Karras, The Father

{x}{w/b}{w/b}, {t}: Create a 0/1 Servant artifact creature
token under target player's control. It enters the
battlefield with X +1/+1 counters.
{2}{b}{b}, {t}: Destroy all Servants target player
controls. For each permanent destroyed this way,
its controller loses 2 life and nonartifact creatures
they control get -1/-1 until end of turn.
{1}{u}: Untap Karras, The Father.