Dafid, Tainted Halobringer

Flying, Double strike
Whenever Dafid, Tainted Halobringer deals
damage to a player exile the top card of each
players library, you may cast those spells for as
long as you control Dafid, Tainted Halobringer. Whenever you cast a spell from exile put a
number of +1/+1 counters onto Dafid, Tainted Halobringer equal to its mana value.
"The general populous fears him almost as much as criminals do."