"Emperor of Sand" by Mastodon is a rock CD released in 2017 under the record labels Rprw and Reprise / WEA. The album showcases the band's signature style and musical talent, with a focus on heavy and melodic tracks that reflect their progressive rock influences. With its captivating sound and intense performances, "Emperor of Sand" is a must-have for fans of Mastodon and those who appreciate intricate and dynamic rock music.