Lazav, Unmasked

0: Lazav, Unmasked becomes a copy of target Planeswalker, except its name is Lazav, Unmasked, and it has all of this card's abilities.
+2: Until end of turn, whenever you discard an instant or sorcery with mana value 3 or less, Lazav, Unmasked deals that much damage to any target.
-12: You get an emblem with: Whenever you cast an instant or sorcery spell, or cast a copy, create a 1/1 blue Drake Spirit creature token with flying.