[+1]: Look at the top card of your library. You may reveal that card and put it into your hand. If you do, you lose life equal to its mana value.
[-2]: Create a 2/3 black Vampire creature token with flying and lifelink.
[-7]: Sorin the Mirthless deals 13 damage to any target. You gain 13 life.

NOTE: Stock image, not actual card.