Dream Theater - In the Name of God, Endless Sacrifice (once it gets heavy after the first verses), Stream of Consciousness
Arch Enemy - Dead Eyes See No Future
Blind Guardian and Iced Earth - Excalibur
Iced Earth - Travel in Stygian
Emperor - I Am the Black Wizards
Eric Clapton - Layla
Iron Maiden - Hallowed be Thy Name
Lynyrd Skynyrd - Simple Man
Megadeth - She-Wolf
Metallica - Blackened, For Whom the Bell Tolls
Black Sabbath - Sabra Cadabra
Born From Pain - Rise or Die
Opeth - Blackwater Park (those first few notes just slay me)
Pantera - Becoming, Walk
Porcupine Tree - Wedding Nails
Queen - Bohemian Rhapsody (after the operatic section)
Rush - Working Man
Slayer - Seasons in the Abyss
Soulfly - Bring It
System of a Down - BYOB (sorry, but I love that riff in the chorus)
Zao - Fifteen Rhema, Praise the War Machine (during the breakdown)