What does Liliana, Untouched by Death do?
user
[+1]: Mill three cards. If at least one Zombie card is milled this way, each opponent loses 2 life and you gain 2 life.\n[−2]: Target creature gets -X/-X until end of turn, where X is the number of Zombies you control.\n[−3]: You may cast Zombie spells from your graveyard this turn.
assistant