Percy, Maelstrom Marine

Ward {4}
Whenever you cast an instant or sorcery with:
- CMC 1-2: scry 1
- CMC 3-4: draw 2 cards then discard a card.
- CMC 5-6: return target creature to the top of
it's owner's library.
{dash} CMC 7+: return an instant or sorcery from
your graveyard to your hand.