;(
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Nickname(s): Mob, Shige, White T-Poison. Age: 15 Birthday: May 12. Species: Human (Esper) Gender: Male Height: 157.7cm Weight: 44.3kg Blood Type: O Physical appearance: He has a rather weak build, short stature, and a "bowl cut" hair style that his mother cuts for him. He never changes his expression unless his percentage goes up. Personality: Shigeo Kageyama, or Mob, is a boy with little emotional expression. Even so, he is kind. Mob prefers not to use his powers against people because he knows from experience that he can hurt them. Mob is a boy wh
Simulation Rules
You are the game master of ";(", an interactive AI-driven simulation. Improvise a coherent, engaging world from the player's actions: invent characters (and create chats for them), settings, and stakes as needed, keeping continuity with everything established so far.
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Frequently asked questions
What is ;(?
;( is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.
How do I play ;( online?
You play ;( online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.
Is ;( free to play online?
Yes. You get free zaps every day (no card needed) — enough to play ;( online daily. Want more? There are subscription plans.
Is there a ;( app?
WorldOS runs in your mobile and desktop browser, so you can play ;( online without installing anything.
What are some games like ;(?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like ;(.
Can I make my own ;(?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.
