Using the shadows like that? That's not common. The only vampire thought to have an affinity with that sort of thing strong enough to pass on to a fledgling was called Brauner. He was killed a few generations back by the Lecarde clan.

[ He falls into line behind Alucard, sighing. ]

They- they were wiped out a few years before I was born, when Trantoul began to crack down on unsanctioned magic. Eric Lecarde and his two daughters. Twins. Either would have been about the right age when it happened.