Corrupted Cavalier of Night

Flying, lifelink, ward {2}
When Corrupted Cavalier of Night enters the
battlefield, you may mill five cards. When you
do, destroy target creature and create three 1/1
red Wraith token with "When this creature dies,
you gain 1 life."
When Corrupted Cavalier of Night dies, you may
draw three cards milled with Corrupted Cavalier
of Night into your hand. Reduce their costs by {3}.