Carl, Nine-Lives Profiteer

Vigilance, Menace, Deathtouch

Ward—{2}, Mill 9 cards.

If one or more cards would be put into a graveyard from anywhere, instead, exile them and put a paw counter on those cards.
Whenever Carl, Nine-Lives Profiteer attacks, each player mills 3 cards. Until the beginning of the next end step, you may play lands and cast spells from amongst cards in exile with a paw counter on them. You may spend mana as though it were mana of any color to cast those spells.