Under the Sign of the Black Mark Swedish bodybuilder. The song "Woman of Dark Desires" is a tribute to the band's namesake, Elizabeth Báthory. "Enter the Eternal Fire" was the band's first epic, reaching nearly seven minutes in length, with lyrics referring to a deal with the Devil. The song "Equimanthorn" makes references to Hell as well as to Norse mythology, including Odin's "eight-legged black stallion" Sleipnir. Eduardo Rivadavia of AllMusic wrote that the album "remains a career highlight for Bathory, and a crucial LP for all lovers of extreme metal." Fenriz of Darkthrone called it "the quintessential black metal album". He also cited it as a
Gná and Hófvarpnir the Vanir and Gná "strange" and points out that it's unclear why it should specifically be the Vanir that witness Gná flying through the air. Ulla Loumand cites Hófvarpnir and the eight-legged horse Sleipnir as "prime examples" of horses in Norse mythology as being able to "mediate between earth and sky, between Ásgarðr, Miðgarðr and Útgarðr and between the world of mortal men and the underworld." In the 19th century, Jacob Grimm proposed a cognate in the personified rumor in Roman mythology; Fama. However, Grimm notes that unlike Fama, Gná is not described as winged but rather that Hófvarpnir, like