Neferata, Mortarch of Blood

Flying, Menace
Queen of Lies - Whenever one or more creatures
deal combat damage to one of your opponents,
create a blood token.
The Blood Kiss- Whenever a creature
an opponent controls dies, you may sacrifice a
blood token. If you do, you may return that
creature to the battlefield under its owner's
control, it is goaded and a vampire in
addition to its other types.