Poeltis de Nouvelles

Ritual - "Recipe" — (You cannot cast this creature
by using its mana cost, except with a "Recipe" ritual
sorcery card)
Once per turn: When you cast this card, you can
draw 1 card.
When a card on either field becomes target creature,
you may sacrifice an untapped creature on either
field and a Nouvelles creature, cast 1 Nouvelles
creature from your library or hand with mana value
of {4} or {5}.