The WitchKing of Angmar

The WitchKing of Angmar's power and
toughness are equal to the number of black
creatures in play.
As long as there are no nonblack creatures in
play, The WitchKing of Angmar has menace
and lifelink.
Whenever a creature deals combat damage to
The WitchKing of Angmar destroy that creature
at the end of combat.