This is pretty easy to learn. Figured out the tab by ear. So don't mind if it 
sketchy. I will try to figure out the rest of the intro.

 Capo 5 - Drop D

-x-----------------------------
-3-3---3--------3-3------------
-2-2---2--------2-2------------
-0-----0-00-3b0-0-----0--00----
-0--0h3---------0--0h3-----0-3-
-0--------------0--------------

-x-----------------------------
-3-3---3--------3-3------------
-2-2---2--------2-2------------
-0-----0-0x-3b0-0-----0--00----
-0--0h3---------0--0h3-----0-3-
-0--------------0--------------

-x--x--------x-x--x-------------
-3--x--------3-3--x-------------
-2--x--------2-2--x-------------  Think it's 2 x...
-0--x------0-0-0--x------00-----
-0--x--0h3---0-0--x--0h3--------
-0--x--------0-0--x-------------
    | 
    |
Here slam your palm against all cords
to cut the sound making it as a hard 
palm mute.