Top similar games like Chaos Theory:

Pioneer a living world full of warmth, heroism, and mystery. Help a small group of settlers build a home for themselves in a forgotten land. Establish a food supply, build shelter, defend your people, monitor their moods, and find a way to grow and expand, facing challenges at every step.

The game brings a fresh new take on the city building/management genre by introducing many RPG features. In Towns you manage a settlement on top of an active dungeon. Instead of playing the hero who delves deep into the dungeon, how about playing the town that houses and caters to the hero's needs?

👑 Hail to the King! In Crestfallen: Medieval Survival, players clash for dominance over the realm through strategic castle 🏰 building and fierce combat. Craft epic armor, forge deadly medieval weapons⚔️, and build a kingdom worthy of legend 📜. Create a Guild 🐉, trade goods, and prevail! 🌟

Play as a dinosaur and become part of a player-created ecosystem! Beasts of Bermuda is a multiplayer game where players endure catastrophic storms and fearsome foes while growing to monstrous sizes. Do you have what it takes to survive in the Bermuda Triangle?

Embark on a cozy open-world survival journey inspired by ancient China's heritage. Gather resources, cultivate crops, build your dream home, and defend it from marauders. Team up with friends to explore and uncover a world where adventure meets serenity.

The ultimate block building game.

KINGDOMS is a procedural medieval RPG in a randomly generated open world. The main feature of KINGDOMS is a smart AI system that completely controls NPC behavior. As the player, you can fully interact with this massive world and become any person you want to be.

   Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress. Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need.

Instead of saving the world, worry about what to eat and how not to get a dose of radiation or not to freeze in changing conditions. Travel, search abandoned cities for supplies, make contacts with different factions or try to join one of them. Decide for yourself how exactly to survive.

Force of Nature is a Sandbox game that combines Action, Adventure, RPG, Strategy and Management genres

Calradia is a land at war, offering great riches and even greater dangers to adventurers and mercenaries that flock to shed their blood on its soil. With courage and a strong sword, an unknown stranger can make a name as a warrior. Free-form sand-box gameplay.

Set a new village on the ashes of Europeans! Build and defend a Viking settlement in hostile land. Manage your people, survive harsh winters and send your fierce warriors to pillage the neighboring villages. Choose your own strategy to succeed in the Viking Age!

Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.

Discover a unique blend of Colony Sim and Tactical RPG. Recruit and train your heroes, build your outpost, explore dungeons and engage in turn-based strategic battles to protect and expand your domain. Shape your stories by managing moods, relationships, ambitions and more!

Every block of this planet is real, including fluids! Dig it, flood it, process it. FluxWerks is a factory automation game on a fully destructible voxel world with physical fluid and heat simulation. Dig anywhere, automate everything, and survey a world that was supposed to be empty.

Have you got what it takes to survive on Mars? ROKH is a multiplayer survival game featuring scientific realism and extremely deep crafting and building. Make the red planet your sandbox and create a thriving colony.

Step into the shoes of a fallen clan leader, starting with nothing but a crumbling estate and a handful of hopes, rising through careful planning, trade, and diplomacy to become one of the most powerful families in the land. Now it’s time to forge a legendary dynasty that leaves its mark on history.

Explore and mine fully destructible worlds. Automate increasingly complex production chains. Delve deep to uncover an ancient civilization’s powerful secrets and learn to love the sand in this factory game where every pixel is a valuable resource.

Legends of Ellaria is a unique blend of sandbox action-RPG and real-time strategy. Build a new kingdom for your people, construct and manage its cities, command your troops in epic battles and join them fighting in third-person action, and live adventures in an immersive high fantasy world.

Warning: This is an Early Access game! Welcome to an enigmatic world, where a new gaming experience in exploring, building and surviving is waiting just for you. Experience a sandbox world with survival elements, and join us in creating a full version of the game.

You’ve crash-landed on Earth in 2702. Craft, dig, fight through a vast and colorful post-apocalyptic open world full of wonder, generated cities, dungeons, aliens, mechs, and an underworld. Find love. Or beat the ultimate Underlord!

Next Day is a multi-player SURVIVAL game with elements of RPG, in an imaginary country in Eastern Europe. Carry out an array of tasks, learn skills, and develop your character. Have shootouts with opponents and earn a reputation.

Return to the remote island nation of Tropico and expand your Dynasty’s reign from the early colonial period to beyond the 21st Century, facing new challenges including advanced trading mechanics, technology and scientific research, as well as cooperative and competitive MULTIPLAYER.

Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.

【Survival】|【Building】|【Sandbox】 Start with just a raft, the rest is up to you! 🌊🐟🌴

HammerHelm is a unique blend of third-person adventuring and strategic town building. Create your dwarf character and build a flourishing town above ground. Complete quests, craft weapons and armor, defeat dangerous enemies and be the leader your townspeople need!

Explore, gather resources, hunt, fight, build and survive in Arduus, a minimalist medieval fantasy RPG in a procedural open world of up to 1000x1000 tiles. Recruit allies, fight beasts, craft and choose your path, whether surviving alone or leading an army and earning noble titles.

Build, arrive, and move into new regions and planets in the depths of space. Whether you will establish a colony and trade or train soldiers and fight, everything is in your hands.

《仙之气》是一款以体验修仙世界观下的RPG沙盒游戏，游戏概念源自道家思想中的炼气，玩家需要收集和运用各种气息来改造地图和修炼自身，炼制丹药和造物等，同时修补破碎的位面，最终找到或合成仙之气完成飞升。

"Swire Future" is a high degree of freedom game from the era of ancient mythology to the future era. Players can choose any character in this world to play. The Age of Archaic Mythology includes 10 professions, random characters account for 6 professions.

Hardcore and realistic; LiF is a Medieval multiplayer sandbox RPG, with free terraforming, a rich crafting system and preset and modular building construction. With engaging survival aspects, no target physics-based combat and a unique formation system - along with numerous other features - LiF is not for the faint of heart!