Nandor, Vampire Master

Partner with Guillermo, Vampire's Bodyguard
(When this creature enters the battlefield, target
player may put Nandor, Vampire Master into
their hand fromtheir library, then shuffle.)
Lifelink
Whenever a creature an opponent controls dies,
you gain 1 life and create a Blood token. (It's an
artifact with "{1},{t},Discard a card, Sacrifice this
artifact: Draw a card.")