* Timo Tolkki: guitars, bass and keyboards
* Tuomo Lassila: drums
* Antti Ikonen: keyboards
* Nicholas Jeudy: orchestration
* Floor Jansen, Simone Simons, Fabio Lione, David DeFeis, Zachary Stevens, Elize Ryd, Caterina Nix: vocals

LIne-up:
Timo Tolkki (ex-Stratovarius) - guitars and bass
With
Michael Kiske (Unisonic) - vocals
Elize Ryd (Amaranthe) - vocals
Rob Rock (Impellitteri) - vocals
Russell Allen (Symphony X) - vocals
Sharon Den Adel (Within Temptation) - vocals
Tony Kakko (Sonata Arctica) - vocals
Alex Holzwarth (Rhapsody of Fire) - drums
Jens Johansson (Stratovarius) - keyboards
Derek Sherinian - keyboards
Mikko Härkin (Sonata Arctica) - keyboards
Sami Boman - orchestrations
Magdalena Lee - opera vocals