Zaddoc, Unchained Warlock

Zaddoc, Unchained Warlock has Hexproof as long as
it's untapped.
Zaddoc, Unchained Warlock cannot be blocked by creatures
with greater power.
When Zaddoc deals combat damage to a player, you
may cast an Instant or Sorcery from your Graveyard
with converted mana cost equal to the damage dealt,
then exile it that card.