[2] Lyrical themes include religion, politics, and world events, as well as philosophy, meditation, existence, and inner struggles.

[4] On 16 December, the band announced Merel Bechtold as Delahaye's successor for the upcoming two release shows of new album in late January 2014.

In 2015, Rob van der Loo left the band to focus on Epica and an upcoming new project.

On 21 June 2017, it was announced that Marcela Bovio, former singer of Stream of Passion and a regular collaborator of the band since 2013, was now a full-time member.

[6][7][8] Vocalist Henning Basse departed the band on July 31, 2018, citing scheduling conflicts, while remaining a recurring guest.