Nyx, Titan of Night

When Nyx enters the battlefield, sacrifice it
unless it escaped.
Whenever Lin enters the battlefield or attacks,
up to one target creature gains fear until end of
turn. (It can't be blocked except by artifact creatures
and/or black creatures.)
Escape—{b}{b}{b}{b}, Exile five other cards from
your graveyard. (You may cast this card from your graveyard for its escape cost.)