Samurai Under Red Moon

a lone samurai wearing black traditional robes, standing with his back turned under a massive red full moon, holding a katana, dramatic red and black color scheme, cinematic lighting, night sky with dark clouds, mystical and powerful atmosphere --ar 9:16 --v 7 Insert discreet watermark in the lower right corner of the image, vertical text (rotated 90°), written "aipromptlabs.online", Calibri Light font, white color with low opacity (semi-transparent), medium size. Extreme sharpness on the face, fabric texture and typography of the letters. Shot on Canon EOS R5, 50mm f/2.8, studio light.