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Aliens

Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar diplomacy. Encounter mysterious life forms, defend against alien threats, or uncover the secrets of the cosmos in these otherworldly adventures.

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Top freefrom 2021 tagged Aliens (689 results)

Explore games from 2021 tagged Aliens on itch.io. Featuring extraterrestrial beings, these games often explore themes of space travel, alien invasions, or interstellar di · Upload your games from 2021 to itch.io to have them show up here.

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Prospect. Upgrade. Survive.
Action
Play in browser
Explore the abandoned vessel VALIS XI and piece together the secrets of the crew's disappearance.
Interactive Fiction
Play in browser
You are the projectile. 2D Hack-n'-Slash. Wield the most powerful weapon in the universe.
Action
An FPS inspired by mid 90s shooters like DOOM, made for the 2021 KW MoLoGa Jam.
Shooter
To collect the rare Agnolitas, you'll need to face an acid cave on a hostile planet.
Action
Play in browser
A procedurally generated twin stick shooter, where the main mechanic is based around abducting enemies.
Shooter
Play in browser
A game about crafting ships to fight the aliens.
Strategy
A love story with apocalyptic background
Adventure
Puzzle your way out of trouble when you're rescued by a mysterious alien from a failed mission to Neptune
Puzzle
Play in browser
A Sci-Fi Adventure
Adventure
Shooting gallery like game about a peculiar alien invasion
Action
Play in browser
Help an alien mother collect her lost eggs!
Action
Play in browser
Early Alpha Build
Shooter
U.F.O Offline - Game where you destroy waves and waves of said UFOs
Shooter
Play in browser
Escape horror shooter for minutes of play time.
Adventure
LD 48- Take photos of strange aliens in a strange dimension and report back for your pay.
The world is ending, Ivanne.
Visual Novel
Play in browser
the townspeople have forgotten their place. let's sort that out.
Puzzle
2d alien isolation :)
Action
Control a team of two aliens with big noses and use your enemies to build bridges and stairs
Action
You are a parasite who can join their mind together with various hosts
Puzzle
Play in browser
In space no one can hear you sabotage the generator.
Survival
Play in browser
A short horror experience made in Unity.
A 2D endless runner rhythm game about a kitten fighting aliens.
Rhythm
Play in browser
Spacebar restaurant management simulation
Simulation
Play in browser
Space card game where you defend worlds from asteroids, planets and various other enemies!
Card Game
Play in browser
Throw me away, I dare you
Platformer
Play in browser
Stop an alien invasion while idling
Action
Play in browser
Hunt for sentient life on another planet
Interactive Fiction
Play in browser
Kyanta Visual Novel
Visual Novel
Game about shooting aliens
Action
Crazy Taxi meets Blade Runner in this delivery based Space Sim
Racing
Play in browser
A short, experimental walking simulator about an Alien joining an Alien council.
Adventure
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