DJ Octavio is the main antagonist of the Splatoon videogame series as the final boss of Splatoon and its sequel Splatoon 2, and he was mentioned antagonist in Splatoon 2: Octo Expansion. He is an octopus who is the evil leader of the Octarians, the arch nemesis of the Squidbeak Splatoon and Target 2021, the former boss of Marina Ida and Warhead and the former friend of Cap'n Cuttlefish, before the Great Turf War tore them apart.