"Technically, but I don't even know all of them. Sparklypoo, Bitchiwitch, Too-something - Tootsitramp, that's it - and I don't remember the last one. Most students are sorted into the main four."

He never used the others. If he disapproved of someone they were squibbed, the one exception being Satou, who had showed a tiny bit of potential. And then vanished.