Board Thread:Spoilers!/@comment-25361971-20150128004028/@comment-5899967-20150130141024

There you go: http://www.enstarz.com/articles/54154/20141222/once-upon-a-time-season-4-spoilers-will-scarletts-background-explored-in-second-half-with-robin-hood-included-video.htm

Robin Hood will appear in a flashback with the Knave, now I'm assuming that's Will's flashback in the EF. That means we won't see Wonderland in a flashback. Though we could know what happened to Anastacia through his words.