Utena being overfilled with stretched backdoor

lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, blurry, artist name, deformed, mutated, ugly, disfigured, extra limbs, extra arms, extra legs, malformed limbs, fused fingers, too many fingers, long neck, bad proportions, gross proportions,