Top similar games like MetalMercs:

Start small, expand your fleet, and rise to power as you navigate a galaxy full of opportunity and danger. This simple, non-traditional sci-fi RTS and space combat game offers strategic gameplay, evolving challenges, and satisfying ship customization through a variety of modules and upgrades.

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

{{An RTS inspired by the classics of the past!}} Making up for it's subpar retro graphics with fun gameplay and modern multi-threaded tech enabling huge battles to run smooth... Featuring singleplayer challenges, skirmish, sandbox, 10-player multiplayer & workshop modding.

Crying Suns is a tactical rogue-lite that puts you in the role of a space fleet commander as you explore a mysteriously fallen empire. In this story rich experience inspired by Dune and Foundation, each successful run will uncover the truth about the Empire... and yourself as well.

Build and nurture the universe of your dreams with Land of Babel; an expansive simulation city builder. Construct and manage powerful empires, establish intricate and detailed economies, explore unknown lands, embark on captivating quests, and much more.

The unstoppable alien force known as The Creeper has returned, devouring thousands of worlds in its path, and yours is next. Battle against the Creeper fluid in a groundbreaking pixel-level simulation to prove that humanity will rule the galaxy forever!

Roboden is a fresh take on the RTS genre: less micro-control tedium with more units!

You are the commander of the Black Talons company, currently stationed in the Oberon system. After an eventful campaign, the military Tzanar Union has overrun the planet of Genai and blocked all departure from the system: leaving you and the Black Talons stranded.

Build the mech to fight against robotic Vactics in tactical chess-like combat. The war is already over and the heroes of the city have fallen. Take on a new randomly generated challenge every time you play and join with the citizens to fight for a better future.

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.

Captain your own starship in this 2D, open-world space-sim. Explore, trade, mine, smuggle, steal and fight your way across the milky-way galaxy with real-time, tactical combat.

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.

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

A pixel-art turn-based Galaxy total war game. You can select 14 factions, 61 heroes, hundreds of warships and mecha, and command multiple fleets to carry out grand strategic operations on the map of the galaxy.

A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!

In this unconventional real-time strategy game, control a fearsome army of stink bugs, cockroaches, lightning bugs, ants and more in a miniature, pun-filled warzone! 56 battles with 22 types of Battle Bug await you!

Welcome to the future of space warfare! Star Fleet II: Krellan Commander puts you in command of an advanced space battlecruiser and tasks you with exploring sectors, fighting and boarding enemy ships, and invading planets. Manage your ship, crew and escorts effectively and find your way to victory!

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.

Command an interstellar empire in this 4x grand strategy game and direct your civilization's development through the cosmos. Expand into the galaxy, colonize star systems, exploit resources, and build your empire to greatness. Care for your citizens with benevolence or rule with military conquest.

It's a retro-style strategy game, you can choose the Northsky Fleet or the Pirates, lead your commanders, controll many kinds of warships and robots, and fight a war with the enemy's fleet and alien horde on the galactic chessboard!

2D Open World RTS with a minimalistic pixel art and a world full of mystery.

Grey Galactic is a real time strategy game in space where you build up your planets and ships to conquer your enemies. Develop your empire and fleet of spaceships to destroy your enemies and take over the galaxy! Do you have what it takes to become the best Fleet Captain the UFMC has ever seen?

Includes 47 Steam achievements, leaderboards, and stats!

Cosmic Raze is a sci-fi tower defense strategy game. Control advanced weapons, build powerful synergies, and then blast away as aliens attempt to conquer Earth. Between rounds you'll earn unique augmentations, purchase and upgrade a huge variety of weapons, and unlock powerful synergy bonuses.

Shoot, hack, and kidnap as you lead cybernetic agents in real time tactical combat with pause. Upgrade your team, brainwash enemy agents, and deploy informants as your battle rival groups for control of the city.

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

Test your wits as well as your ability to lead an expedition in this deep space dungeon-crawler. Hire the best heroes and villains of the galaxy. Find unknown planets in uncharted space. Start small, plan big and get a fleet of warships capable enough to rival most fearsome enemies.

The earth was invaded by aliens, and human beings resisted alien species and deduced the most meticulous battle outcome with the simplest control method

Command vast armies across the surface of a star-encompassing Dyson Sphere in this next-gen RTS. Shatter the map itself with superweapons, freeze oceans to create new invasion routes, and control hundreds of units in your quest to dominate humanity's greatest megastructure.

Space Menace is a sci-fi space RTS and battle game. You play as a space captain, seeking fortune and glory as you see fit. Leave your mark on the world and determine the fate of the galaxy with your decisions.

Star Ash Fleet is a groundbreaking real-time strategy game that transcends tradition. Set against a holographic 2D battlefield simulating interstellar warfare, players assume the role of a newly appointed Federal Fleet Commander, crafting their own war epic across the vast galaxy.

One of the world's first real-time strategy games, originally released for the ZX Spectrum in 1984. Move your units across varied terrain to meet the enemy, managing strategic positioning and supply lines.

TAVU is a PvE RTS game with a tactical combat system. Build your bases and defend them against waves of enemy attacks. Upgrade your units and destroy enemy bases to gain new territories and resources.

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!

Totally Defenceless is a wave-based tower defence game. You will need to protect your energy cores from the invading alien bugs by strategically constructing a maze of towers to alter their path to your advantage.

MMO Real-time strategy star game.