The Blind Omen

Eminence - Whenever a Vampire or Assassin
enters the battlefield you may pay {3} to make a
copy of it.
{b}{r} and 2 life - Create a copy of a creature. It's
a Vampire in addition to its other types
The Blind Omen's Power and Toughness
are equal to the number of Vampires and
Assassins on the battlefield.