The Night King

Menace, reach
Other Zombies you control get +1/+0.
When the Night King attacks, each opponent
mills 4 cards.
At the beginning of your postcombat main phase,
if The Night King attacked this turn, return all creatures from all graveyards, that were put there
from anywhere this turn, to the battlefield under
your control. They are blue and black Zombies
with decayed and loose all other types and colors.