Top similar games like Stellar Initiative:

Explore the mysterious Wall World on your giant robospider: mine for valuable resources, upgrade your equipment to fight off hordes of monsters, and discover exotic biomes in-between attacks. Will you be able to survive and learn the secrets of the Wall World?

Build up your defenses and ward off any threats to your expedition in this rogue-like tower defense game. Manage your resources well and make sure no to overstay your welcome on this planet, or be prepared to face a never-ending onslaught of crustaceans...

In "Drill to the Stars," you build your OWN base! Guide enemies with walls into traps and eliminate them before they destroy your drill. Strategically adapt to the environment and place the towers cleverly for maximum attack speed in this roguelite tower defense game.

A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.

Defend galaxy against Alien invasion in the RTS offline game with roguelike fun

A rogue-like sci-fi Tower Defense strategy game with infinite replayability!

Explore. Mine. Build. Fight. Destroy The Monoliths is a single-player real-time mining tower offense roguelike where you explore a randomly generated map, mine the terrain to get resources, and build turrets to both protect your base and fight monoliths that keep spawning ever more minions.

Build your defense base to repel alien invaders. Atahion is a strategy and tactical defense game in which you have to extract resources, build defense towers and use bonuses to complete the mission.

Dungeon of the ENDLESS™ is a Rogue-Like Dungeon-Defense game, in which the player and their team of heroes must protect the generator of their crashed ship while exploring an ever-expanding dungeon, all while facing waves of monsters and special events as they try to find their way out...

Tendrils and Plates is an Open World Sci-Fi Space Survival Shooter RPG under development by a solo indie developer. You begin in a scout starship and learn to survive in a hostile solar system. Build your base and take on missions in space and on numerous ground locations.

A minimalist sci-fi tower defense. Buy soldiers and upgrade them, defeat waves of enemies, hold your lines.

“Natti” is a roguelike tower defense game unfolds in the Otherworld of Korean folktales. Place defense towers, collect equipment, and strategically utilize various heroes to defeat all the monsters and protect the Otherworld with “Natti”, goblins in form of animals.

Defend your AI capital against endless alien invasions in this space shmup-inspired tower defense with roguelite randomness. Dissect bodies and ships to unlock weirdly powerful tech. Upgrade your base with turrets, turning your screen into a symphony of perfect destruction!

Defend the evacuation of Terra on the losing side of an alien invasion. This experimental action strategy game breaks out of genre norms to provide fresh mechanics to strategic gaming.

We fused deck-building roguelikes and tower defenses in a way never seen before - deploy your towers, collect valuable trinkets and cast powerful spells to defend yourself against the Salkoth!

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.

Towerbloom is a pathless roguelite tower defense with reactive gameplay. Employ countless outlandish strategies and supercharge your towers by hovering over them to vanquish enemies.

Mineral Defense is a Tower Defense game inspired by roguelike games and procedural generation. With an ever expanding world, unlock tiles and sculpt the perfect path. Design the perfect build and unleash your synergies on your enemies!

Defend your Nexus by placing mirrors and buildings on the path of your projectiles. Deflect, empower, manage and solve each map using your creative and strategic mind.

Bestion is a game that combines Roguelike tower defense elements with automated factory construction. Players are required to construct their own factory on a planet and protect the kernel from monster attacks.

You think you are a die-hard? Here you will die quick! A proper hardcore RPG-action where you will die a million times across a myriad of procedurally-generated levels. Extremely difficult, but highly addictive Indie Gem in your Steam game collection!

Build towers and learn abilities to defend against swarms of hundreds of on-screen hostile alien creatures. Choose between sets of randomized upgrades that both upgrade you and the alien swarm. From enormous explosions to far-reaching flamethrowers, no two games are the same.

Eyeb is an action packed tower defense-like that pits a young space cadet's bionic eyeball against a harrowing nano-bot invasion. Push out, explore, power up and drop a trillion towers for the glory of facing off with the diabolical Nano-Lord. You can also go fishing in space.

Refactor is a hard-core tower defense game that combines modular building, route planning, and element composition.

A space-battling crew-managing deckbuilder where your crew are your cards. Deliciously destructible ships: carve apart enemy ships chunk by chunk. Design your ship to fit your play style and adapt to enemy strategies. Reclaim Earth in a hunt-or-be-hunted strategic campaign.

Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet.

Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?

Tower Field is a roguelike tower defense game with a random generated world to explore and modular towers that you can customize and adapt to protect yourself from the dangers you discover.

Astra Sentinel is a real-time strategy game in which you must defend planetary systems from endless hordes of aliens. Reconquer planets, build on their surface and prepare to counterattack. Will you be able to recover the control of the galaxy?

The ultimate mash-up of Real-time Strategy and Tower Defense!

Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization and replayability. Build advanced mazes and construct powerful towers to prevent alien hordes from reaching the Core!

this is a mining , got resources to upgrade device and weapons game,monsters will appear and defence your mecha . player landed on different planets,them can collect diffient ore and upgrade weapons,find mining device and relics to make every round special . move character and mining ore

The age of an active space conquest by Humanity. You are a simple scout who had been sent out to explore a new planet. You must collect information about it and transfer it to the Center. But is it all that simple or is there anything you still don’t know?

Axom: Conquest is a base building resource managing tower defense game set on the dangerous planet named Axom. Gather resources to build defenses, unlock research between games to get stronger and ultimately unlock the secrets of the mysterious planet.