Metallica vs Megadeth (coming soon) (Patreon)

Soon we're going to tackle the most controversial question in music...Is Metallica or Megadeth the greatest metal band in existence? To find the answer we'll take a look at the compositional elements behind each bands most popular songs. Who has the best thrash tune...who's songwriting is more advanced, who's sold more albums. And of course, wahhh band is more influential in pop culture? 

What's your pick from the two bands?