Grinch The Xmas Thief

+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 Bad Guy creature token with flying and lifelink.
-7: Grinch The Xmas Thief deals 13 damage to any target. You gain 13 life.