He gave a wary sigh and there was a subtle twitch from his right cheek. Something that Melinda probably noticed when ever he got nervous or was hiding stuff he didn't want to discuss.

"Aside from using the unforgivable curses...I've worked with poisons and other dark arts. I've taken in torturing Muggles...people who weren't pureblood (that also fit into people like Remus and Melinda, but he was extremely reluctant to even say that here) or those who supported Muggles..." Basically anyone that wasn't a pureblood was a target.