Rena the Devourer

+3: Each opponent reveals their hand, you may choose a card revealed this way, it's controller exiles that card.
-4: Exile target permanent, put a +1/+1 counter on each creature you control and a loyalty counter on each planeswalker.
-9: Create X X/X white black and green Ooze creature tokens with deathtouch and indestructible where X is the number of cards exiled with Rena.