* American Pittbull Terrier *
* American Stanfforshire Terrier *
* Bullmastiff *
* Bull Terrier *
* Dóberman *
* Dogo Argentino *
* Dogo de Burdeos *
* Fila Brasileiro *
* Mastín Napolitano *
* Presa Canario *
* Presa Mallorquín *
* Rottweiler *
* Stanfforshire Bull Terrier *