
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."
Clavileño, First of the Blessed has 4 printings, first in The Lost Caverns of Ixalan Commander (2023). EDHREC ranks it #3,575 among Commander cards. It appears most in Edgar Markov decks (27,462 on EDHREC). 1 public deck on TCG runs it.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.