Guest Stars Jeff Bennett voices Shiro Shinobi Logan Wells voices Meelo Maria Bamford voices Pema Dee Bradley Baker voices Oogi Skyler Brigmann voices Kai Dee Bradley Baker voices Bum-Ju Jim Meskimen voices Daw Jim Meskimen voices Air Acolyte Carlos Alazraqui voices Yung Maria Bamford voices Female Airbender Carlos Alazraqui voices Otaku Carlos Alazraqui voices Rustler Travis Willingham voices Ganbat