Set is my Mary Sue asshole chara - as close to a fursona as I have - and as such, pretty useless because an unbeatable enemy doesn't make for a very good story.

So a good start to improving would be an exploitable weakness...

So he can be defeated, by someone who is pure of heart. Really pure of heart. A real white knight. Anyone else is toast; kinda like immunity to a disease.

This is the start of something else, too.