Have you ever had to repel somebody? Who was it and why?

Happened a long time ago, but I was compelled to beat the shit out of someone. Is that a “repel?” Some white supremacist and I got into fighting online, and said trash claimed he would beat the shit out of me if he ever saw me at a show. Well, he saw me at a show, but he didn’t so much beat the shit out of me, but got pretty bloodied up, by me. I am not entirely proud of how the situation was handled, but I didn’t prompt it. It was self-defense that I might’ve taken a little too far, but I also had a cheering crowd so…