Frillenal, End of Opportunity

When you cast this spell, discard any number of
cards from your hand, this spell costs {2} less for
each card discarded this way.

Whenever a Frillenal attacks, exile the top two cards
of your library or exile all cards from your hand.
You may play them this turn.

Hellbent - Cards you cast from exile costs {2} less to
cast, as long as you have no cards in hand.