Aliens Games
Discover 3973 aliens-tagged games on Steam. Find the best games with this tag.
Games with Aliens
Explore 3973 games tagged with aliens
0Siege of Shadows
"Siege of Shadows" is an intense tower defense survival game where strategy, skill, and quick thinking are your keys to victory. In a world overrun by relentless waves of enemies, your mission is to build, upgrade, and defend your base at all costs.
0Professor Torus Tinker and his Titillating Tales (A Gay Sci-Fi Adventure)
Join the crew of Professor Torus Tinker and visit alien worlds, meet their men, and fix whatever's clogging their pipes. You'll choose from multiple paths, deciding who to work with, who to spend time with, and who to get naked with.
0Hailborn: UFO Stole My Egg!
An action game where you fight monsters, find the way to reclaim your stolen egg. Created by a solo developer.
0Anti-Invasion Warfare
Prevent alien ships from reaching your position. Avoid hitting human settlements by shooting only at the ships. Use multi-shot to hit several ships or nitro to move faster. Level up and beat the high score.
0Hidden Evidence
Online co-op horror game for 4 players. Sneak into a restricted area, uncover evidence tied to conspiracy theories, and try to escape. Stay quiet, avoid threats… and beware – there’s a traitor among you.
0Frontier Control : Invasion
Frontier Control: Invasion is a Real-Time Strategy survival game in which you play the commander of a human space colony under the attack of outer space robots. Build your base, train your colony, and fight herds of enemies and bosses.
0Delta Perspective
Following a strike going dark at the D-3 mining facility, three people become intertwined as they attempt to uncover what remains in the depths of the mines. Utilize 'Eyeshifting' to view enemy POVs and plan a safe path through this survival horror game with tactile gun handling mechanics.
0Xappy Ship
In this classic retro arcade-style space shooter, you'll embark on a thrilling adventure through the cosmos, battling against an onslaught of alien invaders and formidable bosses. With its pixel graphics and pulse-pounding soundtrack, Xappy Ship is a love letter to the classic space shooters.
0Astrosembler
Astrosembler is a sandbox factory survival FPS game. Main focus is fusion — blending factory building with FPS mechanics. Build, Defend, Explore!
0UNDISCLOSED
UNDISCLOSED is a 1-4 player co-op horror game where you play as an FBI agent investigating paranormal events in the 1950s USA. Interact with witnesses, uncover hidden truths, and prepare to face unexplained threats. Some things are better left undisclosed.
0Heroic
Heroic is a 2D action beat-them-all where you play as a young hero defending a modern city from relentless hordes of enemies. Master aerial combos, unleash your full abilities from the start. Survive intense waves, rescue citizens, and prove your heroism against an ever-growing threat!
0risk of rabbit
risk of rabbit is an endlessly randomly generated, fast paced, skill based, 2D competitive action game. play as a rabbit ninja and defeat swarms of aliens with your guns, sword, dash, kunais, bombs, and caltrops. the gameplay and controls are unique, unlike anything you've probably played before.
0Warfactory: Automation RTS
Warfactory is an automation RTS where production defines the war effort. Build assembly lines to forge an army of machines, then feed thousands of units into massive real-time battles where every loss must be replaced by your factory.
0Double D. F.
To bring you the old school 2D space arcade feeling in a modern look and feel. Whether you like the hard core style of the old days, or you have become the more lay back type, shoot your way home at the fun rate for you. Upgrade your ship on the way home, to get ready for the final battle. Have fun!
0Super Terrestrial
A roguelite autoscroller, where you control a spaceship navigating procedurally generated levels. Use limited aerial jumps and hover abilities to dodge hazards, collect gems, and explore alternate biomes. Each run features upgrades, power-ups, dynamic enemies, and challenging bosses.
0Look A Bazooka
Zone out for an afternoon of mindless jumping and shooting in this very first third-person-shooter-like. LOOK A BAZOOKA is a casual shooting game where you can destroy everything, together with your friends and family. Humanity is ending and only one man can save it; but he doesn't know.
0Space Grunts: Chrono Shard
Master time. Stop the Ooze. Outsmart a galactic infection in this high-speed, turn-based roguelike. Use your Chrono Shard to loop the timeline, leaving gear and upgrades for your future self. Craft your arsenal, evolve your skills into elite sub-classes, and turn every death into an advantage.
0Neon Rain
Welcome to Vakrex, a world brimming with life but plagued by conflict. You must sift through the occupational forces and hostile wildlife to investigate the cosmic phenomena known as Neon Rain. You don't call the shots on this treacherous planet, however. Evolve or die.
0Threats To Humanity
Threats To Humanity: The full version of this game with feature 10 unlockable level, New upgrade system and power ups, High score and leaderboard, New turrets to unlock, new enemies and bosses battles. Future DLCs for more levels, turret, and more.
0Military Defense
Protect the base from an alien invasion. Place cannons and destroy the invaders. Upgrade cannons to resist the enemies.