Pillar of the Unforgivable

Cost {1} less to cast for each creature that dealt
damage this turn.
Pillar of the Unforgivable enters the battlefield
with X devotion counters on it.
{4}: Put a devotion counter on Pillar of the Unforgivable. It deals damage equal to the
number of devotion counters on it to target
creature or player. Activate this ability only
once each turn.