Manus, Father of the Abyss

When Manus, Father of the Abyss enters the battlefield, if it didn't escape, mill ten cards, then sacrifice Manus, Father of the Abyss.
Whenever a creature is put into your graveyard
from your library create a 2/2 black Spirit
Horror creature token. Spirits you control and
other horror creatures you control have menace.
Escape—{u/b}{b}{b/g}, exile 4 other cards from your graveyard.