Maki as Power Girl. I know the stance is a bit off, but I tried.

Why do I do such things? I just do. I love doing stupid stuff like this. I'm an overgrown kid at heart.

Also large amount of this were listened to as I drew the pic...
http://www.youtube.com/watch?v=P_wyeI0nO-Q&feature=related

I know it's a Marvel character theme and this is a DC character, but the song's just full of superheroey goodness.