Renato Cantelmo is a master tattoo artist based in Rio de Janeiro, Brazil, specializing in the nuanced black and gray realism at Right Line Tattoo in Piratininga, Niterói. Renowned for their exceptional skill level, Renato's intricate work captures the essence of realism, earning them a well-deserved reputation for creating breathtakingly lifelike tattoos. Clients praise the impeccable detail and artistry in every piece they craft, truly setting Renato apart as a leader in black and gray tattooing.