Wow, you scared me to bits with this title
.
The first thing I was thinking you were going to do a ghost Funbarnii or Devanu group
.
Or perhaps a highly skilled Dhogu scout/assassin group.
By the way, I think his name his spelled Gaunt instead of Ghaunt.
Unless you have a totally different, not GW book related, character in mind. If so, forget I said anything.