Roots of Silent Planet

System of a Down is an Armenian-American heavy metal band formed in Glendale, California, in 1994. Since 1997, the band has consisted of founding members Serj Tankian, Daron Malakian, and Shavo Odadjian (bass); along with John Dolmayan (drums), who replaced original drummer Andy Khachaturian.

Loathe are an English heavy metal band from Liverpool. The band's music makes use of elements of metalcore and nu metal, while also incorporating more experimental aspects from genres like shoegaze, progressive metal and industrial music. Formed in 2011 under the name Our Imbalance, the group consists of lead vocalist Kadeem France, guitarist and second vocalist Erik Bickerstaffe, drummer Sean Radcliffe and bassist Feisal El-Khazragi.

Alejandra Ghersi Rodríguez, known professionally as Arca, is a Venezuelan musician and record producer based in Barcelona, Spain. She initially began releasing music under the name of Nuuro. After attending the Clive Davis Institute of Recorded Music, Ghersi first released the EP Baron Libre (2012) under the name Arca and subsequently released the EPs Stretch 1 and Stretch 2; the latter experimented with hip hop and brought her attention from prominent music publications.