Mastodon have shared "White Walker" from the Catch the Throne Vol. 2 mixtape, a companion to the HBO show "Game of Thrones". Check it out above. Like all of the tracks on the mixtape, "White Walker" samples music from last season of "Game of Thrones".

Catch the Throne also features Method Man, Snoop Dogg, Estelle, Talib Kweli, Ty Dolla $ign, and more. It's out March 17 via HBO and Launch Point, while the fifth season of "Game of Thrones" premieres on April 12.

Watch Mastodon's video for "The Motherload", below. (Read our interview with the band's Brann Dailor about the video.)