Jan Axel Blomberg (aka Hellhammer, aka Von Blomberg, aka Hauptman Hammer)
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ex-Covenant (NOR), ex-Shining (SWE), Age Of Silence, ex-Mysticum, Winds (NOR), ex-Tritonus (NOR), ex-Vidsyn, ex-Dynasty Of Darkness, ex-Den Saakaldte, Mezzerschmitt, ex-Høstsol, Umoral, Helvitnir, ex-Carnivora (NOR), ex-Immortal (NOR), The Kovenant, ex-Jorn, ex-Dimmu Borgir, Mayhem (NOR), ex-Nidingr, Mortem (NOR), Endezzma, ex-Troll (NOR-1), ex-Thorns, Arcturus, ex-Emperor
