Titan-Eternal Kozilek

When you cast Titan-Eternal Kozilek you may
choose to draw until you have six cards in hand
or you may draw 3 cards.
Menace, Annihilator 3
Discard a card with converted mana cost x
Counter target spell with converted mana cost x
When Titan-Eternal Kozilek dies or is put into
exile from the battlefield, you may put it into its
owner's library third from the top.