Aliens Games
Discover 4006 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 4006 games tagged with aliens
A Date With Chester 2
It's been three years since your first date with Chester the Otter. It's your anniversary today, and you've both got surprises in store. Are you ready for a date that's truly out of this world?
Star Traders: 4X Empires
Take command of humanity’s last survivors and rebuild an empire in the stars. In this immersive turn-based strategy game, you will have to fight to protect your people, control rival factions, and unlock lost technology.
0HYPERNOVA: Escape from Hadea
A colorful but challenging blend of classic RTS and tower defense. Build, expand, research, and defend your alien colony as you race to construct a teleportation device and escape a dying star.
0The Captain is Dead
It’s the last 10 minutes of your favorite sci-fi TV show… except that this time things have gone seriously wrong and The Captain Is Dead! This turn-based, survival/strategy puts you in the Captain's chair as you try to save your crew from being blown to bits by aliens...
0MeowGun: Hell Denizen
A fast paced silly cutegore FPS! Earth has been taken over by demons. A catgirl codenamed MeowMeow fights back! MEOW, GUN, CLAW and BLOW UP hordes of evil demons, zombies, and other monsters in colorful environments with tons of weapons! The game runs on the FTEQW engine.
Eclipse - 2nd Dawn for the Galaxy
The galaxy, once peaceful after the Terran-Hegemony War, now faces rising tensions. The Galactic Council's efforts to maintain peace are failing as alliances shatter and secret treaties form. A confrontation looms—who will emerge victorious and rule the galaxy? Lead your people to victory!
0Project Tower
Dive in Project Tower, a third-person shooter mixing intense bullet hell combat with a unique morphing ability. Imprisoned by the "Hiks", fight to the top of their deadly tower for freedom. Will you outsmart them and make your way out ?
08-Colors Star Guardians +
Alien monsters have invaded Earth! It's up to the Star Guardians, a dysfunctional group of heroines, to protect the planet and awkwardly save the day (yet again)! Fight evil with pixelated style, in this turn-based, choose-your-boss-path game made with just 8 colors!
0ReSpaced
A fast-paced first-person shooter where you master gun recoil to leap across platforms, battle various enemies, and upgrade your weapon to escape an overrun space station.
0XENOBREAKERS: Classic Tower Defense
Defend Billy and his crew on their way to the extraction zone! You have been authorized to use the defense system. Protect them from giant bugs, malfunctioning droids and more...
0Outpost 13
Outpost 13 is a point and click adventure strategy game where you, a monster, must escape an icy planet by strategically killing off crew members while maintaining your cover as "Fen" the crew's pet dog. Play smart and you might just make it off-world alive.
0Otherskin
Embark on a deadly solo mission to uncover Vandermire’s secrets. Absorb alien morphs to evolve beyond human limits. Guided by your AI suit, explore alien biomes, master unique abilities, and fight to survive in a stunning action adventure. The universe is at stake.
0Warspace 2
Warspace 2 is a 1-4 player CO-OP space shooter with RPG elements, open-world and procedurally-generated galaxy. You can trade, craft, and fight your way through a universe, either solo or with friends.
0VOID CRAWLER
Void Crawler is a horror game set in a dystopian future, where you pilot a vehicle nicknamed 'The Mole' into a mysterious void deep within the Earth to collect an extremely valuable material for a company dedicated to solving the world's energy crisis.
0ARMED SEVEN
The year is 1989. 12 years have passed since the Gogoh Army’s invasion of Earth. Exposure to alien technology during the war enabled Earth’s own technologies to take massive leaps forward. International conflict that was previously rife in the history of mankind fell to an all-time low, and the Earth Federation was established as a...
0Space Grunts
A turn-based game on a planet outpost - with no waiting between turns! Play it at the speed of an arcade game, or take your time and think about your next step.. no matter how fast you take your turn, it might be your last!
0Planet Station
Planet Station is a tense 3D action shooter in the Sci-Fi genre. Players must help former sheriff Margaret survive on a dangerous planet after her spaceship crashes. Fight monsters, gather resources, and find a way out to escape this deadly trap.
0Dr. Professor Scientist's Weapons Testing Facility
DPSWTF is a base defense game with roguelike elements, where instead of placing towers, you build the best tower of them all. Combine the best projectiles with effective modifiers and push back the incoming hordes. Research them all to conquer the secrets of the Great North!
0FIGHTING GIRL SAKURA-R
- Contains unwanted sexual acts and nudity. - All characters in this game are over 18 years old.
0AploVVare Collection
You found an old game console along with some games at a garage sale. You remember playing these as a kid, and couldn't resist getting it. Maybe you could give them a whirl, just for old time's sake?