CHARLOTTE WESSELS THE OBSESSION EVENTIM APOLLO, LONDON

CENTURY MEDIA Scotland’s goat-worshipping speed metal prodigy shows his trve colours

French Viking ravers bring war to the dancefloor

Portugal’s mystique-laden black metallers undergo a striking transformation

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

Richmond’s groove metal firebrands rediscover the law of expanding returns