Games like X3: Terran Conflict on Steam
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2112TD: Tower Defense Survival
Get ready for the ULTIMATE tower defense onslaught. Build, deploy, research and upgrade your defenses in this epic, old school RTS inspired sci-fi adventure.
Master of Orion 1
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Cities: Skylines
Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience.
Rising Front
A FPS WW1 & Revolutionary War battle simulator with a focus on Workshop Content, rag-doll physics, intelligent AI, massive battles, procedural AI cover system, real-time building system and FPS combat!
Empires of the Undergrowth
Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.
Dawn of Man
Command a settlement of ancient humans, guide them through the ages in their struggle for survival. Hunt, gather, craft tools, fight, research new techs and face the challenges the environment will throw at you.
Hades' Star
A unique space strategy game where thousands of players participate in one shared galaxy.
Planets Under Attack
Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.
Tharsis
Succeeding in Tharsis requires you to make the best of what you have, even if it happens to be a pair of snake eyes. Certain factors may be outside of your control, but that doesn’t mean they can’t be overcome. Tharsis is not a game about facing the odds. It’s a game about changing them.
Workers & Resources: Soviet Republic
Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity.
Ninja Tycoon
Recruit Ninjas, Hire Workers, build your base, train your Ninjas and send them on Missions!
DG2: Defense Grid 2
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.
1000 days to escape
Only 1000 days left until the end of the world. You have to realize the largest space program ever to save as many people as you can. Explore planets, colonize them, help people find a new home.
Galaxy Squad
Galaxy squad is a hardcore turn-based tactical roguelike, inspired by FTL and XCOM.
Anomaly Warzone Earth Mobile Campaign
Anomaly Warzone Earth Mobile Campaign continues Steam's Anomaly Warzone Earth in an extra 15-level campaign. Originally released on mobile devices, the campaign is brought to Steam for PC, Mac and Linux exclusively in Anomaly Bundle. AWE Mobile Campaign turns tower defense on its head.
Surviving Mars
There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.
Townsmen - A Kingdom Rebuilt
Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants.
BMX Streets
Ready to hit the streets? BMX Streets brings the essence of BMX riding to your fingertips. Experience the next generation of BMX gaming with realistic physics, massive amounts of customization and gorgeous maps. Practice, experiment and explore to find your own unique style and master the streets.
Clanfolk
Clanfolk is a colony sim set in the Scottish Highlands. Harness your environment to survive - fish, gather, hunt, and farm as you prepare for the winter. Build an inn, trade with other clans, have children and marry them off - live life and prosper across the generations.
Star Trucker
Haul cargo, trade salvage and keep your space suit close as you search for fame and fortune among the stars in a game that puts an interstellar twist on the truck sim genre.
Fun with Ragdolls: The Game
Become a ragdoll™ and create your own environments in Sandbox Mode, explore worlds created by others, or just flop around your destructible sets! Fun with Ragdolls®: The Game lets you enjoy everything you love about ragdolls!
Espresso Tycoon Prologue: Underwater
A completely FREE underwater mission from the Espresso Tycoon - a coffee shop simulator. Build your own cafe from scratch, hire staff, create the most delicious recipes in the whole Pacific Ocean and make customers happy! Decorate, manage, and build a successful coffee business in Sydney!
Bum Simulator
Bum Simulator is a sandbox game bursting with inappropriate humor and memorable characters. You live on the streets of Bumsville. Do you have what it takes to adapt, survive and become an urban legend?