Also known as white metal, heavenly metal, jesus metal.

https://www.last.fm/tag/christian+metal
https://en.wikipedia.org/wiki/Christian_metal
"Christian metal, also known as white metal, Jesus metal or heavenly metal,[2] is a form of heavy metal music usually defined by its message using song lyrics, as well as the dedication of the band members to Christianity. Christian metal is typically performed by professed Christians, principally for Christians who listen to heavy metal music. It is often produced and distributed through various Christian networks.[1]"