Intros:

Davidian - Machine Head
Phobophile - Cryptopsy
Invocation To Seditious Heresy - Nile
Endless Vortex To Erasing Destiny - Martyr
Blackened - Metallica
Destruction Of The Temples Of The Enemies Of Ra - Nile
Masturbating The War God - Nile

Outros:

Kheftiu Asar Butchiu - Nile
Chapter For Transforming Into A Snake - Nile
The Great Southern Trendkill - Pantera
Dead And Dripping - Cryptopsy
Invocation To Seditious Heresy - Nile
Hung And Bled - Cannibal Corpse (moreso the crushing riff than the feedback)
Unholy Cult - Immolation

These comprise just a small subset that springs to mind.

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