Nevertheless, both the band and their fans’ patience was finally rewarded this week, as Einar Selvik’s seven-piece band of Norsemen and women came to Birmingham’s Symphony Hall for the first time.

Nordic folk music with roots in black metal might sound ridiculously niche, but Wardruna are more than the sum of their parts—and to prove it, here they are at the Auditorium Theatre. Einar Selvik ...