Uzok of the Nether Realm

: Uzok of the Nether Realm has all loyalty abilities of all face-up planeswalker cards in exile.
: Whenever one or more loyalty counters are removed from Uzok of the Nether Realm, exile that many cards from the top of your library.
: Exile three cards from your graveyard: Uzok of the Nether Realm gains hexproof until end of turn.