A Christmas Metal Symphony tour is announced for December 2013. It is the cooperation between the Magnum Opus Rockestra (a 32 persons symphonic orchestra under the lead of Marcel Heijnen) with a rockband called Metalforce 1. Confirmed guest on vocals are: Joey Belladonna (Anthrax), Chuck Billy (Testament), Joacim Cans ( Hammerfall), Udo Dirkschneider (ex-Accept, U.D.O.), Fllor Jansen (Nightwish) and Michael Kiske (ex-Helloween).
So far confirmed dates are: