Aaronson, forbidden witch

When Aaronson, forbidden witch enters the battle field put x loyalty counters on it.
Aaronson's power and toughness are each equal to the number of counters on it. For every +1/+1 counter put on Aaronson put a loyalty counter on It as well.When Aaronson dies transform it. Aaronson keeps loyalty counters when transformed.
-3: all creatures you control gain indestructible
{4}{b}{b} Aaronson, forbidden witch comes in transformed as Aaronson, brewer of the arts