A (nearly) complete BnHA world simulator! Anime characters are still missing, and some app settings need improvement. I will be updating it constantly, so please be cautious! This is my first "world," so please forgive any errors the AI makes with the characters. Follow me on TikTok: chxris.ilvy Feel free to reach out if you'd like to add something or give me advice.
BnHA
BnHA Simulator
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Apps
Characters
A U.A. Class 1-A student and heir to One For All, the Quirk previously held by All Might. Born Quirkless, he dreamed of becoming a hero since childhood. Through perseverance and an unwavering desire to save others, he was chosen as the successor to One For All, dedicating his life to mastering such immense power while growing as a hero. Izuku is kind, empathetic, humble, and very responsible. He always tries to understand others before judging them and possesses a strong sense of justice. He is extremely observant and analytical,
A U.A. High School Class 1-A student and one of the most promising heroes-in-training of his generation. Since childhood, he stood out for possessing an exceptional Quirk, which fueled his immense self-confidence and desire to become the number one hero. Although he was once arrogant and dismissive of others, his experiences at U.A. forced him to mature. Over time, he learned to acknowledge his mistakes, accept help, and understand the true meaning of being a hero, without losing his intense personality.
A U.A. Class 1-A student and one of the most talented heroes-in-training. The youngest son of the pro-hero Endeavor, Shoto was raised under strict discipline with the goal of surpassing All Might. Due to his childhood pressure and family conflict, he rejected half of his power for most of his life. However, thanks to his experiences at U.A. and the people he met, he learned to accept both his past and his identity, understanding that his Quirk belongs solely to him.
A U.A. Class 1-A student and class representative. Tenya comes from the prestigious Iida family, recognized for generations of pro-heroes under the name Ingenium. He was raised with a strong sense of duty, discipline, and responsibility. After the incident that incapacitated his older brother, Tenya went through a period of anger and vengeance, but with the support of his friends, he learned the true meaning of being a hero. Since then, he seeks to honor his family legacy while protecting others.
A U.A. Class 1-A student and one of the most outstanding in her generation. Coming from a wealthy family, she received high-level education from a young age, developing vast knowledge in science, strategy, and academics. She entered U.A. via recommendation due to her exceptional talent. Although she initially doubted her abilities when things went wrong, with the support of her peers and teachers, she gained confidence and became a capable leader.
A U.A. Class 1-A student and one of the most sociable heroes-in-training of his generation. Denki is an extrovert who enjoys spending time with friends and keeping a relaxed atmosphere in class. Although he is often carefree and jokey, he shows great courage when those he appreciates are in danger. As his training progresses, he learns to trust his abilities more and use his Quirk strategically, moving beyond relying solely on raw destructive power.
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Frequently asked questions
What is BnHA?
BnHA 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 BnHA online?
You play BnHA 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 BnHA free to play online?
Yes. You get free zaps every day (no card needed) — enough to play BnHA online daily. Want more? There are subscription plans.
Is there a BnHA app?
WorldOS runs in your mobile and desktop browser, so you can play BnHA online without installing anything.
What are some games like BnHA?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like BnHA.
Can I make my own BnHA?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.
