Aliens Games
Discover 4009 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 4009 games tagged with aliens

Alien Breed 3: Descent
Experience the final explosive chapter in the Alien Breed series and uncover the horrifying truth surrounding the existence of the Breed. Launch discount good thru Nov. 24 10am PST.
0Tormentor❌Punisher
Everything in Tormentor❌Punisher can be killed in one hit, from bosses to yourself. Bosses conjure traps to make the arena hellish. Demons adjust to your play style and punish you. Perform combos on enemies and gain cool upgrades. Reload your machine gun by firing your shotgun. Let's do this!

Project L33T: Prologue
Dive into Project L33T, a hardcore first-person tactical extraction shooter. Confront AI foes and rival players, engage in high-stakes battles for precious loot, and risk it all in this hostile environment. Die and lose all of your gear and loot.

Alien Hominid HD
The 2D side-scrolling shooter from The Behemoth is back! With your mighty blaster and a group of mysterious kids by your side, destroy the agency and reclaim your spaceship!

Aliens vs. Ghosts
Use Nukes, Electricity, Heat Rays and powerful Minions in this wave-based first person shooter providing endless hours of Ghost-slaying entertainment, solo or Co-Op. Only Ghosts stand in the way of your invasion of Earth.
0100 hidden dogs
Hidden object game in the alien setting. Black and white hand-drawn graphics in a cartoon style. A large location and cute dogs.
0Cartoon Strike
"Different realities, different rules, but always fun". In the multiplayer game Cartoon Strike, each map offers a different gaming experience. Players can enjoy a few minutes of fighting in the WWII, followed by a few minutes in the present, future or even funny mode.

Machinika: Atlas
Machinika: Atlas is an indie puzzle game and is the direct sequel to Machinika: Museum, you play as a museum researcher who just land on Atlas. Will you unravel the mysteries of the alien vessel? Solve cryptic puzzles to find out what happened!
0Milkmaid of the Milky Way
Milkmaid of the Milky Way is an award-winning point-and-click adventure game in rhyme that combines a gripping story with puzzles and exploration. What happens when a young milkmaid sees an alien craft in a fjord in 1920's Norway?

Supplice
Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.

UFO: Afterlight
The story is situated on Mars. It starts where UFO: Aftermath left off and runs simultaneously with UFO: Aftershock. While the Laputans on Earth are fighting Wargots and Starghosts and finding out what caused the destruction of their home planet, a small colony on Mars is trying to survive and flourish.
0It came from space and ate our brains
It came from space and ate our brains is a unique Arcade top-down shooter. Looking for addicting gameplay, four-player co-op mode, and tons of aliens to send into oblivion? You’ve come to the right place!

Spacelines from the Far Out
Run your own 60s-inspired space-age alien airlines in this randomly-generated chaotic 1-to-4-player local and online co-op game!

100 hidden aliens
Hidden object game in the cosmic setting. Black and white hand-drawn graphics in a cartoon style. Game for all ages.
0Nirvana
Wake up and embrace your new powers. In this Bullet Hell Fast-FPS, dare to take on mystical creatures to defeat the God Raj. Nirvana awaits...

The Last Federation
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.
0Gunlocked
A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again!
0Action Alien
Jump into the action and battle your way through hordes of aliens from deserts to tropical islands with fully destructible environments !

Cataclysm: Dark Days Ahead
The epitome of a modern traditional roguelike: with turn-based play and a RPG-like skill progression system, it hearkens back to some of the major aspects of this genre. This game has an incredible depth, with a deep inventory system, vehicles and boats, NPCs with their own stories, and more.

Bring Me that Shawarma
A visual novel about shawarma, consisting of multiple episodes.