Clavileño, First of the Blessed

The Lost Caverns of Ixalan Commander (LCC) #122 · mythic

Legendary Creature — Vampire Cleric

Whenever you attack, target attacking Vampire that isn't a Demon becomes a Demon in addition to its other types. It gains "When this creature dies, draw a card and create a tapped 4/3 white and black Vampire Demon creature token with flying."