Mxtabs [http://www.mxtabs.net]
  Lamb of God - Pariah
  Tuning - Dropped D {D-A-D-G-B-E}

  Intro
  First few seconds are samples

  Riff #1 (guitar 1)
{-------------------------------------------}
{-------------------------------------------}
{-------------------------------------------}
{-0-----------------------------------------}
{-0-----------------------------13-13-------}
{-0----------------12-12-12-12--------12-12-} 
 let it ring until both guitars do this^
                   -----------p.m.---------
  Riff #1 (guitar 2)
{-------------------------------------------}
{-------------------------------------------}
{-------------------------------------------}
{-------------------------------------------}
{------------------------------13-13--------}
{-12-0-12-0-12-----12-12-12-12-------12-12--} 
                   -----------p.m.---------
Riff #2(both guitars)
{---------------------------------------}
{---------------------------------------}
{---------------------------------------}
{---------------------------------------}
{---------------------------------------}
{-5b-0-5b-0-5b-0-0-0-0-0-0-1-1-0-0-0----} 
     -    -    ------p.m.-----------

Riff #3 (guitar 1)
{---------------------------------------}
{---------------------------------------}
{---------5-----------------------------}
{-0-0-0-0-5-0-0-5h6---------------------}
{-0-0-0-0-3-0-0-5h6---------------------}
{-0-0-0-0---0-0-5h6---------------------} 
  --p.m.-   - - 

Riff #4 (both guitars)
{---------------------------------------}
{---------------------------------------}
{---------------------------------------}
{-1-0-0-1-0-0---------------------------}
{-1-0-0-1-0-0---------------------------}
{-1-0-0-1-0-0---------------------------} 
  ---p.m.----

Riff #5 (both guitars) 
{---------------------------------------}
{---------------------------------------}
{---------5-----------------------------}
{-0-0-0-0-5-0-0-5h6-1-0-1-0-0-----------}
{-0-0-0-0-3-0-0-5h6-1-0-1-0-0-----------}
{-0-0-0-0---0-0-5h6-1-0-1-0-0-----------} 
  - - - -   - -     --p.m.--- 

Riff #6 (both guitars)
{----------------------------------------}
{----------------------------------------}
{----------------------------------------}
{----------------------------------------}
{----------------------------------------}
{-0-0-0-0-5b-0-0-0-5b-0-0-0-5b-0-0-0-0-1~} 
  - - - -    - - -    - - -    - - - - (all p.m)
Riff #7 (guitar 1)
{---------------------------------------------}
{---------------------------------------------}
{---------------------------------------------}
{-0-0-0-0--------0-0-0---------0--------------}
{-0-0-0-0--------0-0-0---------0--------------}
{-0-0-0-0--------0-0-0---------0--------------} 
  --p.m.-        - - -         -

Riff #7 (guitar 2)
{--------------------------------------------------}
{---------3------------5----------6----------------}
{------------6------------6----------7-------------}
{--------------------------------------------------}
{--------------------------------------------------}
{--------------------------------------------------} 

Riff #8 (both guitars)
{----------------}
{----------------}
{----------------}
{-0-0----0---0---}
{-0-0----0---0---}
{-0-0----0---0---} 

Riff #9  (both guitars) 
{---------------------------------------}
{---------------------------------------}
{---------------------------------------}
{-0-0--0-0-0-0-0-0-0-0-0----------------}
{-0-0--0-0-0-0-0-0-0-0-0-X?-------------}
{-0-0--0-0-0-0-0-0-0-0-0----------------} 
  - -  - - - p.m.- - - - 
easy rhythm just hard to tab, you'll figure it out

Riff #10(same of riff #9 but on six's)
 
Thats about it, if there is anything wrong with it, fix it yourself