Amon Amarth have premiered a new video for their song “Heidrun.“ This track is from the band’s latest album “The Great Heathen Army.“ With this news, the group have also released a “Heidrun” EP featuring the following tracks: “Heidrun” (2023 Remix), “Heidrun” (Live at Graspop, 2023), “Put Your Back Into The Oar” (Live at Hellfest,…