Sonic the Hedgehog, one man, blue all over, red ring in right hand, red full moon, looking at camera, True face, little blood on hand.

worst quality, low quality, simple background, bad anatomy, bad hands, deformed limbs, blurry, cropped, cross-eyed, extra arms, speech bubble, extra legs, extra limbs, bad proportions, missing fingers, missing legs, poorly drawn hands, signature, text, bad feet, watermark, flat background,