Steam game

Myth-OS

Step into a limitless sandbox governed by a dynamic AI Game Master. Merge the total freedom of a Tabletop RPG with the mechanics of a Grand Strategy epic. Whether exploring dungeons or ruling empires, your choices ripple across a deep, living, and fully persistent universe.

Coming soon

By MythOS Studios

Windows
View on Steam
Myth-OS - MythOS Studios. Popular.
Screenshot of Myth-OS gameplay showing in-action mechanics Screenshot 2 of Myth-OS - additional gameplay view Screenshot 3 of Myth-OS - more gameplay footage Screenshot 4 of Myth-OS - final gameplay screenshot

Overview

About this game

Step into a universe where your most creative ideas come to life.

Myth-OS is an unprecedented AI-driven sandbox that shatters the boundaries of traditional gaming. Imagine having the infinite possibilities of a Tabletop RPG, guided by a dynamic digital Game Master, perfectly fused with the deep, complex simulation of a Grand Strategy epic.

Want to play a JRPG? You can! Want to play a pokemon style game? You can! Depending on how you set up your game, you can play a TTRPG, a Grand Strategy, a 4x, a paradox style crusader kings game, a Romance of the three kingdoms style strategy game, a Dungeons & Dragons campaign, a Pathfinder campaign, a Fallout campaign, a turn based strategy game, the possibilities are almost endless!

From Lone Adventurer to Emperor

Scale your adventure exactly to your playstyle. You can start your journey as a wandering vagabond with nothing but a sword and a dream, exploring ruins and taking on local bounties. But your story doesn't have to end there. Gather followers, build a settlement, and rise to power. Before long, you could be commanding armies, managing global supply chains, and ruling a vast empire.

Your Personal AI Game Master

Experience dynamic, emergent storytelling tailored specifically to your actions. The AI Game Master seamlessly weaves your choices into the world's narrative.

  • No Pre-Written Scripts: Quests, events, and NPC interactions are generated dynamically based on your current situation and past choices.

  • True Reactivity: If you burn down a village, the AI GM ensures the local lord sends an army after you, and nearby economies suffer from the loss of goods. No two campaigns will ever be the same.

A Deeply Simulated, Living World

While you are out adventuring, the world doesn't stand still. Myth-OS features a complex, underlying simulation that tracks thousands of entities in real-time.

  • Autonomous Factions: Rival empires engage in diplomacy, forge alliances, and declare war entirely on their own.

  • Living Economies: Market prices shift based on real supply and demand. Trade routes are established, and resources are physically tracked.

  • The Butterfly Effect: A bandit raid you ignored on Day 1 could lead to a kingdom collapsing on Day 100.

Rewrite the Rules of Reality

Want to play in a completely different setting? You have the ultimate power to reshape the universe. Myth-OS is a genre-agnostic sandbox. You aren't locked into fantasy or sci-fi—you can build whatever you want. Write your own game rules, invent custom technology trees, and shift genres to create your perfect dream game.

Your words reshape the universe. What kind of world will you build?

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