𝘚𝘰𝘯𝘢𝘥𝘰𝘸 𝘢𝘳𝘵/𝘱𝘪𝘤𝘵𝘶𝘳𝘦𝘴 𝘢𝘯𝘥 𝘊𝘰𝘮𝘪𝘤𝘴 | Hedgehog art, Sonic and shadow, Sonic art