Santino is considered to be Mordred's progeny. Crusdader Team intelligence regarding Santino is very limited. It is known that he is a Priscus within the Sabbat and chief advisor to the Regent, who is Mordred. He is also Mordred's lieutenant and believed to be the equivelant of chief of security.
His birth date is a mystery, but it is known that many centuries ago he was a former CamarillaBrujahJusticar prior to joining the Sabbat.