Adam Sierzega plays drums in Polish death metallers Lost Soul. In July 2005 they scooped an opening slot in the entire European tour alongside Vader, Rotting Christ and Anorexia Nervosa.
Adam Sierzega is also known as skinsman for Shemhamforash, was session drummer for Christ the Insane, and delivered live session Drums for Azarath.
Factoid: Adam Sierzega has been Daray Brzozowski's drum tech since 2005.