i am pritty sure this is 100% right. start of slow then work your way up to a faster pase.
Palm mute= .
Dead note= x
[ Tab from: http://www.guitaretab.com/c/children-of-bodom/173267.html ]
Repeat 2x
|--------------------------------------------------------------------------|
|--------------------------------------------------------------------------|
|--------------------------------------------------------------------------|
|-9-9-x-7-7-x-9-9-x-------5----5-4-----9-9-------4-4-----5-5-----7-7-------|
|-7-7-x-5-5-x-7-7-x-------3--3-----7-7------2-2------3-3-----5-5-5-5-------|
|--------------------------------------------------------------------------|
. . . . . . . .
|--------------------------------------------------------------------------|
|--------------------------------------------------------------------------|
|--------------------------------------------------------------------------|
|--6-6-x-4-4-x-6-6-x-2------2-1-----6-6------------------------------------|
|--4-4-x-2-2-x-4-4-x-0----0-----4-4-----------6-6-----7-7-----9-9----------|
|-----------------------------------------6-6-----7-7-----9-9--------------|
. . . . . . . .