Star Wars: The Clone Wars Season 4 Episode 19 Massacre Episode Title:Massacre.Episode Description:After failing to kill Dooku or control Savage Opress, Asajj Ventress is advised by Mother Talzin to reject the ways of the Sith and rejoin the Nightsisters. Upon discovering Ventress' location, Dooku commands General Grievous to launch an assault in a bid to eliminate Ventress and the entire Nightsister clan. As Ventress and Grievous square off, Talzin uses a voodoo doll against Dooku whilst her relative Daka—the eldest of the sister's clan—awakens an army of undead Nightsisters to hold off the droid forces. Ventress defeats Grievous and escapes while the rest of the Nightsisters are massacred, whereas Talzin escapes when her attempt of finishing off Dooku is ultimately foiled. The episode closes with Talzin's 'spirit' bidding farewell and good luck to Ventress, who is now left to grieve for her sisters and lament her lost future.