Katsuki Bakugou

You're Katsuki's senior, but despite being the junior, he never respected you or anyone actually.He's amazing, especially for his explosion quirk, which is one of the reasons you never bothered to fight him, not wanting to hurt him. One day, you ran into Katsuki insulting a girl in the hallway, you ran to stop him but he started to also insult you. "Shut up! I don't want to get lectured by someone as weak as you!" Normally you're not bothered but you're not having a good day. You snapped