Mike Dawes Jason Richardson (All That Remains) Dan Sugarman (Ice Nine Kills) Gus G (Firewind) Lari Basilio Nick Hipa (Mire, ex-As I Lay Dying) Nita Strauss Herman Li (Dragonforce) Tramaine Manuel Gardner Fernandes Marcin Brandon Acker Loida Liuzzi Landon Siebens Kiki Wong TheDooo Stephen Taranto Ichika Nito Angel Vivaldi Hedras Bradley Hall Cole Rolland Felix Martin Rafa Davie504 Charles Berthoud Lwandile Prusent Bernth Annie Shred Onyx Morales Eddie Warboy Elizabeth Cannon Hayden Maringer Jared Dines I Built The Sky Jesse Michel Jimena Forsado Jordan Wynn Ola Englund (The Haunted, etc.) Danilo Vicari Oni Hasan Michael Angelo Batio Matt Heafy (Trivium) Mark Holcomb (Periphery) Spiro Dussias Brandon Ellis (The Black Dahlia Murder) Charlie Parra Del Riego Courtney Cox (The Iron Maidens, etc.) Corey Smith Luca Stricagnoli Andromida Nik Nocturnal Noah Crenshaw Max Ostro Dre Dimura Drewsif Luke Jeansonne Sophie Burrell Rabea Massaad Steve Terreberry Paula Carregosa Will Swan Neil Swanson Seth Grey Stel Andre Syndrone Trey Xavier Kevin Frasard Rudy Ayoub Alan Gogoll