Board Thread:Spoilers!/@comment-26443838-20160105035933/@comment-27060727-20160107024228

So assuming that Belle, Zelena, and the baby didn't all die to get to the underworld, I wonder who's blood was used. It's supposed to be rare, right? There's another loophole? Although I wouldn't be surprised if Rumple kept a random vial of his blood somewhere in his shop, lol.