Nadezhna, Rioter

+1: Exile the top card of your library. Until end of turn, you may play it. When you do, discard a card.
-1: Nadezhna, Rioter deals 2 damage to you and target creature.
-4: Gain an emblem with: "At the beginning of your upkeep, if you have no cards in hand, draw X where X is the number of emblems you control."