A Stunning Girl Wielding an Exquisite Katana with Vivid Flames

A beautiful (((girl))) with flowing, (((long, straight black hair))), and (((pale, white skin))), holding a sleek ((katana)), forged from (((pure, obsidian-like materials)), with intricate watercolor details and (((black and white sheen))), swirling (vivid, blue flames) flickering around her form, under a (hyper-realistic, 8K resolution), capturing a hyper-detailed, (hyper-realistic details) that embody a sense of (masterful artistry)