masterpiece, best quality, newest, year 2025, upper body, chibi, solo, 1girl, (rio \(blue archive\):0.7), expressionless, looking at viewer, long hair, black hair, halo, red eyes, white pupils, black jacket, white sweater, white background

worst quality, low quality, blurry, jpeg artifacts, sepia, fewer digits, extra digits, bad hands, bad anatomy, watermark, 4koma