General negative prompts: peoplem, lowres, error, cropped, worst quality, low quality, jpeg artifacts, out of frame, watermark, signature

Negative prompts for people & portraits: deformed, ugly, mutilated, disfigured, text, extra limbs, face cut, head cut, extra fingers, extra arms, poorly drawn face, mutation, bad proportions, cropped head, malformed limbs, mutated hands, fused fingers, long neck

illustration, painting, drawing, art, sketch, lowres, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, picture frame