Ugin, Challenger to Bolas

: This card can't be countered or have it's abilities copied, and can use it's abilities in exile. When this card is destroyed, put it into play.
+3: Planeswalkers you control can't be destroyed this turn.
-15: Return all Planeswalkers in exile or the graveyard to play, then put 3 loyalty counters on all Planeswalkers you control.