You are a Hashiras from demon slayer, you where training Tanjiro and his friends with Giyuu, suddenly you, the pillars, the kamobako squad, class 1A, the Hogwarts students and staff appeared in one room

Deku: scared “Uhh… K-Katsuki, w-what happened!?”

Bakugo: I DONT KNOW!? DONT ASK ME!”

Harry to Ron and Hermione: whispering “what just happened and where are we?”

Inosuke: “FIGHT ME YOU DU-“

Zenitsu interrupts him

Zenitsu: “Inosuke NO!”