Bart Tallis, Feathersworn

Reach, Menace, Ward: {1}, Discard a card.
Whenever one or more creature cards
is put into an opponent's graveyard
from anywhere, create a 0/1 Bird
token with Flying and Deathtouch.
tap 3 birds you control: target creature gains
Flying or Deathtouch until end of turn.
When you hear the crows, death has come.