Undyne, Undertale

A woman dressed in a costume inspired by Undyne from Undertale, a popular video game character. The woman's attire includes a blue bodysuit with red accents and a distinctive fin on her back, which is reminiscent of the character's iconic design. Her hair is styled in a ponytail, and she wears a necklace around her neck. In her right hand, she holds a large sword that appears to be made of metal, while her left hand grasps a small shield. The background of the image features a dark, shadowy area with a few lights visible in the distance, suggesting an indoor setting such as a convention or festival. Overall, the woman's costume and accessories effectively capture the essence of Undyne from Undertale.