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.

The Demo has all the features of the full game, but you will only have a limited amount of turns to try out the game. Consider trying out one of the campaigns already included. For image generation, Comfyui is completely supported.<h2 class="bb_tag" >Step into a universe where your most creative ideas come to life.</h2>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 &amp; Dragons campaign, a Pathfinder campaign, a Fallout campaign, a turn based strategy game, the possibilities are almost endless!<img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/538f79da5cc252e6f017b53e0b952eda.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/538f79da5cc252e6f017b53e0b952eda.avif?t=1780719127 width=1560 height=652 /><h2 class="bb_tag" >From Lone Adventurer to Emperor</h2>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.<img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/4444113647450571d265bfec0b3e3d8d.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/4444113647450571d265bfec0b3e3d8d.webp?t=1780719127 width=1560 height=653 /><h2 class="bb_tag" >Your Personal AI Game Master</h2>Experience dynamic, emergent storytelling tailored specifically to your actions. The AI Game Master seamlessly weaves your choices into the world's narrative.<ul class="bb_ul"><li>No Pre-Written Scripts: Quests, events, and NPC interactions are generated dynamically based on your current situation and past choices.</li><li>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.</li></ul><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/e123203c35c63f4fb0d572a1a5eaa9a8.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/e123203c35c63f4fb0d572a1a5eaa9a8.webp?t=1780719127 width=1560 height=653 /><h2 class="bb_tag" >A Deeply Simulated, Living World</h2>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.<ul class="bb_ul"><li>Autonomous Factions: Rival empires engage in diplomacy, forge alliances, and declare war entirely on their own.</li><li>Living Economies: Market prices shift based on real supply and demand. Trade routes are established, and resources are physically tracked.</li><li>The Butterfly Effect: A bandit raid you ignored on Day 1 could lead to a kingdom collapsing on Day 100.</li></ul><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/ebad562f0d6496f1e4589db4c558127e.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/ebad562f0d6496f1e4589db4c558127e.webp?t=1780719127 width=1560 height=653 /><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/1b580031eb37484de58cbe2fde9e2822.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/1b580031eb37484de58cbe2fde9e2822.webp?t=1780719127 width=1560 height=653 /><h2 class="bb_tag" >Rewrite the Rules of Reality</h2>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?<img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras/19c5b3e590e028b5eb71c4497ee2ebb8.avif?t=1780719127" data-big-src=https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4762400/extras_big/19c5b3e590e028b5eb71c4497ee2ebb8.webp?t=1780719127 width=1560 height=653 />

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Myth-OS Demo Achievements