Kemmler, the Necromaster

Ward-Discard a card.
Zombies you control get +1/+1 and have deathtouch.
You may cast creature cards from any player's graveyard. They enter the battlefield as black zombies in addition to their other colors and types.
You may cast Kemmler from your graveyard by exiling a creature card from your hand in addition to paying its mana cost.
When Kemmler is exiled from the battlefield by an effect an opponent controls, shuffle it into the top 7 cards of its owner's library.