Star Wars: The Clone Wars (2008)

S4E19 Massacre

Count Dooku is hell-bent on avenging the betrayal by the Nightsisters of Dathomir. In response, General Grievous orchestrates a massive assault with his droid army to take down the witch coven. Meanwhile, Mother Talzin and Asajj Ventress rally to protect their kin, unleashing their formidable dark powers to fend off the relentless attack.