Shaa

"But the truth cannot be imprisoned. My name echoed out into the galaxy, and one heard and understood and came for me. Her name was Shaa."

- Lord Momin, to Darth Vader

Shaa was a female Sith Lady. After hearing of that a Force-sensitive sculptor named Momin was imprisoned, Lady Shaa went to free him, and made him her apprentice, although she was later killed by Momin. She carried two red lightsabers.

Biography
Shaa was a female who lived prior to the rise of the Galactic Empire who eventually became a Sith Lady and acquired two red lightsabers. During her time as a Sith she heard tales of Momin, a Force-sensitive individual who was imprisoned for his creations.

Shaa freed Momin, killing the guards and cutting through to his cell, and took him as her Sith apprentice.

Appearances

 * Darth Vader: Dark Lord of the Sith 22: Fortress Vader, Part IV