Shela Jalahafi
From Wookieepedia, the Star Wars wiki.
Shela Jalahafi was a dark-haired woman and a Dark Side Adept, and was part of a team entrusted by Emperor Palpatine to infiltrate spies and agents into the ranks of the Rebel Alliance. She and her brother Teles worked to subvert the Rebel underground which rose up on Edan II, but Shela was lost in the struggle. It was unknown if she survived.
