Top similar games like Planets Under Attack:

Endless Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious Endless universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?

"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...

Choose between different factions, with their own set of expendable soldiers, mechas, and weapons. Protect your brain, mine gold, and destroy the enemy cortex in his bunker complex!

The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.

Experience the dramatic conflict of samurai culture and modern weaponry between the Imperial throne and the last Shogunate in 19th century Japan.

Experience the ultimate WWII RTS platform with COH2 and its standalone expansions. This package includes the base game, which you can then upgrade by purchasing The Western Front Armies, Ardennes Assault and/or The British Forces. More info in the "About This Game" section below.

KNIGHTS and MERCHANTS recreates the era of the Middle Ages. Apart from the purely fictitious geography of our world, all game elements and scenes are based on the Anglo-Saxon period, 1200 A.D. And we haven't used imaginary elements like fabled creatures, either. The player takes on the role of an ordinary captain in the Palace Guard.

Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.

Endless Space is a turn-based 4X strategy game, covering the space colonization age in the Endless universe, where you can control every aspect of your civilization as you strive for galactic domination.

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.

Battlefleet Gothic: Armada is the RTS videogame adaptation of Games Workshop’s classic tabletop game, pitting the Chaos, Imperium, Eldar, and Orks against each other in visceral space-battles.

Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?

Includes 47 Steam achievements, leaderboards, and stats!

The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.

Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges.

Take to the skies! Guide your Imperial Navy or Ork Airwaagh squadron to victory and experience every dive, roll and ultra high-G turn through desperate dogfights in this tactical aerial combat game. Life is the Emperor’s currency, spend it well.

A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive.

For a thousand years, three opposing forces have waged war for what they believe is true. There can be no room for compromise: their way is the only way. Dubbed The Infinite War, this devastating conflict has taken its toll on a once-peaceful galaxy and has only served to deepen the hatred between the factions.

Interloper is an online multiplayer real-time strategy game with matches that take only 5 minutes. Instead of destroying your opponent, you win by claiming domain. By predicting your opponent's movements, you corner them to claim the entire map.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

Fight for control of a frontier world. Gather resources, build your base, and command your forces in battle. Survive long enough to unleash your ultimate weapon - THE EPIC.

Rewrite history as you take control of the brutal Vikings, the devious Aztecs or the crafty Chinese in their global quest to win the favour of the Gods! Swords & Soldiers is a side-scrolling strategy game that lets you control an entire army and lets you wield devastating magical abilities.

Deep under the central desert of Kronus, a vast honeycomb of skull-lined tunnels and funeral chambers house the awakening Necron menace. Eons ago, these were the boulevards and squares of a great necropolis built to house the bones of the races who had fallen to the Necrons, and ultimately were where the Necrons themselves retire to...

Eador is a universe made of countless shards of land drifting in the Great Nothing. Each of the shards is a little world unto itself, with geography and denizens of its own. The power over the shards is bitterly contested by Masters, the immortal beings mortals believe to be gods.

Actual Armies. Actual Weapons. Actual Political Issues.World War III - Black Gold takes the player to the near future. The political crisis has been going on for months, leading to worldwide turmoil. A secret conference of the UN Central Geological Commission reveals that worldwide oil reserves have reached dangerously low levels: Oil...

Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?

Co-op and Single player Tower Defense genre.

The year is 2047. A massive nuclear fireball explodes high in the night sky, marking the dramatic beginning of the Third Tiberium War and the long-awaited return of the most groundbreaking Real-Time Strategy franchise of all time.

Submarine Titans is a real-time strategy video game that takes place in the year 2115 after a comet has struck Earth, driving two human factions, the militant White Sharks and the scientific Black Octopi, to establish underwater bases and fight for dominance over the oceans.

In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

The Ultimate Team Fight Chess! - Fight back to back along with other heroes and become the true champion of the team. Rise victorious through the epic battle. Experience a battle that you've never experienced before with various strategy elements to control your own outcome of the battle.

UFO: Aftershock is a combination of tactical squad combat and global strategy that enhances and expands upon its prequel, UFO: Aftermath.

The desperate leadership of a doomed Soviet Union travels back in time to change history and restore the glory of Mother Russia. The time travel mission goes awry, creating an alternate timeline where technology has followed an entirely different evolution, a new superpower has been thrust on to the world stage, and World War III is...

In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival?

The Western Front Armies is a multiplayer standalone for COH2 that adds two factions to the roster of playable multiplayer armies: the Oberkommando West (OKW) and the US Forces (USF). Each army can also be purchased separately.