He had a sense of superiority and contempt. The kind of condescending look that one would get from a parent, a teacher, or a shitty sibling.
He enjoyed persecuting and abusing others.
He was of respectable stature, he had big arms, a sharp glint in the eye, and more than anything, a hideous countenance.
The protagonist killed him using his own long sword.
He was outfitted with rusted armor, and a long sword with a chip in the blade.