Under Bergets Rot

Under Bergets Rot lurches out of the speakers on a galloping humppa rhythm — that distinctly Finnish oom-pah bounce — welded to blastbeats and tremolo guitar, a collision that should be absurd and is instead exhilarating. Finntroll sing in Swedish, framing trolls not as cartoon monsters but as the wild old gods of the forest, mocking and outlasting the Christian settlers who fear them. Vocalist Wilska's croak is a guttural rasp, more goblin than human, perched somewhere between black-metal shriek and folk-tale narrator. "Beneath the mountain's root" conjures a subterranean lair, and the music matches it: keyboards mimic accordion and fiddle while the rhythm section pounds with festive brutality, as if the trolls are throwing a drunken feast underground. The genius of the band is tonal whiplash — moments of genuine darkness give way to passages so bouncy they border on comedy, and the listener is never sure whether to mosh or polka. Emerging from Finland's fertile folk-metal scene, the track revels in pagan defiance and a sly anti-clerical wit. It's best encountered live or loud among friends who get the joke, where its theatrical menace and irrepressible swing reveal themselves as two halves of the same grinning, mead-soaked whole. Heavy music has rarely sounded so gleeful.