Just look at the cast list here: what more do you want?

 “Marius Danielsen’s Legend of Valley Doom” is a Norwegian all star Metal Opera project created by Marius Danielsen of the band Darkest Sins. With great help from brother Peter Danielsen they have created a unique fantasy concept which is brought to life through the many high profiled musicians involved. Legend of Valley Doom has been 10 years in the making, and ended up on a bigger production scale then most would dream of.

Capturing the essence of Epic Metal with first class song writing, topped with musical execution on highest level.
Marius Danielsen’s Legend of Valley Doom is simply a must have for all Power Metal heads, and worshippers of Metal in general.

Fans of Avantasia and Rhapsody of Fire can not go wrong here.

This project features one of the most impressive line-ups in the world of Power Metal. With guest appearances by artists such as Tim “Ripper Owens” (ex-Judas Priest), Timo Tolkki (ex-Stratovarius), Edu Falaschi (ex-Angra), Mark Boals (Dokken), Chris Caffery (Savatage), Ross the Boss (ex-Manowar), Mike LePond (Symphony X), Alex Holzwarth (Rhapsody of Fire) and many, many more!

Edu Falaschi (ex-Angra, Almah)
Tim Ripper Owens (ex-Judas Priest, ex-Iced Earth, ex-Yngwie Malmsteen)
Mark Boals (ex-Yngwie Malmsteen, Iron Mask, Royal Hunt)
Jonas Heidgert (Dragonland)
Elisa C. Martin (Hamka, ex-Dark Moor, ex-Fairyland)
Alessio Garavello (ex-Power Quest, A New Tomorrow)
Kai Somby (Intrigue)
Artur Almeida (Attick Demons)
George Tsalikis (Zandelle)
John Yelland (Disforia, Judicator)
Simon Byron (ex-Crystal Empire, Sunset)

Mikael Holst (Timeless Miracle)

Guitarists:

Timo Tolkki (ex-Stratovarius, Avalon)
Chris Caffery (Savatage, Trans-Siberian Orchestra)
Ross the Boss (ex-Manowar, DeathDealer)
Robb Weir (Tygers of Pan Tang)
Tobi Kersting (Orden Ogan)
Jimmy Hedlund (Falconer)
Marco Wriedt (Axxis, 21Octayne)
Olivier Lapauze (Heavenly)
Felipe (Twilight Force)
Alex TheKing Mele (Kaledon)
Esa Ahonen (Cryonic Temple)
Kristian Tjelle (ex-Nocturnal Illusion)
Gard Austrheim (My Decending Ark, ex-Fatty Sunroad)
Marius Danielsen (Darkest Sins)

Sigurd Kårstad (Darkest Sins)

Synth:

Peter Danielsen (Eunomia, Darkest Sins)

Alessio Lucatti (Vision Divine, Etherna)

Bassists:

Barend Courbois (Blind Guardian)
Mike LePond (Symphony X)
Anniken Rasmussen (Darkest Sins)
Ignacio Lopez (Skiltron)
Giorgio Novarino (ex-Crystal Empire, ex-Bejelit)

Marius Danielsen (Darkest Sins)

Drummers:

Alex Holzwarth (Rhapsody of Fire)
Ludvig Pedersen (Darkest Sins)