17 cards where the card types include “vampire” and the set is “soi”

Asylum Visitor (Shadows over Innistrad #99)
Bloodmad Vampire (Shadows over Innistrad #146)
Elusive Tormentor // Insidious Mist (Shadows over Innistrad #108)
Elusive Tormentor // Insidious Mist (Shadows over Innistrad #108)
Falkenrath Gorger (Shadows over Innistrad #155)
Heir of Falkenrath // Heir to the Night (Shadows over Innistrad #116)
Heir of Falkenrath // Heir to the Night (Shadows over Innistrad #116)
Incorrigible Youths (Shadows over Innistrad #166)
Indulgent Aristocrat (Shadows over Innistrad #118)
Insolent Neonate (Shadows over Innistrad #168)
Markov Dreadknight (Shadows over Innistrad #122)
Olivia, Mobilized for War (Shadows over Innistrad #248)
Olivia's Bloodsworn (Shadows over Innistrad #127)
Ravenous Bloodseeker (Shadows over Innistrad #175)
Sanguinary Mage (Shadows over Innistrad #178)
Stromkirk Mentor (Shadows over Innistrad #137)
Twins of Maurer Estate (Shadows over Innistrad #142)
Vampire Noble (Shadows over Innistrad #143)
Voldaren Duelist (Shadows over Innistrad #191)

It is the moment of discovery, the triumph of the mind, and the end of these results.