Bracket 1:
Burzum "Hvis Lyset Tar Oss"
Megadeth "Rust in Peace"
Anathema "Judgement"
Skepticism "Stormcrowfleet"
Ulver "Bergtatt"
Kreator "Coma of Souls"
Mayhem "De Mysteriis Dom Sathanas"
Drudkh "Autumn Aurora"
Bracket 2:
In the Woods... "HEart of the Ages"
Empyrium "Songs of Moors and Misty Fields"
Candlemass "Nightfall"
Enslaved "Vikingligr Veldi"
Thergothon "Stream From the Heavens"
Amon Amarth "Once Sent From the Golden Hall"
Deströyer 666 "Cold Steel... for an Iron Age"
Emperor "In the Nightside Eclipse"
Bracket 3:
Primordial "Spirit the Earth Aflame"
Dissection "Storm of the Light's Bane"
Nile "Black Seeds of Vengeance"
Immortal "Pure Holocaust"
Hate Forest "Battlefields"
Xasthur "Nocturnal Poisoning"
Rotting Christ "Thy Mighty Contract"
Helheim "Jormundgand"
Bracket 4:
Katatonia "Brave Murder Day" (btw, this one was not pleasant)
Dismember "Like an Everflowing Stream"
Negura~ Bunget "'N Crugu Bradului"
Exodus "Bonded by Blood"
Eucharist "A Velvet Creation"
Edge of Sanity "Crimson"
Slayer "Reign in Blood"
Agalloch "Pale Folklore"