She is a Force-wielding warrior of the Dark Side. she has a saberstaff. her saberstaff has curved handles, and can split in 2. She is part of the new Clone Wars movie, which happens between Episode 2 & 3. Clone Wars is the seventh movie in the Star Wars movies.
I found out about her on Wookieepedia. I love the name of wookieepedia. Here here is a link to wookieepedia.