<hppavilion[1]> mkx bin/culprits2//GOAT=`shuf -n1 share/scapegoats`; hg log --removed -- "$1" | grep summary: | sed "s/hppavilion\\[1\\]/$GOAT/g" | sed "s/ +/ /g" | sed "s/^ //" | awk \'{print substr($2,2,length($2)-2)}\'| sed "s/.$/\\x0F&/" | xargs

Ghouls are undead that eat BRAINS. So basically, bog standard undead like zombies or wights, but with some fancy back story in the book that nobody reads.