Aliens Games
Discover 3999 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3999 games tagged with aliens
0Virus Hunter
Become a nanomachine and defend the human body from viruses and bacteria! How long you can live depends on your efforts.
0ErMa (Early Mammal)
Evolutionary action at an intelligently designed pace! Tear through hordes of enemies, thrash colossal bosses, and collect new body parts to adapt your way through the increasingly deathly levels of this arcade survival adventure!
0K!ll All Litterbugs
Headbox Games, in association with the Gambler 500 and Sons of Smokey, needs your help to save the planet! No one knows exactly where these toxic monsters came from, but you'll discover the sinister plot while you run and drive your way through this open world action game.
0Cosmic Outpost
Cosmic Outpost is a turn-based strategy game where you build an outpost on a new planet. As pioneers, you will construct an outpost while defending against enemies. Gather enough materials to build a spaceship to explore new worlds and expand humanity's frontiers!
0Cone Flyers Mercenaries
Welcome to Cone Flyers Mercenaries! Fight many dangerous enemies, delve into deep dungeons, and pilot your cone ship with precision platforming and a unique combat system in this tough as nails bullet hell.
0Super Alien Sniper - Super Realistic Simulator
A SUPER REALISTIC (ahem..) alien sniper simulator! Use your super quick reaction skills to outwit the alien blighters and snipe your way to victory!
0Sports Party Motion Sensing Fitness Game
Embrace the fitness revolution! Workouts become fun games. Say goodbye to boring routines and hello to thrilling, sweat-filled adventures. Get fit and have fun! Join now!
Vox Populi: Germany 2025
Play as an existing or fully customisable political figure, and campaign for many alternative German elections! In "Vox Populi: Germany 2025", you and the characters around you must promote your ideas and your popularity throughout the country to claim victory!
0LSD Dream Emulator: Liminal Spaces
Have you ever wondered what Liminal Spaces are outside the Backrooms? Explore them in this surrealist short game based on lucid dreaming and liminal spaces in the nature, inspired by the original LSD Dream Emulator.
0Ant Guardians Prologue
It’s a defense game where you create your own strategy, grow your units, and defend against enemies.
0XENO SIEGE
A top-down arena shooting light Roguelike game. Players take on the role of a modified warrior who is caught up in a black hole and forced to land on an unknown planet. Faced with hordes of alien monsters and uncontrollable mechanical debris
0Beachside Bloodbath
You arrive at a quaint beach house in a small New Jersey town for an idyllic weekend getaway with friends, but little do you know what horrors await... First person survival horror experience in a stylized PS1 / VHS-era aesthetic.
0Scurge: Hive
An infectious retro hardware classic from 2006 has been revived. Only you can save the world from the deadly virus known as Scurge.
0Void Stalkers
As the pilot of a Void Rig, it's your job to transport dangerous creatures to various research facilities across the system. Use your ship's security cameras, drone, and other systems to solve problems and stay alive as you travel through The Void.
0Space Bubbles Must Die!
Space Bubbles Must Die! is a tiny, highly-addictive bubble-shooter where you eliminate evil space bubbles to save the planet. Inspired by the classic titles like Peggle, Arkanoid and Space Invaders.
0Chrono Space 7
An isometric twin stick shooter where the player has only seven minutes to defeat the entity that is going to destroy the solar system. Level up, unlock new powers and win against the clock... and the cosmic dangers.
0Epoch Spire
Epoch Spire is a first-person shooter roguelike, where players improve by discovering and understanding the secrets of a spire on an alien planet.
0The Diner at the End of the Galaxy: Free Appetiser
Open a diner on a desert planet, grow exotic ingredients, create a menu for intergalactic palates and deal with powerful factions. Free Appetiser is the prologue to Diner at the End of the Galaxy, where you cook and manage your way to intergalactic riches and glory.
0Blackwood Division
Fight supernatural creatures with your forces in this fast paced Roguelike RTS game!
0Cosmo Knight Zion
Classic retro-style platform game inspired by the famous handheld consoles of the 90s. Jump, hit, collect items, and get power-ups as you advance through challenging levels and face powerful bosses. The key to success is not giving up and knowing your enemy.