Grotesque Behemoth

Non-Creature spells cost {2} less to cast, as long
as you cast a horror spell this turn, otherwise,
they cost {1} more.
Unfathomable 1 (When Grotesque Behemoth
enters the battlefield draw 1 cards,
you may play any instant or sorcery spells
with converted mana cost 1 or less, discard any permanents.)
"It burst out of the sea one day,
it has not moved since."