The Evil Queen uses Robin as bait in order to trap Regina into battle; Hook goes to Captain Nemo for advice so he can make things work with Emma; Enchanted Forest flashbacks include the Evil Queen's father trying to give her advice on how to be a better queen for the people while she's chasing Snow White.
Did You Know?
The Enchanted Forest flashbacks occur after "Heart of Darkness". See more
Mary Margaret Blanchard
What happened to the Evil Queen? She's still a snake right?
I have no idea. She got loose. And if she has figured out a way to escape her mortal coil, well, there's no telling what evil she could be up to.