A picture of a man in a costume with a dragon on his shoulder

(red and black) anime character, (horns and fangs), handsome Japanese demon boy, demon male, demon slayer art style, full-body demon, handsome demon slayer in art, demon robe, best anime character design, anime-style, demon dragon-inspired armor, anime character; full-body art, epic anime style, anime character, demon slayer Rui fanart, demon slayer, dragonkin. (best quality, 4k, 8k, highres, masterpiece:1.2), ultra-detailed, (realistic, photorealistic, photo-realistic:1.37), HDR, UHD, studio lighting, ultra-fine painting, sharp focus, physically-based rendering, extreme detail description, professional, vivid colors, bokeh, portraits, anime, fantasy, dark, vibrant colors, atmospheric lighting, intense shadows.

(nsfw:1.5),(worst quality, low quality:1.4), monochrome, zombie,