' stories.
0Cantor's Angels
The roguelike built to awaken your inner mathematician. Cantor's Angels is a turn-based deckbuilder set in a future where mathematics has evolved to predict future events. Mathematicians become prophets, universities become churches, and humanity expands into the stars.
0Asterogue
A sci-fi roguelike where you descend 17 procedurally generated levels into a hollow asteroid. Battle aliens, collect futuristic weapons and nanotech, manage hunger and permadeath. Fast, minimal, turn-based combat inspired by the original Rogue.
0Pretty Mecha
Pretty Mecha is an RPG / platformer game set in space aboard the ever-venturing ship, the Streamus. Populated by numerous friendly allies, a rebel team is already in place, and Corp has no choice but to join them to save Earth from further destruction by the Shultz Army.