Finnish Black Doom (early) / Black Metal (later)
The band formed as Darkfeast, before changing their name to Barathrum later in the same year (1990).
The first letter from each full-length album in chronological order spell out "Heil Sova."
BARATHRUM items we have:
Till the Northern Star Again Shall Rise TS M-Size
Nocturnal Bloodlust Lady Fit S-Size
Raas I Salman Paradiz Haux Haux Haux
The Tractatus De Hereticis Et Sortilegiis