Aliens Games
Discover 3991 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3991 games tagged with aliens
0RADical ROACH: Infinity
A Uniquely Radicalized Adventure Every Flight!
0Super Arcade Boy in Defender of Planet Earth
A retro-style classic side-scrolling shoot ’em up. Fly Super Arcade Boy through 8 levels, blast enemy waves, grab power-ups, and take down bosses.
0Flight of the Athena
Flight of the Athena is a twin-stick shooter + roguelite; fight through the procedurally generated campaign to earn new craft, weapons and upgrades as you take on the enemy fleet to destroy their central command.
0Caladria Chronicles
Caladria Chronicles is a kinetic visual novel spanning several genres, complete with full voice acting. Follow princess Nerisu Himenomiya and her friends as they enjoy life, have crazy adventures, and maybe even save the world.
0TOGUM
Priscilla was enjoying the holiday eve at her house, however, her friend Nara discovers a series of codes and hidden messages inside an abandoned house. Could these codes be related to the strange lights that have appeared in the middle of the sea? Based on a true story...
0LUXAR
In LUXAR, you control an extra-terrestrial luminescent organic entity that has just been born and must pass its first survival trials to show its adult peers that it deserves to grow among them.
0Infinite Abyss
Infinite Abyss is a combination of a dynamic game of action with strategic elements in a stylized 2D world. You will play the role of the last living astronaut to survive on a lonely planet.
0Astrozombies
Astrozombies is a modern take on the classic action & platforming games we grew up with, presented with a unique 2D aesthetic. Jump right into the action with simple controls, and make your way through challenging levels with some kick-ass music. Always remember: run right, kill everything!
0Ace of Space
You and your spaceship versus thousands of aliens! Blast through waves of aliens with upgradable spaceships in this sci-fi shoot ’em up game and become the Ace of Space!
0Orb Overload
Go on a adventure through outer space in Orb Overload. Play, make and discover planets in this journey to get back to your ship while not dying from oxygen by connecting to Orbs!
0Astro Dash
A colourful retro physics game for causal and pro gamers alike. Whizzing round the cosmos in your flying saucer dodging asteroids, black holes, cannon fire & assorted obstacles picking up crystals. Thrusting, dodging & speeding through the 30 obstacle filled levels.
0Metal Swarm Infinity
Enter an ever changing, randomly generated galaxy and battle the Metal Swarm menace in this arcade style shoot 'em up. Blast through hordes of bugs, collect powerups and battle giant bosses as you harvest their power cores to upgrade your ship.
0District 99
Unidentified objects began to fall to the ground, from which aggressive monsters emerged. Your task is to clear one of these areas from enemies.
0Outcast on Mars
Two robots struggle to reverse a zombie apocalypse that has swept the human race from the earth's surface. However, a threat hides a terrible mystery in the most unlikely place in the solar system. The planet Mars!
0Monolith
A sci-fi Virtual Reality game focused on high-intensity combat. Experience mythical weapons such as Thor's hammer Mjolnir, Zeus's shield Aegis, and more as you defend against enemies in this action-packed exciting game!
0Moon Caves
This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.
0Moon Defence
Aiming is uneasy, movements are slow, resources are hard to earn. Stop farming infinite vegetables, try to acquire some more jigowatts in empty space, where no one can hear your scream. Moon is a harsh mistress.
0Mars Quest
Dozens of enemy tanks, robots and mutants are attacking your Mars bases! In the game, you drive a special tank equipped with the latest technologies. You have a choice of many types of tanks, weapons and additional equipment and reinforcements from an orbital station that you can use in the game.
0RAZE 2070
RAZE 2070: Sci-fi FPS shooter. Stunning graphics. Arm yourself, face relentless waves of murderous robots. Hold the line! Unlock Steam achievements, reach the highest score!
0Cosmica
A strategic sci-fi rogue-lite deck building game, with unique storytelling and strategic elements.