It's their first with vocalist Floor Jansen, and their first with piper and whistler Troy Donockley as a full-time member of the band. Drummer Jukka Nevalainen was replaced by Kai Hahto in the studio as a result of ongoing health issues.

In the clip, Holopainen says: "I guess mixing an album could be compared to editing a movie - we have to arrange the clips into a dramatic arc, and find a balance."