The Supergroup of metal musicians known as Metal Allegiance, have just dropped their latest single, Black Horizon and it rips! This iteration of Metal Allegiance is @Alex Skolnick of Testament, Dream Theaters’ @Mike Portnoy , William Duvall from Alice In Chains and bassist Mark Menghi, from King Ultra Mega. While this is billed as a metal song, with so many grooves, this could easily please fans of rock, alternative and grunge too. Black Horizon is the first song from this dynasty of a metal fam