Aliens Games
Discover 3969 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3969 games tagged with aliens
0Anomalien
You’re a retired lab worker sent to Tulega City, chasing UFOs. Only with a prototype scanner, hunt anomalies, weaken them, and stop the source from spreading before it’s too late.
0Celestial Wardens
Celestial Wardens is a sci-fi tower defense game where you command a lone spaceship to defend a planet under siege. Survive waves of enemies, build turrets, upgrade your ship, and manage your planet to prevent total annihilation.
0Harmonic Convergence
Master the rhythm of combat in this roguelite where attacks must hit on beat! Match inputs to music as you battle through conspiracy hotspots like Government Bases, Bimini Road, and alien worlds. Uncover artifacts, craft game-breaking builds, and uncover the truth behind Harmonic Convergence.
0Orbital Purge
A fast-paced space shooter where you blast through waves of Martian invaders, upgrade your ship, dodge bullet hell, and wipe them out with devastating firepower.
0CRAWLER
Experience Crushing Co-op Carnage in CRAWLER: A VR Mech Horde Shooter. Blast through hordes of acid-spitting bugs as you earn cash and extract from randomly generated missions. Upgrade your mech’s arsenal back at base while scrambling to meet the needs of an ever-growing quota.
0VAL'TY
Assert dominance in this Retro Reptilian oriented First Person Shooter. No humans allowed! GET VAL'TED!
0Project: Null point
Project: Null point is a 3D exploration game set in a dark, vast mountain world. Pilot an armored vehicle, solve puzzles, avoid deadly radiation, and face strange creatures. Uncover hidden secrets and regain your memory to escape this haunting and mysterious place.
0Abomination Ops
A strange action-packed sci-fi visual novel with elements of horror and comedy. Brought to you by the Dynamic Solutions Megacorporation (a member of the Dynamic Holdings Group).
0Void Authority
A sci-fi roguelike document-inspection game where you approve or deny alien travelers, scan for contraband, and navigate shifting galactic laws across border outposts, with each run shaping the future political climate.
0Still Stars Echo
An atmospheric science-fiction journey across distant alien landscapes. Traverse monolithic structures, solve intricate puzzles, and uncover the story of a lost civilization written among the stars.
0Is the Vat Utopia or Dystopia?
"We regret to inform you that the Earth has been demolished." Coming next—a "Human Observation Documentary" starring "Landmine Girl"(fake) and "Nerd" (so-called).
0ExoDomia
Exodomia is a narrative-driven, action-adventure game set on the robotic world of Salakar V! In this fast-paced combat experience, you will encounter many dangerous creatures and enemies as you navigate a story of struggle and survival.
0Alien Madness
Oh no! Humans stole your eggs! As the Alien mama, you're on a mission to make those egg-snatchers regret their dinner choices. You've got the power to control their brains and turn them against each other. We are going to make them do the craziest things, right mama?
0Astroops
AsTroops is a roguelike card-based space combat game. Build your fleet, choose cards with machine gun, rocket, and electric weapons, and fight real-time battles to break the alien blockade.
0Neoteria
A classic shoot-em up where you avoid waves and waves of enemies coming and shooting at you. This is NOT a Bullet hell shooter.
0Trade Anchor
Amidst powerful alien empires, you are among the first humans in this corner of the procedurally generated galaxy. Trade and explore. With no combat, your success hinges on mastering complex alien economies and navigating intricate politics. Can you carve out a place for humanity in the cosmos?
0Corrosion Protocol
A fast-paced top-down roguelike shooter where you stabilize failing reactors, fight through chaotic waves of enemies, collect powerful weapons and upgrades, and face colossal reactor bosses.
0Warp Marked
Warp Marked is an incremental space exploration game. Explore a mysterious uncharted dimension, navigate around its dangers, learn its secrets, and return stronger with every launch!
0救済の日
"The Day of Salvation" is a horror game in which players must escape from giant humanoid creatures by hiding in the fog and discovering their true identities.
0Archon
In this story-rich interstellar political drama, ascend as humanity's next leader. Rebuild a broken empire in a war-torn galaxy through might, diplomacy, or espionage. Every choice has a consequence. What will you choose, Your Eminence?