Learn the most popular altered tunings in metal guitar:
E-Flat Standard, Drop-C#, Drop-D, D Standard, Drop-C, C Standard, B Standard

All while playing licks, riffs, and chords in the styles of:
Metallica
Megadeth
Pantera
Godsmack
Slipknot
DevilDriver
Lamb of God
As I Lay Dying
Killswitch Engage
Shadows Fall
Cradle of Filth
Behemoth
Unearth
Gorgoroth
The Sword
and many others!