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best quality,highly detailed,ultra-detailed skin,smooth skin,flawless skin,glossy skin,detailed face,perfect anatomy,realistic shading,soft lighting,soft glow,pastel colour masterpiece,perfect art,masterpiece,hyper detailed,perfect hands,perfect fingers,perfect skin,best background,diablocnn,1boy,solo,male focus,black hair,short hair,streaked hair,red eyes,masterpiece, best quality, ultra detailed, 8k, Diablo, That Time I Got Reincarnated as a Slime, Tensura, 1boy, tall handsome man, black hair, red glowing eyes, evil smirk, demon butler, white lab coat, black turtleneck shirt underneath, black gloves, stethoscope around neck, holding clipboard and pen, writing notes, same pose as reference, apothecary lab background, glass bottles, shelves, sunlight through window, cinematic lighting, dramatic shadows, detailed face, sharp features, anime style, elegant pose, professional butler vibe