Bodyhammer86

Mine are:
Chris Cornell (Soundgarden and Audioslave)
Maynard James Keenan (Tool and A Perfect Circle)
Chad Grey (Mudvayne)
Brian Fair (Shadows Fall)
Phil Anselmo (Pantera and Down only)
Mikael Akerfelt (Opeth)
Layne Staley (Alice in Chains)
Burton C. Bell (Fear Factory)
John Bush (Anthrax)
Both Jesse Leach (former) and Howard Jones (current) of Killswitch Engage
Warrel Dane (Nevermore)
Matt Barlow (Iced Earth)
Rob Flynn (Machine Head)
Tomas Lindberg (At the Gates and Nightrage)
Mikeal Stanne (Dark Tranquility)
Anders Frieden (Pre-STYE In Flames)
Mike Patton (Faith No More and Mr. Bungle)
Perry Farrell (Jane's Addiction)
Anthony Keidis (Red Hot Chili Peppers)
Phil Labonte (All That Remains)
Vortex (Dimmu Borgir)
Trent Reznor (Nine Inch Nails)

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Pantera, Shadows Fall, Fear Factory, Opeth, Porcupine Tree, Dimmu Borgir, Watch Them Die, Motorhead, Beyond the Embrace, Himsa, Black Label Society, Machine Head, In Flames, Soilwork, Dark Tranquility, Children of Bodom, Norther, Nightrage, At the Gates, God Forbid, Killswitch Engage, Lamb of God, All That Remains, Anthrax, Mudvayne, Arch Enemy, and Old Man's Child \m/