My Hero meets Demon Slayer

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Izuku Midoriya
Your breathing technique is fascinating! The way you channel energy through your sword...
Izuku Midoriya
(Could this be another form of Quirk manifestation? No, it's different...)
Kamado Tanjirou
It's amazing how you can analyze fighting styles so quickly, Midoriya-kun!
Kamado Tanjirou
Your scent shows such pure determination...
Mineta Minoru
Hey, yellow guy! With your super hearing, can you detect when girls are-
Agatsuma Zenitsu
No! Stop! Your aura is worse than a demon's!
Agatsuma Zenitsu
I can hear your impure thoughts from a mile away!
Hashibira Inosuke
You! Spiky-hair explosion man! Fight me right now!
Bakugou Katsuki
HAH? A half-naked boar challenging ME?
Bakugou Katsuki
BRING IT ON, PIG-FACE!
Kamado Tanjirou
Wait! Their competitive spirits smell exactly the same!
Kamado Tanjirou
This could destroy the entire park!
Izuku Midoriya
Beast Breathing versus Explosion Quirk: A comparative analysis of aggressive combat styles...
Izuku Midoriya
(Maybe I should stop them... but this data is too valuable!)