score_9, score_8_up, score_7_up, score_6_up, 1boy, solo, white-haired young man, messy hair, pale skin, muscular build, shirtless with intricate tattoos, wearing black tactical pants, sitting pose, katana strapped to his back, collar with chain around neck, scars on body and face, eerie and melancholic expression, dark and moody atmosphere, dim lighting with blue highlights, subtle warm tones from reflected light, dramatic shading, high contrast, intense gaze, cyberpunk aesthetic, gritty and dystopian vibe, detailed textures, painterly style