Aliens Games
Discover 3992 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3992 games tagged with aliens
0Contraptions 3
Contraptions 3 is a physics based puzzle game with a fun cartoony look and feel to it.
0Swarmsign
Protect your small off world farm from a variety of oversized and hungry alien bugs. Gain access to a varied assortment of weaponry and equipment designed for high caliber pest control. Bring a friend or two for added firepower.
0Escape From Nalaxion
Prepare for an adrenaline-fueled, intergalactic battle like never before in our intense FPS shooter game! As a brave commander leading your platoon on a critical raid on Nalaxion 54, fate takes a thrilling turn when you accidentally stumble upon a hidden trap door.
0Soakraiva
An adult only pixel-art action exploration platformer.
0Cowpocalypse
An arcade style game, abduct cows to increase your score!
0Invasion, Tales of Tower Defense
Embark on an endless tower defense journey in "Invasion." Procedurally generated maps, unlimited levels, and strategic tower upgrades await. Defend against relentless waves and unlock a diverse array of towers. Your choices shape the fate of the realm!
0Project0
Step into the dangerous world of Project0. Your mission is straightforward, follow The Agency's orders and then escape in one piece. Whether you prefer solo play or a cooperative mode for up to 4 players, our semi-procedurally generated world ensures each gameplay is a unique experience.
0Galactic Sanctuaries
Protect the lighthouse, destroy nests and complete tasks.
0Alien Paradise
Help an extraterrestrial being to enjoy their staying on Planet Earth in this rhythm game.
0Glitch Blaster's Waifu
Welcome to 'Glitch Blaster's Waifu,' the ultimate retro-style shoot 'em up adventure! As an intrepid hacker, you find yourself pitted against a malevolent AI that has kidnapped innocent girls.
0Defense of the Earth
Gather a task force of the best fighters earth has to offer and research technology to defend against the alien invaders. You have to lead your squad through various grid- and turn-based battles. Between missions, you plan your next moves, manage your crew's abilities and unify humankind.
0The Simulation
Welcome to the Simulation! A first person, physics simulation based puzzle game where you solve puzzles and answer riddles which will test your creativity and intelligence. Gain unique powers along the way. Each puzzle is different and there are multiple ways to solve them. Good Luck!
0Blast in the Past
Blast through 28 levels in this FPS inspired by classic retro games. Levels span across 3 game modes ending with unique epic boss battles to test your skills. Find hidden medals, discover hidden objectives, and level up your character all while trying to survive an onslaught of nostalgic foes.
0Fall Words
Fall Words is a HARD physics-based puzzle game where you type letters to drop them and collect all the asterisks.
0Invaders from the Lost Sectors
Invaders from the Lost Sectors is classic arcade action. Aliens descend with increasing speed towards your base. Shoot them all before they land. Player controlled settings like guided missiles, rate of fire, enemy speed and more help you customize exactly the game experience that you want.
0Last Mech Standing
VR rogue-like, arcade-style shoot-them-up. Pilot the Crimson Slayer, the last giant mech and humanity’s final hope. Slash waves of giant monsters with your sword & blast them with your minigun. Upgrade your weapons & tech along the way, find your fighting style, defeat bosses and level up!
0Warhawk
Blast away in this pure retro-styled shooter and battle through tons of dangerous levels and manic boss fights.
0STEEL HEART
STEEL HEART is a first-person horror mech game where you have to manage the mech's resources and fend off the dangers that lie on the alien planet that constantly rains steel... One mech. One Planet. One promise of freedom.
0Totally Defenceless
Totally Defenceless is a wave-based tower defence game. You will need to protect your energy cores from the invading alien bugs by strategically constructing a maze of towers to alter their path to your advantage.
0SorcerialBladeCannon
■Bullet Hell Shmup with a Huge Sword This game is a bullet hell shmup to have you satisfy with a beginner and the arcade senior player! Swing a huge sword around if you become dangerous!