The borders between prog and metal have always been porous, as Massachusetts-formed (and now Berlin-based) quartet Elder clearly understand. They began their own migration from craggy, red-eyed stoner-rock to proggy nirvana with 2015’s latently sophisticated Lore. Their sixth album, Innate Passage, strikes their most polished and satisfying balance yet between ground-shaking heaviness and lofty ambition.
