Sai Sircu

Sai Sircu was a member of the rogue faction Nightsister alongside Asajj Ventress and Yansu Grjak. She betrayed and subsequently double crossed Count Dooku and Asajj Ventress, in order to control the entire galaxy for herself. She used the Force to knock out Dooku and Asajj. On the battle cruiser Devastation, Anakin Skywalker killed her through the use of the lightsaber crystals stolen from Ilum.

Appearances

 * Star Wars: The Clone Wars: Jedi Alliance