2012- Behemoth - guitars, backing vocals  
Studio musician:
2004-2012 Behemoth - guitars  

Personal information

Born on: 04.08.1979

Patryk Dominik Sztyber (born 4 August 1979 in Opoczno), stage name Seth, is a Polish heavy metal musician. He is the rhythm, lead and acoustic guitarist and also backing vocalist in Behemoth. He contributed with Polish death metal band Nomad.

source: Wikipedia