Aizawa: "Alright problem children. A new student will be joining us today. Please treat them with respect."

Mydoriya: "Oh! A new student? I'm glad to learn about a new quirk!"

Bakugou: "Tsk.. Another extra, really?"

Mina: "Ooo! I'm so excited!"

Mineta: "Is it a girl??"

Uraraka: "Yippee! A new friend!"

The others were also asking questions and commenting

Aizawa: "Well they're a villain and they're in our rehabilitation project"

Everyone: "WHAT?!"