March is Women's History Month, and it would be quite easy to write love letters to my favorite Star Wars heroes of the female persuasion. Princess Leia, Mon Mothma, Mirax Terrick and Iella Wessiri were my adolescent heroines. It can't be denied that some of the most interesting characters in Star Wars Legends media came from the bad girls, so I'd like to pause and pay homage to those characters.

Here are the top 5 female villains from Star Wars Expanded Universe.

1. Ysanne Isard (X-wing series)

First appearing in Michael Stackpole's X-wing: Rogue Squadron, Ysanne "Iceheart" Isard stood out from your run-of-the-mill Imperials. It wasn't just about her looks, though this was a woman with one molten red eye and one blue and white forelocks. She was calculating and cruel and seemed to be unstoppable.

Having implicated her own father as a Rebel sympathizer in order to take his place as the head of Imperial Intelligence,...