CD reissue. Treueband is an EP released by the German hard rock band Bonfire. It was released in 2012 as a theme song for the hockey team in the German city of Ingolstadt. The backing vocals on the three versions of the song that are on this single feature a large number of fans of the Ingolstadt hockey team. Also featured on this release are two session recordings of songs that were recorded for the Double X album. Also included was one full-length recording from Branded. Bonfire (originally known Cacumen) is a German heavy metal band, founded in Ingolstadt, Germany in 1972 by Hans Ziller. In 1986, based on the advice of the record company and the management, the band changed it's name to Bonfire. Hans Ziller is still in the band.