Top similar games like Citadelic:

Final Outpost is a survival strategy base-builder. You lead the last survivors of the apocalypse. Assign roles, craft tools, and manage resources carefully. Construct buildings, level up your citizens, and fortify your town against hordes of zombies. How many days can you survive?

Astra Sentinel is a real-time strategy game in which you must defend planetary systems from endless hordes of aliens. Reconquer planets, build on their surface and prepare to counterattack. Will you be able to recover the control of the galaxy?

In this Procedural City-Building and Survival game, you must manage your resources, expand your village, assemble an army and destroy the source of evil, which changed the entire eco system of a land that was once prosperous and peaceful.

Diplomacy is Not an Option: Shareware is a free prequel to the original game. In a medieval fantasy world, you are to build settlements, raise huge armies, and defend against massive hordes of enemies. Learn how Ironbrow clan shaped the world's map the first time - if you survive, that is.

Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?

Eldritch town is a roguelite city building game with tower defense elements. Build your town, collect and manage resources, rebuild and strengthen the walls to defeat hordes of lovecraftian horrors that attack your town from the outside and cultists that disrupt it from the inside.

Diplomacy is Not an Option is a strategy game set in a medieval fantasy world. Build your town and defenses, raise huge armies and fight against massive hordes of enemies. How long can you survive?

Gather resources and strategically build up your Viking settlement by day, fortifying it to withstand the relentless onslaught of skeletons by night

Build towers, manage resources, and lead units to defend your kingdom against goblins. Every decision you make determines your kingdom's fate.

Age of Respair is a medieval strategy castle-builder. Build massive castles with fortifications while managing resources and production chains. Assemble a large army and lay siege to enemy castles. Lead your people and bring respair to your kingdom🏰⚔️

The original castle sim, Stronghold HD allows you to design, build and destroy historical castles. Engage in medieval warfare against the AI in one of two single player campaigns or online with up to 8 players.

A minimalist game about fighting for freedom and independence in the United States of America!

A 2D Strategic Base Defender game set in Medieval times. As relentless Waves of enemy forces threaten your Stronghold, you must gather Resources, Fortify your Defenses and lead your Rebellion. Prepare to strengthen your Base and manage your Resources. But beaware of the Storms!

The bastard child of Grand Strategy and Tower Defense, with a black humor infused plot, set in a grim, disillusioned world. Quell the rebellion, tame the Western Marches, disobey your orders and save your brandy. Not strictly in this order.

Ruin or Victory is a modern take and evolution of the classic RTS genre with added detail, continuity, and strategic depth while remaining accessible and well-paced. Devise your strategy, manage and expand your economy, and choose your warriors' equipment and tactics.

From Glory To Goo is a Sci-Fi Survival RTS set on an alien world. Serve as humanity's bulwark by establishing a colony and supporting your colonists still in orbit. But beware, for The Goo, a relentless and shape-shifting force approaches from all sides, even above and below.

Defend Tiny Island from waves of monsters that come every night! Collect various skill and building cards to grow stronger. Complete your own skill tree and use building cards to place structures that attack your enemies.

Endustry is a game about building, exploring and surviving. Build machines and conveyor belts to collect resources. Try to survive with or without enemy waves depending on which game mode you play.

Lanternia is a survival RTS with roguelite and deckbuilding elements. Build, defend, and expand the village in a dark wood, illuminated only with lanterns.

Block Tower TD is a roguelike tower defense strategy game with interesting innovations. Build a world out of blocks, choose random upgrades to make every run unique.

Block Tower TD 2 is a strategic game in the roguelike style with original innovations. Build worlds from blocks, choose random upgrades, each game will be unique.

Delve for materials, machines and curiosities in this game inspired by Dungeon Keeper and Pikmin.

Protect your cities against waves of enemies. Manage your resources and plan accordingly to develop your city and armies to survive!

Faraway Lands: Rise of Yokai is an immersive base-building survival strategy game set in mystical Feudal Japan. Build and fortify your town, gather resources, explore new lands, trade with other cities and defend your town against the risen Yokai threat!

The orc and undead camps are spreading across your land, threatening to overrun everything in their path. As their numbers grow, so does their power. It’s up to you to lead the charge and wipe them out before it's too late.

The highly anticipated sequel to the best-selling Stronghold, Stronghold Crusader HD throws you into historic battles and castle sieges from the Crusades with fiendish AI opponents, new units, 4 historical campaigns and over 100 unique skirmish missions.

Greetings sire! Your stronghold awaits you. Build a castle economy, besiege unforgettable villains and return to the 'castle sim' that started it all. Experience this classic RTS with upgraded visuals, modernised gameplay, Steam multiplayer and a new campaign.

"Box World: Space Courier " is a minimalist sandbox-style strategy management game. In this playful and pun-filled miniature world, calmly sketch out your own little world~ Make money! Make money! And make more money!!

Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.

Immerse yourself in a 3D tower defense game set in a medieval realm. Build towers with unique effects and strategically manage your town to amass resources. Master the elements and devise cunning strategies to triumph in this captivating fusion of defense and city management.

As the kingdom's most promising pioneer, embark on a legendary journey to tame the frontier! Build thriving towns across various landscapes, fending off waves of diverse enemies until you establish a firm foothold and have explored everything the eye can see!

Paddle Protectors is a mix of tower defense and real-time strategy (RTS). You will fight against crabs, bugs, and more. Establish farms and factories to produce ammunition and resources, fortify your land , build trenches and towers, lead your soldiers and tanks, and research new units.

A tower defense RTS where you are in the middle of the army instead of just overlooking it. Based in an apocalyptic Soviet Union.

Guard the holy city, and at the right time, go deep into the hinterland of the dark legion, and retrieve the holy objects lost in the last temple catastrophe, the book of contract, the holy grail, the holy sword, the holy stone, the magic bottle, the Thor's hammer, etc.