Top similar games like MarZ: Tactical Base Defense:
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.
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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.
Grim Nights$2.99
Your village must survive for 13 days! Gather resources, expand, explore the underground for riches, and train soldiers to defend against hordes of the undead.
Zeta Leporis RTS$4.99
A sci-fi real-time strategy game. An existential war among asteroids in classic RTS style. Build and defend, produce and upgrade, attack and annihilate!
Creeping Dusk$6.99
Creeping Dusk is a tower defense game. Build a town around an abandoned gold mine and defend against monsters that swarm the area. Fortify your defenses, and prepare for the increasingly challenging nights. Will you be able to protect your town from the encroaching darkness?
Botanical TD$3.99
Defend against evil snails with a variety of plants in this Tower Defense while YOU have to make constant decisions how your enemies get stronger.
Planetary Annihilation: TITANS$29.99
Wage war across entire solar systems with massive armies at your command. Annihilate enemy forces with world-shattering TITAN-class units, and demolish planets with massive super weapons!
BlackChain$4.99
A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.
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.
Rogue Station Defense$7.99
A rogue-like sci-fi Tower Defense strategy game with infinite replayability!
Cat Guardian$7.99
Cat Guardian is a flexible card game blending tower defense and survival. Manage resources, build, and strategize to protect the Tree of Hope from zombies. Can the cats of Meowx Planet succeed in their mission and survive? It’s up to you!
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?
Laser Defense Extreme$1.99
Laser Defense Extreme is a Tower Defense Game, with a Killstreak System. Place your "Towers" strategically and eliminate the incoming enemies.
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.
Omnibullet$11.99
A factory is like a clockwork, can you make it tick? Combine simple towers into complex mechanisms, generate enough energy bullets, charge batteries. An open-ended logic game about efficiency, energy management, and tight budgets. Batteries included, but you will have to charge them yourself.
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!
Dofense$12.99
Defend the energy cores from ever increasing enemy waves by destroying their spawn gates. Build tower mazes on Hex grid. Adapt them to dynamic changes in the terrain. Face quirky bosses. Design your own levels and share them on the Steam Workshop.
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.
Towers & Goblins: The Last Stand$11.99
Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.
Geometry Defense: Infinite$9.99
Geometry Defense: Infinite is a classic infinite tower defense game where you must build a maze to slow enemies and build towers to destroy them. An action-packed and engaging game requiring focus to take on challenges and test your skill.
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.
Milky Way TD SURVIVORS AUTOBATTLER RTS: EarthFREE
Milky Way is a unique mix of Tower Defense, RTS, Auto-Battler and Survivors. Build your base, choose random upgrades and use powerful skills to survive against hordes of enemies.
Cepheus Protocol$19.99
Cepheus Protocol is an Open World RTS Military Survival Game. Play as the CERC hunting Patient 0, maintain Quarantine camps, fight dangerous mutations & Rogue Civilian Combatants . There’s nobody else coming, it’s up to you now.
Milky Way TD SURVIVORS AUTOBATTLER RTS$7.99
Milky Way is a unique mix of Tower Defense, RTS, Auto-Battler and Survivors. Build your base, choose random upgrades and use powerful skills to survive against hordes of enemies.
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!
Tomb Of AnuBI0S$9.99
Tomb of AnuBI0S is an unique 2D tower defense-platformer with an Egyptian Sci-fi setting. Defend the AI deity RAm from waves of undead "Organics." Upgrade your arsenal from weapons to walls, turrets, and your player capabilities. Immerse yourself in meticulously crafted levels and defend RAm!
League TD$3.99
"League Tower Defense" is a strategy tower defense game that combines unique defense towers and various upgradeable components to unleash different attack effects. Come and build your perfect defense line.
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.
Gratuitous Space Battles$14.99
Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
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!
Spacebase DF-9$9.99
In Spacebase DF-9, you'll build a home among the stars for a motley population of humans and aliens as they go about their daily lives. Mine asteroids, discover derelicts, and deal with the tribulations of galactic resettlement in Earth's distant future.
Final Upgrade$19.99
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Home Domes$14.99
Explore this life sim on a new planet. Create your new home on the rugged surface of Mars during the early days of colonization inside the safety of your new Dome. Everyday life on a new planet has new challenges and more difficulties of surviving out on the Domestead.
Escape Gaia$9.99
you will play as Gaia, the shattered will of a planet, and command your spaceship to explore new worlds, collect and refine various resources, build a home on the damaged spacecraft, summon a wide range of monsters, and ultimately, devour other shattered wills to repair yourself.
BARRICADEZ$18.99
Barricadez is a mix of tower defense and survival game. Take on your care robot and explore the underground, find new blueprints, gather resources and build your defenses and traps to survive through the night against a myriad of zombie-like creatures. Your goal: to defend the defenseless cradle.
史莱姆冒险战SlimeWarfare$5.99
"Slime Warfare" is a rogue tower defense game with a variety of gameplay and placement.Slimes are weak monsters and always bullied by humans. Players will play the role of the Slime Queen to build structures to defend against adventurers' attacks and strengthen themselves.
Annihilate The Spance$29.99
RTS base builder with constant production and minimal micromanagement. Direct fleets of autonomous ships in huge battles. Features a singleplayer story campaign with 3 distinct playable factions and many subfactions, and full level editor. Test your abilities in the shifting tides of the Spance.
NecroCity: PrologueFREE
NecroCity: Prologue is just part of the gameplay that awaits you in the full version of the game. Take on the role of the young Prince of Undead, trying to prove himself in the world of the Undead Kingdom. Push back the hordes of monsters and build your fortress! 🔥
NecroCity$9.99
Your main task in NecroCity is to push back the hordes of monsters and build your fortress! Defend your undead outposts from the persistent forces of the so-called “good”! Take on the role of the young Prince of Undead, trying to prove himself in the world of the Undead Kingdom. 👹
The Final Earth 2$9.99
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
Swarm the City: Zombie Evolved$4.99
Swarm the City: Zombie Evolved is a villain protagonist real-time strategy game. You will play as the King of the Dead and rule the world once again by creating zombie legions and destroying human cities. As the King of the Dead, you can infect humans, turn them into zombies and rule the world!
Nanuleu$2.99
Nanuleu is a strategy game where you control a network of magical trees that protect the land from an invading dark force. Gather resources and grow trees to repel the invaders. Each tree has a different role to play in this battle to protect the land.
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.
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.
Zombo Buster Advance$4.99
Zombo Buster Advance is a tower defense game taking place inside buildings with interchangeable elevators. Deploy, swap and shoot like a boss!
Space Defense Grid$5.99
Multiple levels, multiple weapons and enemies have their own characteristics, waiting for players to challenge.
Illumina Defender$4.99
Defend the vibrant world of Illumina from descending enemies in this retro-styled, fast-paced, single-player arcade game. Utilize strategic upgrades to keep the city safe and enjoy an electrifying soundtrack while you do it!
Hold The Fort$4.99
Dive into intense, fantasy, tower defense action! Using turrets, spells, and your cunning, you must defend your kingdom against an onslaught of enemies launching a surprise attack while the king is away.
Reshaping Mars$9.99
「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.
Byte Lynx$9.99
Byte Lynx is a fast-paced RTS with no units. Build defenses, dismantle your enemy, and steal their buildings in this deeply tactical building combat-based strategy game. Expand your arsenal across a series of diverse levels!
Loot Express Delivery Service$9.99
Embark on an adventure with Loot Express Delivery Service, a 2D pixel art game. As the commander, your goal is to retrieve valuable items from a distant planet. Utilize your skills and strategy to complete missions and guide your company to prosperity.
Trappist$14.99
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.