two heads, centered, concentric, tiling, nude, nudity, nsfw, bad eyes, floating head, poorly detailed face, deformed face, mutated, obscured, poorly drawn, blurry, poor lighting, disfigured, out of frame, head out of frame, bad 

anatomy, low resolution, twisted fingers, broken fingers, deformed hands, cartoon, extra limbs, kitsch, watermark, signature, text, logo
body deformities