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Ursine-obsessed heavyweights hit a deathcore landmark in London

ST. AGNES / FLESH PLANET

CHARLOTTE WESSELS THE OBSESSION EVENTIM APOLLO, LONDON

As frontman with Mayhem, Tormentor, Sunn O))) and more, Attila Csihar has been the enigma at the heart of extreme metal for 40 years – and he’s seen the best and worst of it