Let ring: l
Palm mute: ......
Riff 1:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-9999999999999999-4444444444444444-|
|-7777777777777777-2222222222222222-|
Riff 2:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-777777777777-555555-333333-555555-|
|-----------------------------------|
Then riff 1 again few times
Then again riff 2 and then:
Riff 3:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-9-9999--5--4--7-7777-7-7777-------|
|-7-7777--3--2--5-5555-5-5555-------|
|-----------------------------------|
[ Tab from: https://www.guitartabs.cc/tabs/d/dimmu_borgir/stormblast_tab.html ]
Riff 4:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-777777777-222222-333333-555555----|
|-555555555-000000-111111-333333----|
Riff 5:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-777777777-222222-333333-555555----|
|-555555555-000000-111111-333333----|
|-----------------------------------|
Riff 6:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-9-9999-9-9999-9-9999-11-11111111--|
|-7-7777-7-7777-7-7777-9--9-9-9-9---|
|-----------------------------------|
Riff 7:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-7-7777-9-10-7--5------------------|
|-------------------7---------------|
Riff 8:
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-----------------------------------|
|-10-10-10-10-9-7-------------------|
|-----------------7-----------------|