Thread:Ouatiwillalwaysfindyou/@comment-2153169-20150807161717/@comment-26229833-20150807213555

http://onceuponatimeabc.wikia.com/wiki/The_Thing_You_Love_Most

Scroll down to "Act III", you will see the text next to a pic of Rumplestiltskin in his jail cell. It says that "The black mouse then transforms into a cloud of dark smoke that morphs into the Evil Queen."