In November 2015, the band announced Ingo "Ike" Sterzinger would leave them to follow other projects, and that he would be replaced by Jan Moritz, from the Stimmgewalt choir. On 11 March 2016, the band released their sixth album, the metal opera Voices of Fire.
In November 2015, the band declared Ingo "Ike" Sterzinger would depart to pursue other ventures, and that he would be succeeded by Jan Moritz, from the Stimmgewalt choir. On 11 March 2016, the band released their sixth album, the metal opera Voices of Fire.