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Release: Coming soon
RPG
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About Myth-OS

Myth-OS - about the 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?

Interface:
English

Age rating

Unavailable

Minimum:

  • OS: Windows 10 / Windows 11 (64-bit)
  • Processor: Intel Core i3 / AMD Ryzen 3 (or equivalent)
  • Memory: 8 GB RAM
  • Graphics: Dedicated GPU (NVIDIA GTX 1050 / AMD RX 560) or modern Integrated Graphics
  • Storage: 6 GB available space
  • Additional Notes: Broadband Internet connection; Minimum requirements assume the player is using a broadband internet connection to connect to Cloud AI APIs (like OpenAI or Gemini).

Recommended:

  • OS: Windows 10 / Windows 11 (64-bit)
  • Processor: Intel Core i5/i7 / AMD Ryzen 5/7
  • Memory: 16 GB RAM
  • Graphics: NVIDIA RTX 3060 (8GB+ VRAM) or AMD equivalent
  • Storage: 10 GB available space
  • Additional Notes: Broadband Internet connection; Recommended specifications are intended for players who wish to utilize their own hardware for Local Image Generation to create infinite, free character portraits and tactical maps. A GPU with 8GB+ of VRAM is required for this feature.
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FAQ

8 questions

Before you start looking for a cheap Myth-OS PC key, check the essentials. Developed by MythOS Studios. Published by MythOS Studios. Genres: RPG. Categories: Family Sharing, Steam Workshop, In-App Purchases, Single-player, Steam Cloud, Includes level editor, Adjustable Text Size, Color Alternatives, Playable without Timed Input, Save Anytime, Adjustable Difficulty.

Q

Where to buy a cheap Myth-OS Steam key or CD key?

There are currently no active offers for Myth-OS. Set a price alert on XD.deals and we will notify you the moment a deal becomes available.

We don't have a current Steam Store price for Myth-OS. The game may be temporarily unavailable or not yet listed on Steam.

Our price tracker covers both official retailers and key marketplaces, so you can find Myth-OS on sale even outside seasonal promotions. We currently detect 0 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, Myth-OS is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

Yes. Myth-OS has an official page on the Steam Store, but we currently don't track any third-party offers with Steam DRM. Check back later or set a price alert.

Not at this time. Valve marks Myth-OS as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

Myth-OS does not appear to be available on PC Game Pass, EA Play, Ubisoft+ or any other PC subscription service at this time. Your only option is purchasing the game - use XD.deals to find the best price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Myth-OS deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

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