Hara, the Fiery Master

+2: Hara, the Fiery Master deals 2 damage to target creature and you gain 2 life.
-X: Look at the top X cards of your library, you may cast an instant or sorcery card from among them without paying its mana cost. Exile the rest.
-7: You get an emblem with "You may cast cards from exile. Whenever you cast a spell, exile it, then this emblem deals 5 damage to each opponent."