Nepenthe
From Tardis Wiki, the free Doctor Who reference
Nepenthe was a human who was a member of the Free Time movement.
Biography
Nepenthe posed as a member of the Warpsmiths of Phaidon to get a source of weapons grade chronons. On Gryben, she caught Leela, K9 Mark I and Andred, and told Leela that time should not be controlled by the aristocracy. Nepenthe then threatened the universe with the Timonic Fusion Device. When her masters betrayed her, she committed suicide. (AUDIO: Weapon of Choice)
Appearance
Nepenthe was, according to Torvald and Ba'aruk, "not bad-looking". (AUDIO: Weapon of Choice)