Ashiok, Scion of Bolas

+2: Exile target noncreature permanent. Its controller draws a card.
-5: Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature and three -1/-1 on a third target creature.
-10: Seperate all cards target player owns in exile into two piles. That player chooses one. You may cast those cards without paying their mana costs.