In Harmonia Universali is the fourth studio album by Norwegian avant-garde metal band Solefald.

The album features lyrics sung in four languages: English, Norwegian, French and German.

Cornelius, the band's chief lyricist, stated on the band's website that much of the lyrics have Satanic undertones, and that it wasn't a coincidence; he believes that part of the formation of what metal is today is due to evil and the rhetorical figure of Satan, who in turn is praised on the song "Red Music Diabolos", claiming, "our crazy music has to come from somewhere.

Blabbermouth.net's review was favorable, writing, "in a mire of screaming pocket Satanists, Solefald offer a tangible break from the norm.

That their desire for experimentation has previously led to threats from conservative black metal zealots must surely be recommendation enough for you to bend your brain around this album.