Feydakin are the Death Commandos of Paul Atreides a.k.a Paul Mua'Dib. They appear in Dune, the epic 6 part saga by Frank Herbert. The Feydakins are an interesting group mainly because they pledge themselves to a person who basically disapproved o.f that kind of loyalty.
Hey! When I'm not hunting deep and low within myself, you can catch med designing web sites, reading Science Fiction novels and playing golf...