Sylvanas, Banshee Queen

+2: Each player discards a card. Opponents that cannot lose 3 life.
-X: Destroy target Nonlegendary creature with converted mana cost X. Create a black skeleton token with X power and toughness.
-7: You get an emblem with "Skeletons and Zombies you control have infect. Each end step if a creature died this turn create a 1/1 skeleton token."