1hbgd1, (The left half of the face is Sauron, The right half is Ptolemy

1hbgd1, (The left half of the face is Sauron, The right half is Ptolemy:1.25), excellent quality, Detailed background, The art of math, Double-edged sword，Double-edged sword, (The artwork should transition from a pencil drawing style in black and white on the left half to vibrant colors on the right half, Ensure a seamless integration between the two halves without any dividing line, The scene is identical on both sides, with the left side featuring detailed black and white pencil strokes and the right side filled with colors, creating a harmonious blend across the image)

(worst quality,low quality:1.4), (depth of field,blurry:1.2), (greyscale,monochrome:1.1), 3D face, cropped, lowres, text, (nsfw:1.3), (worst quality:2), (low quality:2), (normal quality:2), normal quality, (grayscale), skin spots, acnes, skin blemishes, age spot, (ugy:1.331), (duplicate:1.331), (morbid:1.21), (mutilated:1.21), (tranny:1.331), mutated hands, (poorly drawn hands:1.5), blurry, (bad anatomy:1.21), (bad proportions:1.331), extra limbs, (disfigured:1.331), (missing arms:1.331), (extra legs:1.331), (fused fingers:1.61051), (too many fingers:1.61051), (unclear eyes:1.331), lowers, bad hands, missing fingers, extra digit, bad hands, missing fingers, (((extra arms and legs)))