Ishika, Horror of the Dead

Whenever you lose life, put a +1/+1 counter on Ishika, Horror of the Dead.
{t}: You gain 1 life. Put a loyalty counter on
Ishika.
{t}, Remove 3 loyalty counters on Ishika: Each
player loses 3 life, then Ishika deals 6 damage to
any target. If Ishika only had 3 loyalty counters
on it, sacrifice it afterwards.