Board Thread:Character Discussion/@comment-5679696-20161008012502/@comment-27885419-20161016121701

NickM98 wrote: I'm going out on a massive limb, but what if the serum somehow gets used on Gold and a fully evil SerumRumple emerges. This could potentially be the hooded figure that kills Emma in her vision (the figure used dark red/maroon smoke to vanish her sword, Rumple has maroon smoke).

Even if it isn't SerumRumple, I still have a feeling that a Serum character could be the death of Emma. I think it might be serum-Emma herself... That is, if she decides to use the serum at all, which is doubtful.