First Round Second Round Sweet 16 Elite 8 Final Four Championship Final Four Elite 8 Sweet 16 Second Round First Round Johny Christ-Avenged Sevenfold Gene Simmons-Kiss Les Claypool-Primus Rachel Balen-Skid Row Gene Simmons-Kiss Les Claypool-Primus Kyle Sanders-Hellyeah Mike Inez-Alice In Chains Mike Inez-Alice In Chains Ben Shepherd-Soundgarden Ben Shepherd-Soundgarden Josh Smith-Halestorm Mike Inez-Alice In Chains Les Claypool-Primus Will Turpin-Collective Soul Robbie Merrill-Godsmack Geezer Butler-Black Sabbath Johnny Christ-Avenged Sevenfold Johnny Christ-Avenged Sevenfold Blasko-Rob Zombie Robbie Merrill-Godsmack WINNER Johnny Christ-Avenged Sevenfold Dan Maines-Clutch Geezer Butler-Black Sabbath Geezer Butler-Black Sabbath Steve Harris-Iron Maiden Steve Harris-Iron Maiden Ryan Martinie-Mudvayne Mike Inez-Alice In Chains Cliff Burton-Metallica Les Claypool-Primus D'arcy Wretzky-Smashing Pump Robert Trujillo-Metallica Robert Trujillo-Metallica Paul Grey-Slipknot Billy Gould-Faith No More Stevie Benton-Drowning Pool Robert Trujillo-Metallica Billy Gould-Faith No More John Cooper-Skillet Tobin Esperance-Papa Roach Tobin Esperance-Papa Roach Duff McKagan-Guns 'N Roses Duff McKagan-Guns 'N Roses Piggy-Rob Zombie Robert Trujillo-Metallica Duff McKagan-Guns 'N Roses John Moyer-Disturbed Robert Trujillo-Metallica Justin Chancellor-Tool Fieldy-KoRn Paul Grey-Slipknot Paul Grey-Slipknot Brad Walst-Three Days Grace Justin Chancellor-Tool Cliff Burton-Metallica Paul Grey-Slipknot Robert DeLeo-STP Fieldy-KoRn Fieldy-KoRn Jason Newsted-Metallica Jason Newsted-Metallica Tim Commerford-RATM Dale Stewart-Seether Robert Trujillo-Metallica Les Claypool-Primus Flea-Red Hot Chili Peppers Cliff Burton-Metallica Flea-Red Hot Chili Peppers Peter Steele-Type O Negitive Eric Bass-Shinedown Flea-Red Hot Chili Peppers Brian Marshall-Creed Brian Marshall-Creed Chris Kael-5FDP Chris Kael-5FDP David Ellefson-Megadeth David Ellefson-Megadeth Nikki Sixx-Motley Crue Flea-Red Hot Chili Peppers David Ellefson-Megadeth Greg Kriesel-Offspring Getty Lee-Rush Getty Lee-Rush Alex Venturella-Slipknot Frank Bello-Anthrax DaveFarrell-Linkin Park Getty Lee-Rush Alex Venturella-Slipknot Alex Venturella-Slipknot Mike Dirnt-Green Day Mike Dirnt-Green Day Krist Novoselic-Nirvana Krist Novoselic-Nirvana Tom Hamilton-Aerosmith Flea-Red Hot Chili Peppers David Ellefson-Megadeth Twiggy Ramirez-Manson Mike Starr-Alice In Chains Lemmy Kilmister-Motorhead Cliff Burton-Metallica Nate Mendel-Foo Fighters Pat Dhlheimer-Live Mike Starr-Alice In Chains Nate Mendel-Foo Fighters Johny Chow-Stone Sour Roman Glick-Jackyl John Campbell-Lamb of God Rex Brown-Pantera Rex Brown-Pantera John Campbell-Lamb of God Mike Starr-Alice In Chains Rex Brown-Pantera Jeff Arnent-Pearl Jam Lemmy Kilmister-Motorhead Lemmy Kilmister-Motorhead Cliff Burton-Metallica Cliff Burton-Metallica Mark Hoppus-Blink 182 Lemmy Kilmister-Motorhead Cliff Burton-Metallica Gino Lenardo-Chevelle Vince Hornsby-Sevendust Vince Hornsby-Sevendust Tom Araya-Slayer Tom Araya-Slayer Adam Yauch-Beastie Boys Matt Dirito-Pop Evil.