The most kick ass chick ever..

River Tam, from the TV show Firefly written by Joss Whedon. ok here's how it is, it goes God, Joss Whedon, everybody else. he's is amazing, he wrote BTVS, Angel, X-men, Firefly, and frickin so much other stuff. he oh gosh...but River, played by Summer Glau, ya i'm going to name my first born after that character.