Games like Chaos Theory
Chaos Theory is an evolving virtual world set in a fantasy based reality. The 'Butterfly Effect' gameplay gives you a blend of RPG, RTS, and city building in a vast open sandbox environment. Manage all aspects to secure the future of your civilisation. You only have one life, so use it wisely...

Top 12 games similar to Chaos Theory
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Kenshi
A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story. Be a trader, a thief, a rebel, a warlord, an adventurer, a farmer, a slave, or just food for the cannibals. Train your men up from puny victims to master warriors.
ActionIndieRPG - 2

Folk Tale
Folk Tale is a single-player fantasy village builder RPG game. Grow your village from nothing, recruit heroes, explore dungeons, battle bosses, and take home a big bag of sweet loot.
Early AccessIndieRPG - 3

Dwarf Fortress
Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.
IndieSimulationStrategy - 4

Alek - The Lost Kingdom
Alek, the young man who will change Zarabon's World forever. In this adventure, you must rebuild the world of Zarabon in your image. Build villages and manage your production lines with the help of your villagers.
ActionAdventureEarly Access - 5

Sons of Valhalla
Sons of Valhalla is a roguelike strategy game set in the Viking Age. Build fortresses, gather warriors, and lay siege to enemy strongholds, engaging in personal combat as you raid and conquer across England.
ActionRPGSimulation - 6

Pathless Woods
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.
AdventureCasualEarly Access - 7

Craft The World
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.
IndieRPGSimulation - 8

ROKH
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.
ActionAdventureEarly Access - 9

Norland
Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.
Early AccessRPGSimulation - 10

House of Legacy
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.
AdventureEarly AccessRPG - 11

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.
Early AccessRPGSimulation - 12

Eastern Era
To escape from pursuit, as the leader of your sect, guide your disciples to rise again! Engage in farming and hunting, train in martial arts, and forge weapons and armor. Build your sect's base and fortifications from the ground up to survive in this perilous, ambition-filled martial world!
AdventureIndieRPG
About imho.run
imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on Chaos Theory— so they answer the question “what plays like this?” rather than “what fits my library?”
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