Shtuula, Ariachna Empress

Reach, Deathtouch
Spider spells you cast cost {2} less to cast.
Whenever Sthuula, Ariachna Empress or another Spider enters the battlefield under your control,
you may put a web counter on target creature.
{b}{t}: Destroy target creature with a web counter
on it. Put a number of +1/+1 counters on target
Spider equal to that creature's power.