Top similar games like 星旅：前奏 Wandering Planet: Prelude:
星旅：前奏 Wandering Planet: Prelude $3.99
Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.
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Raging Titan$4.99
Build your towers, plan your efforts, watch out for changing paths and strike back against the alien invaders in this challenging tower defense game!
Rogue Station Defense$7.99
A rogue-like sci-fi Tower Defense strategy game with infinite replayability!
Asteroid Core$0.99
You are isolated on a small meteor and need to build a fire to escape before being destroyed by aliens. Use your limited space to create machines and obtain more and more resources. Enjoy this mix of puzzles, tower defense and incremental gameplay.
Project Astra Dominium$9.99
Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.
Massive Defense$4.99
Place the towers on the fragile energy rings. Manage your army, use resources wisely, and upgrade towers and special weapons. Welcome to an atmospheric world full of surprises and long adventures.
银河战争一(Galactic Wars One）$1.6
A tower defense strategy science fiction game, in the future era, when aliens invade the solar system, players need to build various turrets to resist alien attacks and guard the Milky Way and solar system.
Nuke Them All$19.99
An RTS classic reborn with a twist. Time is of the essence, Commander! Capture the flags, conquer the territories, and eliminate the enemy fort. And finally, nuke them all! This old-school sci-fi Indie real time strategy game, crafted by devoted team, revives the genre's enduring allure.
Ad Astra: Sci-Fi Tower Defense$4.99
Lose yourself in an indie solo-dev. treasure that harkens back to arcade classics! All while thumping along to killer retro-inspired beats by Ovani sound. Embark on an epic tower defense adventure against awe-inspiring machine monstrosities, made by a devoted gamer for devoted gamers.
Cyber Tower$6.99
Unleash your creativity and strategic vision to shape enemy paths, build deadly mazes, and dominate the battlefield in this cyberpunk tower defense experience.
World of Towers$2.99
World of Towers combines puzzles with tower defense. Design your base in order to collect all of the puzzle pieces and destroy your enemies. Create and share your own worlds on the Steam Workshop using the World of Towers World Builder
Stellarcraft The PrologueFREE
Stellarcraft is a thrilling sci-fi tower defense game that delves deep into the vastness of the universe and offers players the opportunity to explore planets, collect resources and defend themselves against numerous threats.
Extinction Eclipse$9.99
You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.
Planetary Defense: An Orbital Turret Defense System$1.99
2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.
Nexus Defenders$4.99
Tower Defense meets a Visual Novel narrative. Place an arsenal of towers to halt the invading enemy. Use special abilities such as napalm strikes, EMP blasts, and orbital lasers. A sci-fi space drama, filled with dialogue choices.
Space Nature Attack Tower Defense$6.99
Space Nature Attack TD is a tower defense where you can level up and customize tower stats and elements to your liking! Fend off various types of alien creatures across many different sci-fi planet themed maps, biomes, and difficulties!
Castle Of Void$2.99
Your main goal is to defend the castle, because the enemies will stop at nothing. Do not let them break through the defense, as their ambition is to capture your fortress and gain power over your kingdom.
Electromaze Tower Defense$3.99
Electromaze Defense is a classic tower defense game where you create your own maze. With a wide variety of maps, towers and upgrades, Electromaze Defense will keep you hooked for hours on end! Can you build the perfect maze?
Space Defense Grid$5.99
Multiple levels, multiple weapons and enemies have their own characteristics, waiting for players to challenge.
Minimalist Tower Defense$4.99
Collect resources and establish a defense line before dark And then Facing countless enemies
Save the Llama$9.99
Craft the perfect defense upon shifting platforms, turning gears, and railways to save your llamas from alien abduction in this space western tower defense.
ValeGuard$4.99
ValeGuard is an RTS, Town-Management hybrid game that combines Turn-Based City-Building with Real-Time Combat. Each day you construct your defenses, train troops, and prepare for attack. When enemies come in the night, you defend with towers, troops, and heroes with powerful abilities.
Mineral Defense$14.99
Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.
Ash of Legends$14.99
Grapple anywhere, build towers, place traps, shoot guns, launch arrows, and throw sabers, to defend the spores from hordes of the evil empire. Includes native Meta Quest with Link and Steam VR support.
MarZ: Tactical Base Defense$21.99
Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.
Crypto: Against All Odds - Tower Defense$6.99
Crypto: Against all odds is a tower defense game, where you take the role of a cybersecurity expert to fight against hackers and other blockchain threats in this cypherpunk interactive fiction. Combined with squad customization, base/tower building, and simulation. Defend the blockchain!
Osiris: New Dawn$34.99
Osiris: New Dawn is an unforgiving near future space survival game with a cinematic feel and elements of horror. Play as a Mission Specialist in single or multiplayer to build your planetary base, pilotable vehicles, and controllable drones as you explore a dangerous solar system far from Earth.
Axon TD: Uprising - Tower Defense$19.99
Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.
Wonder Defense: Chapter Earth$4.99
Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.
ReEarth$7.99
ReEarth is an exciting TD & (RTS) indie game. Here, you will play as humanity's last hope. You will fend off the oncoming swarms by continuously building your base and dispatching various types of units. Prepare for the challenge and save the future of humanity!
The Crafter's Defense$9.99
An active strategy game where you customize your dungeon and defend against waves of invaders. Create your dungeon, place monsters and traps, and protect your core! Take direct control of any of your dungeon's monsters to directly engage in the combat or sit back watch the battle unfold.
Planetary Defense Force$5.99
Jump into the shoes of an interplanetary defender! Grab weapons, build towers, expand ground economics and protect planets from space invasions in this unique mix of twin-stick shooter, tower defense and city builder game.
Cliff Empire$14.99
After a nuclear war life on the surface became impossible. A 300m thick radioactive fog covered the Earth. We are looking for bold active people to manage the process of restoring life on Earth. Join!
Astronaut Assault$9.99
Dive into Astronaut Assault, a third-person Sci-Fi tower defense game, and battle against relentless enemy waves in diverse arena settings. Arm yourself with an array of turrets, traps, and gadgets to halt, hinder, and outmaneuver your foes.
Galactic Garrison$6.99
Galactic Garrison is a sci-fi, turn-based tower defense game where you defend your base from relentless alien waves on Mars. Deploy soldiers, build barricades, and upgrade defenses to withstand attacks. Earn powerful reward cards to gain strategic advantages and outmaneuver your enemies.
End War RTS$2.99
Inspired by modern science fiction! A modern real-time war game, the screen is in the style of realism, the fast-paced attack effect is easy to fatigue, easy to use and simple to operate, mainly in the traditional style
The Echoes of Mars$4.99
The Echoes of Mars is a voxel-style tower defence game. Defend your research base on Mars from ancient creatures by strategically placing towers and using advanced tech.
Defence to death$5.99
"Defence to death" - game in genre "Tower Defence". Defend Your castle from monster! Show Your's strength and wisdom.
Engineered To Purpose$9.99
Engineered to Purpose is a new tower defence game where you custom-design towers to defend your base, with millions of builds to explore and refine. Set in the far future, E2P's story of posthumanism, family, and change will open new worlds to explore and survive.
Creator-initial$9.99
A real -time strategy game that can create items to operate logic.No resource collection
Bulwark$6.99
Bulwark is a medieval-themed 2D pixel tower defense game with a dynamic block-based building system. Construct and fortify your castle, manage resources, and recruit troops to defend against waves of enemies. Build, strategize, and adapt in this unique blend of fortress construction and combat.
Expansion VR$14.99
Expansion VR is a tower rush RTS designed for Virtual Reality, featuring indirect control mechanics. Collect units, build your forces, and take down your opponent’s base in fast-paced battles against players or AI.
飞跃星球（Eggy Space）$1.99
A light tower defense game with unique planet exploration. Defend against aliens, collect resources, and build a new home. Exquisite graphics and challenges await!
Dyson Sphere Program$19.99
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Thukothea Defender$4.99
A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!
Sporadic SpireFREE
Defeat hordes of enemies in this aesthetic tower defense game. The random terrain generation provides a beautiful environment and a unique experience every time you play.
Space Cheese Defenders$3.99
A tower defense game with RTS elements about gathering cheese in space, where mobile carriers are able to deploy smaller spacecraft. Collect cheese to buy and upgrade spaceships and use each type to customize your playstyle and defend your base!
Sentry System$7.99
Sentry System is a tower defense roguelike where you collect, modify and upgrade your sentries while progressing through a network of challenging encounters.
Paper Protocol$7.99
Paper Protocol is a Tower Defense game with elements of Real Time Strategy. Command a versatile mech and a squad of high tech turrets to defend the Paper Co. building from angry trees! Upgrade both yourself and your turrets to defend against the trees and their unique abilities.
TowerDefenceDesigner$0.99
A self-built level tower defense game where you compete with friends and online players to see whose creativity is more popular. You control the game content, design the difficulty level, come create your own tower defense game!
The Gears: Factory$7.99
[The Gears: Factory] is a third-person 3D factory-building game where the player's main goal is to build automated systems by mining minerals and producing industrial units.
Line Of Defense Tactics - Tactical Advantage$9.99
A real-time strategy combat game based on the world of the Line Of Defense. Command a team of four Galactic Command marines in highly classified missions in space and on planets.