Liliana, Untouched by Death 
Legendary Planeswalker — Liliana
+1: Mill three cards. If at least one Zombie card is milled this way, each opponent loses 2 life and you gain 2 life. −2: Target creature gets -X/-X until end of turn, where X is the number of Zombies you control. −3: You may cast Zombie spells from your graveyard this turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL