Aliens Games
Discover 4009 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 4009 games tagged with aliens

Sex Shop Simulator: X-RAY DESIRE
The only sex shop simulator with X-Ray theft detection — see through clothing to catch thieves in real-time. Manage your adult store, serve humans, aliens, and zombies, upgrade your scanner, and build the wildest shop in town!
0Glitched Out: Chapter 1
Trapped in the depths of a top secret alien research facility, Lex must team up with A.I companion 'Chip' and hack her way to freedom. Along the way, she discovers the sinister secrets of the facility and meets the many monstrous creatures contained within.
0Smash Up
Smash Up is the digital adaptation of the award-winning (and totally awesome) card game. Smash together two factions, and destroy your opponent with a wild and wacky combination of pirates, nerds, zombies, wizards and more!

Lustful Valley
Lustful Valley - an erotic story of two sisters, with adventure elements. Find your sister, fulfilling the most lustful requests.

ENTITY: THE BLACK DAY
A former special forces operative is sent to uncover a government cover-up tied to a secret viral experiment. As he explores a hidden underground lab and tracks the last two survivors, he realizes the facility conceals even darker secrets.

Antarctica 88
Uncover the chilling secrets beneath the Antarctic ice in this survival horror FPS. Shoot unimaginable creatures, solve cryptic puzzles, and fight for your life in the frozen wastelands.

Pawn Planet
You're in charge of managing the pawn shop in this weird galaxy. Make deals with strange customers, flip items, attend auctions and keep the shop going!
0Abduction Bit
Abduction Bit is a NES-like arcade based on elements of some timeless classics from 80's (Bubble Bobble, Ice Climber, Mario Bros).
0Space Invaders Extreme
The critically acclaimed update to the Space Invaders franchise has arrived to invade Steam with greatly improved graphics and audio! Packed with pulsing, vibrant visuals enhanced further by interactive sound. The invaders have evolved, the question is: can you keep up?
0Venineth
Venineth is a single-player game focusing on unraveling the mysteries of ancient alien technology, somewhere in the universe via exploration, platforming, and puzzle-solving, in a dangerous, distant worlds.

Five Nations
Five Nations is a real-time sci-fi strategy game for PC platform. Encompassing tactical combat in space in real-time mixed with micromanagement of economy, construction, and production featuring different kind of single player modes.

Chromosome Evil 2
Dive deep into this Lovecraft-inspired RTS survival for a second time. Assemble your strike team and manage your convoy. It's up to you to survive the onslaught of nightmares that are surely coming your way. Will you find the source of the darkness?

Microbial Sector
It's your first day as a lifeform researcher, and while you don’t know much about the job, you're desperate for the paycheck. What could possibly go wrong?

Muv-Luv Alternative Total Eclipse Remastered
As mankind races to create new weapons to turn the tide in its war against alien invaders, Yuuya, a hot-headed American pilot, is assigned to work with a beautiful but cold Japanese officer on a top-secret project. Can they learn to work together in time to make the weapon that saves us all?
0B.I.O.T.A.
Intense 2D action-platformer set in a mining colony infected by an alien plague. In B.I.O.T.A. you can choose your hero, fight gruesome monsters, and customize your 8-bit retro experience with swappable 4-color palettes.

Distant Bloom
From a world in ruins to a world in bloom. This serene management game lets you explore an alien planet where things have gone amiss. Harness the power of plants to restore the environment and build a flourishing community with your crewmates.
0Spacelines from the Far Out: Flight School
Spacelines from the Far Out: Flight School is all about getting you prepared to take on the task of running your own Spaceline before launch! Join up to 3 other people to take on the challenges and demands as you ferry people to their destination.
0UFO: Aftershock
UFO: Aftershock is a combination of tactical squad combat and global strategy that enhances and expands upon its prequel, UFO: Aftermath.
0Serious Sam VR: The Second Encounter
Serious Sam VR: The Second Encounter is a sequel to Serious Sam VR: The First Encounter - frantic arcade action FPS, featuring singleplay and co-op campaign, various multiplayer modes, all presented in glorious VR and with different locomotion movements.

Destroy All Humans! – Clone Carnage
Wreak havoc in Clone Carnage! This standalone DLC comes with 4 modes, 6 maps, and up to 4-player multiplayer. Split-screen lets you double the damage in local 2-player multiplayer. Unleash your wild side in Rampage, Armageddon, Race, and Abduction modes!