You must play every riff with tremolo picking (Repeat 'em as necessary)

RIFF1:

|-----------------------------|
|-----------------------------|
|-----------------------------|
|-12--10--9--10--10--9--10--9-|
|-0---0---0--0---7---7--7---7-|
|-----------------------------|

RIFF2:

|----------------|
|----------------|
|----------------|
|-7--8--7--9--10-|
|-0--6--0--8--8--|
|----------------|

RIFF3:

|------|
|------|
|------|
|------|
|-2--3-|
|-0--1-|

That's all!!!! 
Man, this is THE black metal song and one of the easier to play :) I'm pretty sure it's 100% correct. :)
If you are so good to find any mistake mail me at *
HAIL YLLIA!