In This Moment, Of Mice and Men, The Bunny The Bear, Woe is Me, Asking Alexandria, Enter Shikari, Marilyn Manson (although he's known as a solo artist), While She Sleeps, Sleeping With Sirens, Alesana, Artist Vs Poet, Alexisonfire, Jamie's Elsewhere, Bring Me The Horizon, Bullet For My Valentine, Halestorm (unsure whether they're classed as metal), Evanescence, Attack Attack, My Passion, Miss May I, The Horrorpops, Nightwish, Before Their Eyes, I See Stars, Cradle of Filth, Motionless In White, As I Lay Dying, The Blackout, The Birthday Massacre, etc, can't be bothered to think of any more