Snapcaster Azalon

Suture 1 (As an additional cost to cast this spell, exile up to 1 creature card from your graveyard. This creature enters the battlefield with a +1/+1 counter on it for each creature card exiled this way.)
When Snapcaster Azalon enters the battlefield, if no creatures are Sutured to it,
draw a card, then discard a card.