Top Aliens Games

You are an experienced astronaut in a powerful space program. However, due to an unexpected malfunction, you find yourself stranded in the middle of Pluto in space. Your only mission now is to return ...

BEFORE YOU BUY!We are currently in **Pre-Alpha.**What does that mean?We are giving you immediate access to our game in early and on-going development.The earlier you buy, the cheaper it is....

Protect Mars from waves of enemies in "Mission: Mars." As Sergeant Eric, lead your team through 60 intense days of battle. Choose suits, upgrade weapons to ensure the survival of humanity's future on ...

Fart Your Way to Victory!Aliens have busted into your backyard and kidnapped your friends and family. The only edge you have is you’re a pig with a serious case of flatulence.They Once Laughed...The.....

Join the Idle Space Force and take a journey through space to unique 8 bit worlds as you collect enough loot to make your way back home, upgrade your ship, and discover hidden treasure along the way!....

JOIN OUR DISCORDThe space station Avalon has been invaded and lost its main power, plunging it into darkness with only the infinite cold of space surrounding it. Your mission is to escape alive by u.....

Check out the entire Family Devs franchise on SteamAbout the GameThe Journey of Piggy is a roguelike adventure game with fast-paced, shoot 'em up combat set in a beautifully hand-drawn world....

Step into the future with our groundbreaking VR game set in the year 2119, where humanity embarks on a historic journey into space. Witness the turning point in space exploration history as nations ru...

As a member of mankind’s most top-elite military corps, your mission is to save the universe from the mad tyrant of Mars’s ultimate weapon of mass destruction: the Necro-Doomizer. Seemingly endless wa...

Cyborg3003 is a Co-op Survival Horror first-person shooter (third-person option) set in alien planets very distant form Earth. The year is 3003 and you and your friends are cyborgs dropped into these ...

Hi! I’m Babsi Bullet:, half twelve-year-old girl, half bullet.I’m the main character in this game that mixes 2D-shooter action with casual gamemechanics... and there’s a little Metroidvania in t...

Experience a NEW ERA of social deduction gaming! Outsmart your opponents, form unlikely alliances, trick & deceive to stay alive! Work together to complete tasks but watch out for the impostors! They'...

In Helios Horizon you play as a robot mercenary, built and employed by Helios Horizon Inc.Annihilate endless hordes of aliens in this action-packed sci-fi roguelite to fulfill your mission. For ev...

Embark on an epic journey alone or with friends in this fractured world of floating islands. Thrive by strategically exploiting diverse ecosystems and climates, while surviving, exploring and uncoveri...

Constant action in large city areaFest Guests is an open world survival game about defending yourself against an alien invasion - right at the beginning they ruin your party by abducting all other pe....

Lifeless Moon, the spiritual successor to the popular 2014 indie title Lifeless Planet, is a 3D platformer that puts you in the center of a mysterious Moon expedition. This new adventure, inspired by ...

Ancient alien monuments are scattered across the universe like drops of werkle flung from the end of Sopsabble’s flobber… no, like psychedelic raisins dotted all the way through a Datrippian spacecake...

Introducing Party Maniacs Rules: Get ready for a wild adventure where a bunch of crazy party animalsbreak all the rules of normal parties. As the party spirit meets a mix of different bashes, bracey.....