Simetria Zero is composed by: Swami Machado and Ralph Murdock on vocals, Daniel Gaia on guitars and vocals, Vinicius Azevedo on guitars, Wesley Santos on bass and Cássio Felipe on drums, a metalcore band from Rio de Janeiro, which usually intersperses guttural with melodic vocals, with riffs that stick in your head, powerful lyrics and heavy breakdowns. Formed in 2016 and been active since then.