hmm i dont know about the FIRST thrash riff, but its pretty heavy!! what they meant is the fast, palm muted powerchording on the downtuned E, and since its in 4/4 every 4th it changes chord, classic metal riffing.
hmm i dont know about the FIRST thrash riff, but its pretty heavy!! what they meant is the fast, palm muted powerchording on the downtuned E, and since its in 4/4 every 4th it changes chord, classic metal riffing.