Apocalyptica are to release a double CD retrospective at the end of May. It's to be called 'Amplified - A Decade Of Reinventing The Cello'. There will also be a double disc DVD, 'The Life Burns Tour'. A single, 'Repressed', is due out in mid-May. This features vocal appearances from Soulfly's Max Cavalera and Matt Tuck of Bullet For My Valentine.