Първи обявени участници: Ozzy Osbourne, Avenged Sevenfold, Ghost, Alice In Chains, Helloween, Nightwish, Deftones, Parkway Drive, Sodom, Kreator, Arch Enemy, Bullet For My Valentine, Asking Alexandria, Alestorm, Enslaved, Sodom, Exodus, While She Sleeps, Zeal & Ardor, Igorrr