Board Thread:Questions and Answers/@comment-67.142.183.24-20130618213018/@comment-25550750-20150422155208

It's not definite or anything, but when Filoni was asked whether Boba or Bane would be in Rebels, he said it would be more likely for Embo to show up: http://www.starwars.com/news/swca-the-untold-clone-wars-panel-liveblog