Well, it would make room for Emma to be Henry's only mommy. And with the Wicked Witch on her way perhaps there's only room for one beautiful, dark power. But what would Once Upon a Time be without Lana Parrilla's Evil Queen?
Be careful. Love is a weapon, Deary. The most dangerous weapon of all which means the pain you should worry about isn't the kind inflicted by a broken sword but the kind that comes from a broken heart.