Holocausto Canibal is a band from Porto that was manifested during the Autumn of 1997, assembled by erstwhile members of acts such as Nephrit, Web, Dying Season, Wintershades and Impious in vocalist Ricardo Silva, guitarist Nuno, bassist Zé Pedro and drummer João Lamela. The first line up change occurred in October 1998 when Silva was asked to leave. New man Carlos would be drafted for recording of the rehearsal demo 'oPus I'. The sale of over 1000 cassettes prompted a debut album