I recommend the following albums:
Hellveto - Zmierzch (but every album is amazing)
Gorgoroth - Pentagram (best BM album ever IMO)
Moonsorrow - Verisäkeet (best metal album ever IMO..not pure BM but whatever)
Naglfar - Sheol
Nocte Obducta - Nektar I and II
Belenos - Spicilège
