Top similar games like Graph TD: Cosmic:

Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.

Hold the line in a neon sci-fi siege. Deploy and upgrade 15 distinct towers, expose every enemy's weakness, and survive 50 escalating waves and relentless boss assaults. Every threat has a counter — find it before your base falls.

The game type is A Roguelite barrage shooting game, Choose different upgrades after each level, and each upgrade can be integrated to form a unique gameplay. Every game is a brand-new experience. After each customs clearance, the difficulty increases and the playability is enhanced.

Andromeda Wars is a retro styled space RTS. In Andromeda Wars you must gather power, build a fleet, build defences to defend your mothership, and try to survive the onslaught from the opposing factions. Each ship you add to your fleet gives you powers but also reduces your dwindling resources.

Negative Energy is a tower defense game with basic RTS mechanics, where your goal is to defend the construction of a Dyson sphere, while fighting against waves of hundreds of enemies ships.

Destroy. Salvage. Repair. Upgrade. PROFIT! A real-time tactical experience where you command your own mercenary outfit of mechs and mercs and adventure through randomly generated missions filled with rewards, glory, and bitter defeat.

CIRCLE is a tower defense game with a light card system, where you will play as a commander defending the Earth: by building/upgrading weapons on a rotating device called "CIRCLE" and using cards to deal with the continuously invading aliens.

Terminal squad: swarmites is a game with indirect control where you must erect a chain of buildings, which generate resources for construction or the combat units for destruction of an enemy.

A tower defense unlike anything you have played: the enemies are living numbers, your towers are geometric shapes, and countless projectiles fill the screen. Merge shapes, master seven elements, and lead a crew of astronauts that builds, mines and collects while you hold the line.

Saadex Defense is a score-attack TD with RTS elements. Push the Creep back with specialized towers and upgrades, or avoid them, to ensure your towers are ready to fight the more immediate threat of the Creeplings. Can you survive long enough to turn the tide?

Co-op and Single player Tower Defense genre.

Build the route. Break the machines. Recover your stolen energy cores. CENIZA is a 3D tower defense set in an industrial wasteland, with 100 waves, seven upgradeable tower families and colossal robotic bosses. Reshape the battlefield, then make it your own with mods.

Rule the battlefield from orbit! Crystal Nexus: Alien Siege is a hybrid deckbuilding tower-defense game that puts you in charge of outposts on hostile alien planets. Look down on the battlefield from your space station and deploy towers, weapons, and buffs from the cards you’ve collected!

Project Eternal is a deck-building tower defense game. Use the cards you receive as rewards to keep creating unique combinations of turrets and defeat the oncoming enemies.

Classic Tower Defense meets space exploration. Build turrets on mining platforms, harvest enemies to build more defenses, and mine Dark Energy to travel the stars. As a sentient AI, you must upgrade your tech, scan planets, and find a new home for humanity before Earth fades away.

Noble Armada: Lost Worlds is a moddable real-time strategy PC title based on the Noble Armada miniatures game. Set in the Fading Suns Universe, the five Royal Houses dominate human space as they battle each other for control of the greatest resource... humanity itself.

Loop Defense is a single-player sci-fi tower defense game. Build enemy routes with base walls, assemble a modular defense, manage limited loadouts, energy, and research, face armored, flying, carrier, and wall-breaker units across a star map, or challenge Endless Mode.

Pilot a momentum-driven ship through the cooled remains of dead star systems. Master a growing arsenal, take on 10+ unique epic bosses, and tackle four sectors your way. The world is seed-generated. Enjoy 4 difficulty levels, NG+, and a rewarding skill / unlock system.

Exo TD is a true 3D space Tower Defense. Invaders have scouted your planet as their next target, you must protect it by building destructive turrets, orbital defenses, shields, drones and more to defend against the incoming invasion force.

Grow a tiny alien outpost from improvised survival tech to gigawatt-scale industry. Automate production, carry your power into hostile expeditions, build evolving defensive networks, and push deeper into a living insect world that fights back.

On an alien world, you must defend yourself in this unique base-building tower-defense game. Build a base by placing blocks, turrets and traps in order to survive the hoards of aliens.

Command massive space battles where thousands of ships clash in real time. Build your fleet, choose a doctrine, reinforce the battlefront, unleash commander abilities, and adapt as unexpected events turn the tide of war in this mashup of strategy and auto-battler.

Creeper World 3 is what happens when cellular automata takes over a strategy simulation. Instead of discrete units that attack your base, a fluid-like substance spreads over the terraformable terrain. Your base, your weapons, your strategy... you must adapt them all.

A real-time tug-of-war roguelike deck builder. Your buildings spawn your army. Your cards, blueprints, and imbues decide what that army becomes. Place buildings in your yard, work the belt, and push two lanes until one stronghold falls.

Node Body is a node based incremental action game where your upgrade tree is your body

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.

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!

Build and upgrade a modular warship in this single-player roguelite. Command real-time battles, slow time to use abilities, and intercept incoming missiles. Unlock new starting ships and equipment between runs, and shape your crew's story through your choices.

Players resist enemy invasion by building production bases, constructing conveyor belts, upgrading carriers, and strengthening weapons.

A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?

Escape From The Red Planet simplifies resource management, tower defence, and first-person mechanics into a singular arcade experience. On the latest mission to Mars, the Orion III crash-landed. With Martian attacks looming, Houston most definitely has a problem!

Join in on the next gold rush and become a prospector in space. In this unique tower defense you can set up and reposition towers for maximum efficiency and adapt to the environment.

Build and defend a space colony where every unit of power and every crew assignment matters. Expand production, research new technologies, shape the battlefield with walls and weapons, and adapt your strategy against alien swarms across nine campaign operations.

A sci-fi tower defense game. Build an army of towers to stop waves of a lured alien species called Zektid's.

Meteor Spin is a cosmic roguelike deckbuilder where slot mechanics meet planetary defense. Spin the defense slots, trigger explosive module synergies, and protect your planet from incoming meteor storms!