Symphonic Power Metal Maestros Temperance Unveil New Single ‘Breaking The Rules of Heavy Metal’, European Tour Kicks off Oct. 27th.

After releasing their vibrant fifth studio album, Viridian, in 2020, Temperance – maestros of modern melodic/symphonic metal – delight their devotees with the persuasive new offering Diamanti, to be released on November 19, 2021 via…