Top similar games like 3rd Invasion - Zombies vs. Steel:

Manage a space station, flying through a procedually generated universe, fight, build and survive in the coldness of space.

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.

The Caribbean Sea, your sea, has been the home of true freedom for ages. Calico Jack, William Kidd, and many other great pirates had sailed these waters in the past.

Lost Technology is a simulation game in which over 100 characters comprising a total of 12 different factions battle to conquer each other’s territories. The faction chosen at the beginning will determine the conversations and events that occur throughout the game between the player and the other factions.

Battlevoid: Sector Siege is an epic straight into action real-time space strategy game, in which the world has been built to deliver a lively battle field; and the action is never more than just seconds away at the start of every game.

The leaders of the seven nations failed to reach a peace agreement. All kingdoms are now at war.

You are the first person on Mars. You will need to establish a base, mine resources, and build everything the colonists will need to survive. It's one person against a harsh and unforgiving planet where everything we take for granted is in short supply.

This is an online shooting game with Battle Royale mode. The game is played in a dark room, you can switch on the rifle flashlight for illuminating targeted areas, but always watch out for enemies who follow the light to sneak up on you!

"You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

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.

Command armies, manage resources, and build an empire in this real-time strategy wargame from Longbow Games. Will Rome fulfil its destiny to rule the ancient world or will history be rewritten to forge a new Etruscan, Gallic, or Greek hegemony!

The world after a nuclear war. Manage the settlement, learn technology, make decisions, produce weapons, ammunition, organize defense, raid for supplies on other areas, do not let residents die, survive the nuclear winter.

Construct and manage your colony anytime, anywhere, any device!!!!

Door Kickers is an innovative realtime strategy game that puts you in charge of a SWAT team and lets you command them during a tactical intervention.

The island is a combination of an RTS game and an RPG game. You will have to build the base, expand your army and defend the settlement at all costs.

A 4X real-time strategy game from the developers of the critically acclaimed Northgard. Set in Frank Herbert’s groundbreaking Dune universe, you must lead your faction and battle for control and dominance over the harsh desert planet of Arrakis.

Rule a small fantasy kingdom and conquer your rival as you build up your cities and armies on the world map and command your troops on the battlefield. Small Kingdoms is a streamlined grand strategy and real-time strategy game, the Small Kingdoms Prologue is a free introductory campaign

Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!

Become a Captain! Fly your ship and command your crew as you compete to become Champion in a winner-takes-all reality show. Build relationships and plot betrayals to avoid getting voted off the season and become the last captain standing. Optional VR support.

Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.  

2280 A.D. The last few survivors of a ruined Earth seek a new home: Mars, a planet whose inhabitants didn't take too kindly to outsiders. The Red Solstice is a tense, tactical, squad-based action game. Fight to survive with up to 8 players in co-op, or lead your own squad in single-player mode.

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!

Edge of Galaxy is a real-time tactical space sim with RPG-lite elements. As the commander of a mercenary fleet, you must hire and manage your ships, upgrade their capabilities, and rise through the ranks to become a legend among mercs.

Conquer Medieval Europe and North Africa in a combination of Grand Strategy and Real-Time Strategy gameplay where you rule one of 28 kingdoms as you build and manage your cities, engage in diplomacy and command massive armies on the world map and on the battlefield

From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.

NEO Impossible Bosses is a RTS-MOBA Raidboss rush game in which you (and optionally, friends) utilize a number of heroes to defeat the IMPOSSIBLE BOSSES!

This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.

Victory at Sea Pacific is the exciting game of naval RTS combat set during World War II. Bringing an epic approach to real time strategy war gaming, search and destroy enemy fleets across an open world sandbox in a desperate attempt to change the course of history.

The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

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.