'Through Blood by Thunder' is a track from Bathory's 1991 album, 'Hammerheart,' which marked a significant moment in the development of Viking metal. This album followed the band's earlier work in black metal and showcased a shift towards more epic and melodic compositions. 'Through Blood by Thunder' features a blend of heavy riffs, atmospheric keyboards, and the signature raspy vocals of Quorthon, the band's founder. This track stands out for its intricate guitar work and the incorporation of choral elements, which create an expansive sound that aligns with the album's themes of Norse mythology and epic battles.
The lyrics of 'Through Blood by Thunder' delve into themes of conflict, honor, and the warrior's journey. The imagery evokes a visceral sense of battle and the struggle for glory, with lines that emphasize the brutality and intensity of combat. Phrases like "blood will flow" and "thunder will roar" encapsulate the ferocity of the Viking spirit, presenting a narrative of warriors who embrace their fate in the face of death. The song can be seen as a tribute to the valor and ferocity of Norse warriors, painting a vivid picture of their lives and the eternal cycles of conflict and honor.