What is heavier than the heaviest music in the world? Mastodon is.
Whose album is the most anticipated in the metal scene this year? Mastodon is.
What's more rock than making a debut album entirely about Moby Dick.
They're the gatekeepers to the heaviest music in the world, and the critical acclaim from other rock bands, as well as a legion of fans, bears testimony to the influence, and dare we say importance of this most weighty of outfits.