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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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New & popular freewith code under All rights reserved tagged Aliens (312 results)

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

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A small proof-of-concept for MUTAGEN
Platformer
Abduct Cows! Tap to fly and dodge obstacles
Adventure
Game about fighting on an alien planet
Action
Play in browser
You are an alien trying to escape from Earth and go to your planet.
Action
There is always a light.
Puzzle
Play in browser
SOA's legacy build. This version of the game has since been scrapped.
Shooter
Command your forces, strategize, and destroy alien bases in epic battles for survival
Strategy
Protégez la dernière ligne de défense dans l'espace !
Action
An open world sci-fi firest person creepy game about an isolated island that comes to life at night
Adventure
We have an infestation. Send in the Cullbot!
Action
Play in browser
A sci-fi horror walking simulation
Adventure
A point-and-click alien abduction!
Adventure
top down space shooter
Action
Survive an alien planet in a fast-paced precision platformer.
Platformer
Destroy the asteroids and save the Earth!
Action
Build your alien colony across an ever-expanding planet.
Strategy
Play in browser
Help Alien Kitty find her parents while dodging sea creatures and unleashing powerful waves!
Platformer
Play in browser
Platform short game, may the light guide your path
Platformer
Play in browser
Avoid the humans and contact your allies to invade the Earth!
Play in browser
A pretty alien that seeks treasures on destroyed planets.
Platformer
Dangerous Drilling
Strategy
The mysterious story of a UFO lover
Adventure
A sidescroller about a human janitor and an alien parasite working together to break out of their high tech prison
Platformer
Play as famous scientists trying to escape an alien spaceship!
Puzzle
Shoot space bugs and wait for rescue while balancing fuel and oxygen
Shooter
Play in browser
The bullets won't stop... including your own.
Shooter
Play in browser
SEGA MegaDrive/Genesis shooter memory game - retro brain twister
Save the world with a dual-wielding soldier vs aliens
Shooter
Save alien creatures from the clutches of evil by summoning them back home!
Puzzle
You gonna catch that UFO!
They are coming for all of us...
Adventure
An alien post-apocalypse survival turn-based strategy game
Strategy
Play in browser
Alien adventure: Swipe decisions, balance stats, discover special items!
Simulation
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