Persephone, Queen of the Dead

Immortality (Indestructible unless being damaged
by another creature who also has Immortality)
As long as your devotion to black is greater
than 3, your opponents can't gain life.
{b}{b}, Pay 1 life, {t}: Draw a card. Your
opponent loses 2 life.
"Hades, we talked about this. You can't go around incinerating every hero."