Horror of wretched memories

Whenever a player mills a noncreature, nonland
card for the first time each turn, draw a card,
than discard a card.
Whenever a player mills a creature card for the
first time each turn, create a blue and black 1/2
Horror creature token with flying.
Whenever a player mills a land card for the first
time each turn, each opponent loses 1 life and
you gain 1 life.