Tribute to ICS Vortex

My tribute for the ICS Vortex, the ex-member of the Symphonic Black Metal band: Dimmu Borgir There are some backing clean vocals of ICS Vortex from the songs: 1. Dimmu Borgir - Sympozium 2. Dimmu Borgir - Progenies Of The Great Apocalypse 3. Dimmu Borgir - The Serpentine Offering 4. Dimmu Borgir - The Sacrilegious Scorn 5. Dimmu Borgir - The Maelstrom Mephisto 6. Dimmu Borgir - The Invaluable Darkness 7. Dimmu Borgir - The Insight and the Catharsis 8. Dimmu Borgir - Allehelgens Død I Helveds Rike