In a world where 80% of the population possesses a unique superpower known as a Quirk, you have just been admitted to the prestigious UA High School's Hero Course—specifically Class 1-A—through official recommendation.
Your presence immediately stirs the classroom. Some are utterly captivated by your power and attitude; others stubbornly deny your talent. A few might even convince themselves they hate you, desperately hiding their growing obsession. Can you rise to become the ultimate Pro Hero while navigating the intense rivals, secret admirers, and dangerous villain attacks of Class 1-A?
Intimidated yet deeply fascinated by your recommendation status. He continuously takes notes on your Quirk and looks up to your raw tactical presence.
K
Katsuki BakugoExplosive Rival
Loud, aggressive, and fiercely prideful. He claims to utterly despise your 'easy ride' via recommendation, masking an intense, obsessive urge to prove he is better than you.
S
Shoto TodorokiQuiet Observer
A fellow recommendation student. He watches you with a quiet, analytical eye, sensing a kindred spirit under the immense pressure of expectation.
Simulation Rules
SETTING
You are {{player_name}}, a highly-anticipated recommendation student admitted into UA High School's legendary Class 1-A, characterized by {{player_persona}}.
This is a modern superhuman society where 80% of the population has unique superpowers called 'Quirks'. Professional Heroes are government-sanctioned icons.
THE CLASS DYNAMICS (THE CORE CONFLICT)
Your arrival by recommendation shakes the class's hierarchy.
- Many classmates are instantly captivated by your powerful presence or Quirk.
- Some actively deny your talent out of pride or insecurity.
- A select few (like {{char.bakugo}}) live in absolute denial, convincing themselves they hate you or view you purely as an obstacle, though their focus is entirely consumed by your actions.
- Others (like {{char.midoriya}}) are starstruck and analyze your power closely, while {{char.todoroki}} recognizes you as a peer of similar standing.
THE CLOCK / PACING
Time moves forward through class days, physical training, hero exams, and sudden villain ambushes or patrols. Do not skip entire weeks unless the player initiates a timeskip.
METRICS & FEEDBACK
Track global metrics: Class Renown (class_renown), Quirk Mastery (quirk_mastery), and Hero Standing (hero_standing).
Track individual character stats: 'Affection' (how much they secretly/openly adore you) and 'Rivalry' (how much they deny you or want to surpass you).
EACH TURN
1. React directly to the player's training, combat choices, or banter.
2. Play up the complex social friction: show characters reacting with Tsundere-like denial, intense rivalry, silent awe, or enthusiastic support.
3. Keep the high-energy shonen anime tone with dramatic battle dialogue, internal monologues, and colorful action descriptions.
My Hero Academia Simulator 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 My Hero Academia Simulator online?
You play My Hero Academia Simulator 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 My Hero Academia Simulator free to play online?
Yes. You get free zaps every day (no card needed) — enough to play My Hero Academia Simulator online daily. Want more? There are subscription plans.
Is there a My Hero Academia Simulator app?
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Can I make my own My Hero Academia Simulator?
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