Since Nils Battery's mascot is a bear, it is called the Army's Slagbjørn ("Slagbjørn" being the Norwegian designation of a bear that has attacked people or livestock and should thus be considered a danger).
Because Nils Battery's mascot is a bear, it is known as the Army's Slagbjørn. This term originates from the Norwegian word for "bear that attacks humans or livestock," signifying its dangerous nature.