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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 freetagged Aliens and Difficult (119 results)

Explore games tagged Aliens and Difficult on itch.io · Upload your games to itch.io to have them show up here.

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Just a frustrating PLATFORMER TYPING game
Platformer
Play in browser
​Play as Lavi the cat on her quest to knock precious objects from high places!
Platformer
Orange Moon - 2d action platformer with puzzles and RPG elements.
Platformer
A survival-horror RPG game about a world that has fallen into disrepair as a result of alien occupation.
Exploration in a dangerous, distant worlds with puzzles and platforming.
Platformer
A strange alien crash-lands on a strange planet.
Platformer
Play in browser
Take control and expand your empire through different constellations in this minimalist 4X strategy game
Strategy
Fight a mad AI that terrorizes earth!
Action
Rocks and diamonds and circuitry and aliens
Puzzle
Fps game. Second World War
Shooter
Single Click Earth Defence Shooting game! with a single click to shot LasorBeam and destroy the falling massive Meteors!
Shooter
Play in browser
You may be the worst sharp-shooter in the west, but it's time to clear these dang aliens from your favourite bar
Action
Play in browser
One human, one droid and a Scavenger class space ship. Enter the Star Hulk Icarus on one last mission.
Action
A retro arcade shooter
Shooter
Japanese style arcade shoot-em-up. Seek revenge from the UFOs that killed your adoring fans.
Shooter
Jeu de plateforme et d'aventure en 3D.
Adventure
HartBurn
Platformer
Build your space colony and defend it from waves of cosmic threats.
Shooter
Play in browser
Defend your turret from aliens! Survive till the end.
Action
Inside Poetry but with no bugs and a new map!
Platformer
Play in browser
Fight off aliens in a small office!
Action
Play in browser
Block Mars Rover from finding life on Mars.
Action
Play in browser
ALIENS INCOMING!!!!!!!!!!!!!!! Fight as long as you can And score as high as you can
Action
Play in browser
Solve puzzles and learn an alien language to rescue a stranded colonist.
Puzzle
Play in browser
For The ScoreSpace Jam #23
Survival
Play in browser
Run and Gun Inspired by Alien Vs Predator
Action
​The nice alien is returning to defeat the horrible king of space
Action
Play in browser
Jogo no estilo space invaders, onde você deve proteger a cidade de uma invasão alienígena
Shooter
Play in browser
A puzzle game originally created during Ludum Dare 30
Puzzle
A low poly lander game.
Adventure
Play in browser
Lute contra hordas de aliens na fronteira do universo
Shooter
A Broken Heart Which Wants To Be United Again
Mega Man Clássico (NES) + Metroid Zero Mission (GBA)
Action
A Broken Heart Which Wants To Be United Again
Adventure
Defend against waves of greedy humans invading your home planet in this short, yet satisfying tower defense game.
Strategy
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