Aliens

SUPERVERSE is a fast-paced, action-packed space shooter that launches you into an ancient network of interconnected universes. Your mission: travel back through space-time and prevent the extinction of humanity.

11 Dec, 2025

Become a nanomachine and defend the human body from viruses and bacteria! How long you can live depends on your efforts.

17 Feb, 2026

Early 2000's inspired 1st/3rd-person shooter, with vehicles, ships, jet packs, multiple foot‑soldier classes, space battles, and so much more. The game features a Single-Player Campaign with several uniquely designed missions, and multiple Multiplayer modes such as Conquest, FreeForAll, and Escape.

11 Aug, 2026

Cosmic Outpost is a turn-based strategy game where you build an outpost on a new planet. As pioneers, you will construct an outpost while defending against enemies. Gather enough materials to build a spaceship to explore new worlds and expand humanity's frontiers!

5 Dec, 2024

Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.

20 Sep, 2018

Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.

14 May, 2015

Play as an existing or fully customisable political figure, and campaign for many alternative German elections! In "Vox Populi: Germany 2025", you and the characters around you must promote your ideas and your popularity throughout the country to claim victory!

7 Feb, 2025

Play as an existing or fully customisable political figure, and campaign for many alternative Australian elections! In "Vox Populi: Australia 2025", you and the characters around you must promote your ideas and your popularity throughout the country to claim victory!

2 May, 2025

Play as an existing or fully customisable political figure, and campaign for many alternative US elections! In "Vox Populi: USA 2024", you and the characters around you must promote your ideas and your popularity throughout the country to claim victory!

25 Oct, 2024

Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle.

30 Aug, 2017

Gatekeeper is a fast-paced rogue-like. Go on a quest to chase down Chaos and reclaim the stolen Heart of Time, fighting your way through relentless enemy forces. Play solo or in 4-player co-op and become the next Gatekeeper!

1 Aug, 2025

"Butchers Don't Surf! RELOADED" is an endless runner side-scrolling 3D game with adventure elements.

1 Jun, 2023

You are a nine-year-old runaway who gets trapped in a bizarre pocket dimension with colorful, deceptively friendly Circle-headed creatures who may or may not be murderous psychopaths. Can you survive one long night with them?

29 Jul, 2024

This Cute Sidescroller Caretaking is all about taking care of little aliens called blobs! Give them unique names, check their vitals, build colorful houses, play and feed them with a variety of sweets when you have all the time in the world.

19 Oct, 2023

ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.

4 Jul, 2012

On Your Hands combines complex puzzle mechanics with a creepy alien atmosphere and terrifying enemies. Can you learn the seven unique magic types to make your way off this strange alien planet?

24 Apr, 2023

Prepare your defenses during the day and survive until dawn. Defender Bros is a Top-Down Tower Defense Roguelike where you play as a Soldier defending your Base. Pick between multiple abilities as you level up to increase you power, then after each run buy perks and get stronger

2 Oct, 2024

Intense 2D action-platformer set in a mining colony infected by an alien plague. In B.I.O.T.A. you can choose your hero, fight gruesome monsters, and customize your 8-bit retro experience with swappable 4-color palettes.

12 Apr, 2022

Help an extraterrestrial being to enjoy their staying on Planet Earth in this rhythm game.

22 Aug, 2024

Embark on a Colorful Journey Through the Galaxy! Explore new planets and mine various minerals using your vacuum gun!

20 May, 2024

Omega Warp is a sci-fi themed action-adventure, which takes place aboard an interstellar freighter. Explore, upgrade your skills and equipment, and uncover the mysteries surrounding the freighter's loss of communication with the base of operations on Earth.

19 Jun, 2024

A photographer enters the Great Pyramids to photograph Pharaoh Rudamon’s remains, but is soon overwhelmed by a sinister curse, as the ancient tomb awakens dark forces that claw at his sanity.

5 Jan, 2025

The 4th in the series. Discover more enhanced Visuals and great Music while you move through 7 different universes of your choosing in a fully 3D immersive first-person experience.

11 Apr, 2025

The Hive is a strategy game with RPG elements where you assume command as the insectoid hivemind. Build and expand your underground colony, harvest resources, and evolve your swarm using DNA. Will you survive in this hostile yet beautiful underworld?

25 Aug, 2016

Enter the universe of Circuit Thunder®. Embark on a 2D-platforming adventure with Electrex Bolt® and master the abilities of lightning. Explore vibrant locations, battle novel enemies, unlock new abilities, and experience a powerful story of redemption.

25 Oct, 2024

An Alien AI came to Earth 20 years ago. We believed it was the greatest event in human history. The Alien AI offered us all the knowledge and technology it had. All we had to do was to help it recover and give it resources. We did.. It took over the world and enslaved us. Help us shut it down.

19 Feb, 2021

From the co-creator of Eufloria and Receiver 2 comes a new indie extravaganza. Part Metroidvania, part future science expedition, Bioframe Outpost gives players the means to master a vast world in which all creatures react to each other in complex ways, with frequently unexpected results!

7 Nov, 2024

A short horror game where you control a decaying spacecraft exploring distant star systems.

19 May, 2024

Lock. Load. Save the city… hopefully.

7 Feb, 2020

Project New Home. You will play as a teen girl that will explore the world with her drone Cassandra but encounter mysterious obstacles along the way. She has the power to open all the portals. On her adventure, you will find mystery creatures that will help you or hunt you down.

30 Sep, 2022

A first-person story-driven game. A dark sci-fi adventure. Solve the riddles of an ancient moon and discover what your destiny will be.

18 Jul, 2024

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!

12 Jan, 2016

Are you ready to command a range of different units as they battle aliens in a mission-based take on the classic Snake? Select your path to victory!

21 Apr, 2020

The Sapling is a short simulation game where you design your own plants and animals, and put them in a world together. Or you turn on random mutations, and see what evolution does to your ecosystem!

12 Dec, 2019

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

4 Apr, 2014

StarDrone: Sling Star is the Hyper-Kinetic race across the galaxy with a mix of pinball, arcade action, and breakout, now on flat screens and in Virtual Reality.

7 Feb, 2020

Step into a hilarious, steampunk-tinged point n click space adventure! Play as Captain Brawe, Agent Luna and Danny across four colorful planets — solve clever puzzles, uncover conspiracies, and meet unforgettable characters (space pirates, secret agents, and eccentric aliens).

20 Jan, 2011

"Black & White" is a dystopian visual novel + war chess game: black and white, sensibility and reason, freedom and order: follow your beliefs and join your camp.

16 Mar, 2023

COMBINE WEAPONS in the microscopic roguelite turret shooter with macroscopic depth. Survive 6 modes using an astounding array of turrets, perks, mutations and power-ups on this psychedelic journey to the heart of the abyss. Shmup Mode turns it into a vertical shoot 'em up!

7 May, 2024

SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.

25 Mar, 2024

West Escape is a game that fuses Wild West grit with sci-fi chaos. As a fugitive, battle alien invaders while collecting scrap to upgrade your gear. Dodge attacks, wield revolvers and shotguns, and reclaim your freedom and lost love.

10 Apr, 2025

You were turned into a dark creature by evil scientists and finally managed to break free! It's time for revenge!

20 May, 2024

Play as a super-powered kitten, explore space, and save the universe using cuteness, creativity, and charm in this offline-friendly adventure.

9 Mar, 2019

Unleash hell as a xeno-hating soldier aboard a ship being hijacked by a hitherto undiscovered alien race. Xenoterrestrial is a top-down technical shooter that combines skill and strategy for a fast-paced, challenging experience offering customizable weapons, complex mechanics, and diverse enemies.

19 Mar, 2024

A quiet night turns to horror as strange lights fill the sky and Gleam City falls apart. Play as Sarah, an ex-soldier fighting to survive, searching for her missing father, and facing something the world wasn't meant to see.

24 May, 2025

The classic first person shooter from Crytek is back with the action-packed gameplay, sandbox world, and thrilling epic battles you loved the first time around – now with remastered graphics optimized for a new generation of hardware.

17 Sep, 2021

A hand-drawn tribute to hilarious '90s adventure games (with none of the accompanying frustration). Play as Joey Claire, a puzzle-solving teen snatched out of her time (1994) and place (Earth) and stranded on a hostile alien planet on the brink of rebellion.

14 Sep, 2017

Colossus Mission is an arcade game set in a space. Discover secrets of the odd spaceship, who unexpectedly entered Earth orbit.

8 Mar, 2021

This is a roguelike open-world sandbox survival horror set in a modern city. Play as an --redacted-- parasite, possess human hosts, exploit and evolve them to help you survive in a hostile world, all to find out your one true purpose.

25 Mar, 2022

《魔星兄弟》是一款类暗黑装备驱动型游戏，多种品质、随机数值、随机词条、符文之语、装备强化、队友招募，并辅以种菜养殖等经营玩法，从一无所有到战力巅峰，打败外星侵略者！

11 Mar, 2024