1) an American deathcore band 2) a Spanish singing group 1) Oceano is an American deathcore band from Chicago, IL, formed in 2006. The band signed to Earache Records and released their debut album, Depths on April 7, 2009. Their second album, Contagion was released on November 9, 2010. In 2012, a rumor passed that Oceano would be breaking up, but it was confirmed that the band is staying together and will be releasing a third full-length album in 2013.