Mad Moxxi, Borderlands

The woman in the image is dressed as Mad Moxxi, a character from the video game Borderlands. She has short dark hair and is wearing a purple top hat adorned with playing cards and feathers. Her outfit consists of a black corset with lace trim, a white shirt, and a pair of white gloves. The overall impression of the image is that it was taken at an event or convention where people dress up as their favorite characters from various media. The background appears to be a building with columns and a dark interior, suggesting that the photo was taken indoors.