Horace the Hushed

When Horace the Hushed enters the battlefield, put 3 -1/-1 counters on it.
{t} Remove a -1/-1 counter from Horace the Hushed, Each creature target player controls gets -1/-1 until end of turn.
When there are no more -1/-1 counters on this creature, it Becomes Hollow in addition to it's other creature types and gains Fear, Trample and Wither.