Top similar games like Iron Marines:

90s inspired 2D platformer with robots that cuss at you if you jump on their face.

Ancient Greece under siege. Steam engines roar, bronze towers rise, and waves of soldiers and machines march against you.

Age of Defense is a tower defense game full of mind-blowing mayhem. There are tons of monsters and tough defenders in the game each of which fits perfectly into a funny cartoonish setting.

Yupi, the alien, embarks on the mission to save the Earth, helping humans and armed with his power boots, he must overcome the levels avoiding or using enemies to make his way.

Zack Y is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y whose mission is to rule over the Earth.

Beware Planet Earth! is a beguiling mix of classic tower defense and time management coming to PC via Steam for the first time. Save your cows from the Martian invasion by building an effective defense using towers, traps and objects, and also by firing your Zapper directly at the invading force of little green men!

MatchyGotchy Z is a colorful digital pet game that combines idle clicker elements with a new take on pet-raising simulation: trainable personalities. All the nostalgia of those old virtual pets, fully adapted into a new desktop gaming experience.

LEGO Star Wars III: The Clone Wars will allow fans to explore endlessly and laugh their way through the Star Wars galaxy in the most humorous, accessible and action-packed LEGO game to date.

In Exodus Frontier: The Last Stand, humanity’s last hope lies on the distant planet Xylonia. As a brave explorer, you'll battle fierce alien resistance and fight to establish a colony. Strategize, adapt, and defend your foothold—survival of mankind depends on your choices.

Land. Jetpack. Shoot. Three arcade games in one — blast through 90 bite-sized stages across 30 missions to rebuild a shattered galactic map. Fast, precise, pick-up-and-play action with classic arcade DNA.

Spaceships, lasers, and… chickens! What more could you ask for?Conflicks: Revolutionary Space Battles is a creative new take on space-themed videogames that merges the deep, thoughtful gameplay of strategy games with the intuitive accessibility of physics-based games.

Damn aliens! The choice is: the Universe — or nothing!

Two kingdoms in battle against each other, the king Bennevert called for the legendary mighty mercenaries to defend strategic posts in dangerous lands in the battlefield. Are you prepared to be a mercenary?

Command knights, aliens, and other historically dubious nations in a free real-time tower conquest game rebuilt from a 2009 iPad original. Grow armies, capture towers, and outmaneuver adaptive AI through 30 campaign levels.

Engage in the construction of your station from a variety of different modules. Create your space fleet. Protect your base from enemies...

Ancient Space is a story driven single player real time strategy game where you take command of a fleet embarking on a scientific mission to chart undiscovered reaches of space called ‘The Black Zone’. Overcome overwhelming odds and fight for your life and the survival of your ship and its crew.

Drone Swarm is a very unique take on tactical games. Control 32,000 drones in quick, fast-paced fights. Combine your swarm abilities and counter constantly evolving attacks of your opponents. Survive varying enemy waves, get upgrades to your swarm, and make it to the next system alive!

Sci-fi military action-rts. Play as a space soldier, abandoned by the command on an alien planet. Find allies, gather resources, train new troops, and escape from Sector Yama. Casual "single-stick shooter" controls, fun tactical combat, rewarding exploration, and rich storytelling.

Entangled is a physics puzzle game revolving around grappling gun mechanics. You are immersed in a colorful environment while being entranced by a relaxing space ambient soundtrack. It is challenging, but extremely rewarding.

Chuck space aliens into each other! Dodge giant asteroids! Engage your tractor beam, force field and phase shifting technology to navigate the unknown in this 2D side scrolling physics based space adventure. 

Lead. Fight. Win.

It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

2D-isometric game with a lot of action and sci-fi narrative. Play with and switch between three characters: Kit - the girl, Che - the ape and Moses - the alien, as they explode as many droids as possible!

To the Stars is a fast-paced, whimsical and tactical planet-hopping game. Choose your own adventure as you conquer the universe - one constellation at a time.

Orczz is a fantasy tower defense game set in the fantasy Kingdom of Whiteleaf, famous for its delicious honey wine – the mead. The player controls the Knight Order of the Mug, protectors of Whiteleaf and the mead, who are once again called to defend the land against an invading horde of orcs.

This is a 2D science fiction casual game, where players can gain increasingly fulfillment by collecting and exploring in the universe. The non-competitive game mode can also bring relaxation to users.

Fight all of the bad guys! Axe Cop and his team of colorful characters must go on an epic adventure, that covers his ten-year comic book history, to rid the world of all bad guys once and for all in this epic turn-based RPG!

MARSS is a reaction-oriented and puzzle laden RTS game. Use the power of numbers, mandatory friendship and space-gulag threats to take back Mars and expand the robocommunist empire!

Prepare to take off, soldier! The galaxy needs your strategy! Prove your RTS expertise, explore an entire galaxy and defend it from a threatening invasion.

Bacon Tales é um jogo de defesa de torre 2D com visão lateral inspirado no famoso conto “Os Três Porquinhos”. O jogador deve defender a Vila dos Porcos contra os lobos. Escolha um herói para ajudá-lo em sua jornada e fortifique a vila para torná-la mais resistente e capaz de reunir mais recursos.

Goblin Siege: Protect the Castle! is a tower-defense game where you will have to defend your castle from a siege of goblins. Recruit soldiers, plan your strategy, and have fun!

A vibrant sci-fi platform adventure game where you help Maxwell the dog explore unfamiliar worlds, make strange new friends and contend with mysterious forces - by jumping, shooting, slicing, shrinking, warping and drilling.

The most addicting tower defense game, packed with monsters and tough defenders, all of which fit perfectly into the cartoonish environment. Prehistory is a prologue for the main story Age of Defense.

Defend humanity from the Athral Vanguard in Athralis Tower Defense. As the S.O.D.S. Commander, deploy manned turrets and advanced equipment from orbit to stop alien invasions. Experience intense sci-fi tower defense action and strategic gameplay.