The song features vocals by Tim 'Ripper' Owens (Judas Priest/Iced Earth), Steve Souza (Exodus/Testament), Chuck Billy (Testament), Alissa White-Gluz (Arch Enemy/ The Agonist), Chris Jericho and Mark Osegueda (Death Angel).

While the music is provided by Mike Portnoy, David Ellefson (Megadeth), Alex Skolnick (Testament), Andreas Kisser (Sepultura), Phil Demmel (Machine Head) and Gary Holt (Slayer/ Exodus).