Of all the electric guitar trends to have emerged over the ... soaring popularity of offset guitars in the progressive and heavy metal realms. After Jim Root recalibrated the Fender Jazzmaster ...

Metallica's Kirk Hammett named one particular guitar riff that he believes "shifted heavy metal." "The first three Black Sabbath albums are like gospel. Everyone kind of universally agrees.

And of course, Hammett says Black Sabbath’s first three albums “are like gospel” to metalheads. Specifically, the Exodus co-founder lists the 1975 song “Symptom of the Universe” as one that changed ...