Deathbringer, Assassin

+1: Sacrifice target creature. You deal X damage to target opponent where X is the mana cost of sacrificed creature. Scry one.
0: Search your deck for a Glory, Dragonet of Destiny card and put it into your hand. Scry two.
-X: Deathbringer, Assassin deals X damage to all creatures of target opponent. You lose seven life.