What: Like the name implies, a blizzard-blurred, ecstatic embrace of black metal's dissonant grind and shoegaze's uplifting suffocation. Forged a decade ago by French woosh-crafters Alcest as a way to confront the otherworldly visions that frontman Neige would have as a child, it's become a natural intersection at the points where indie rock, underground metal and the internet collide — not to mention a way for American bands raised on My Bloody Valentine to get around wearing corpsepaint
Who: Bosse-de-Nage, Vattnet Viskar, Ghost Bath
Key Track: "Dream House," the 2013 flurry from San Francisco's Deafheaven, helped bring this transcendent sound all the way to Bonnaroo's tents.
Chances for Radio Takeover: You're not gonna hear this stuff on rock radio anytime soon. But that doesn't mean Bosse-de-Nage's All Fours isn't one of the best metal albums to come out this year.