Torture Killer - Heading Towards The Butchery Chords & Tabs

Heading Towards the Butchery - Torture Killer

Tuning (low to high) D G C F A D

I learnt this song by ear, it took me a while to get it right but I got it. It's 100% 
correct and I know that so don't say that I'm doing something wrong.

Riff 1
D  -----------------------------------------------------------------|-------|
A  -----------------------------------------------------------------|-------|
F  -----------------------------------------------------------------|-------|
C  -----------------------------------------------------------------|-------|
G  -2-2-2-2-----------------2-2-2-2-----------------5-5-5-5---------|-2-2-2-|
D  ---------1-1-1-1-0-0-0-0---------1-1-1-1-0-0-0-0---------1-1-1-1-|-0-0-0-|

D  -----------||
A  -----------||
F  -----------||
C  -----------||
G  -2-2-2-2-2-||
D  -0-0-0-0-0-||
[ Tab from: https://www.guitartabs.cc/tabs/t/torture_killer/heading_towards_the_butchery_tab.html ]
Riff 2
D  ------------------------------------------||
A  ------------------------------------------||
F  ------------------------------------------||
C  ---------------7--------------------------||
G  ---------------5----------2-2-2-2---------||
D  -0-0-0-0-0-0-0-5--0-0-0-0---------1-1-1-1-||
    . . . . . . .    . . . .

Riff 3 - Part 1
D  ------------------||
A  ------------------||
F  ------------------||
C  -7----------------||
G  -5-----------6--3-||
D  -5--0--0-0-0-4--1-||
          . . .

Riff 3 - Part 2
D  ---------------------------------||
A  ---------------------------------||
F  ---------------------------------||
C  -7----------------7--------------||
G  -5-----------6--3-5-----2-2--3-3-||
D  -5--0--0-0-0-4--1-5--0--0-0--1-1-||
          . . .

Riff 4
D  ---------------------------------------||
A  ---------------------------------------||
F  ---------------------------------------||
C  ---------------------------------------||
G  -5-5-5-5-------------------------------||
D  ---------0-0-0-0-0-0-0-4-4-4-4-1-1-1-1-||
                    . . .