Artifact Creature - Horror ({B/P} can be paid with either {B} or 2 life.) <CR> When Pith Driller enters the battlefield, put a -1/-1 counter on target creature.
Artifact Creature - Phyrexian/Horror ({B/P} can be paid with either {B} or 2 life.) <CR> When Pith Driller enters the battlefield, put a -1/-1 counter on target creature.
