On March 19, 2019 the band released a new song called "Raven's Flight" and revealed the name of their next album was "Berserker", and will be released on May 3, 2019. On April 15, 2019 Amon Amarth announced a headlining tour of North America to begin in September in support of "Berserker" alongside fellow Swedish bands Arch Enemy, At The Gates and Grand Magus. On April 17, 2019 the band released the music video for "Berserker"'s second single "Crack The Sky". On May 3, 2019 the band released the album "Berserker". Under their original name Scum, the band played grindcore. However, in 1992 the band changed their name to Amon Amarth and started to play melodic death metal. The band bases most of its song lyrics on Norse mythology, the Viking Age, and the pre-Christian world, which thematically comprise a heavy metal style known as Viking metal. Viking metal originally emerged in the late 1980s and early 1990s as an ideological offshoot of black metal, made popular by such bands as Bathory and Enslaved. Amon Amarth, though a death metal band, is often labeled as Viking metal due to its lyrical themes. In regard to the band's reputation as a Viking metal band, Imke von Helden writes in "Barbarians and Literature: Viking Metal and its Links to Old Norse Mythology" that "During the 1990s, Swedish Amon Amarth added a new dimension to the definition of viking metal by means of its death metal style of music." She further explains in "Scandinavian Metal Attack: The Power of Northern Europe in Extreme Metal" that   When asked to comment on the band's genre, vocalist Johan Hegg remarked:  Hegg has also addressed the band's relationship to the pagan metal phenomenon and its choice of subject matter: