Ura, Ulmog's last mistake

+1: Exile target artifact with converted mana cost 3 or less. Then, give Ura an amount of loyalty counters equal to that card's converted mana cost.
-X: deal {x} damage to any target, if that target is destroyed put a 1/1 colorless token with lifelink named husk onto the battlefield.
-7: You get an emblem with "at the beginning of your upkeep destroy target artifact and target land. Creatures you control have devoid."