Board Thread:Spoilers!/@comment-25733960-20170312061043/@comment-6175354-20170421214110

JennaMae wrote: Looking at several of Kat's answer posts on tumblr, she says that there is an Evil Queen appearance near the end of the finale that will include a Robin mention, though Sean didn't film for it. She assumes it's the serum queen since it's not a flashback.

"Happy ending montage" possibly including the wish realm....? Unless, Regina dies and is reunited with Robin in death.