This is a song written by Casey Chaos, the leader of the refuse music movement, and singer in band Amen, "the biggest unsigned band in the world today" according to Metal Hammer.

This is off the self titled album released thru Roadrunner records in 1999.

Tabber : 666cof666

P-Pull Off
H-Hammer On
'-Allow To Ring Out
/-SLide Up Slowly
\-Slide Up Quickly

DADGBe

Intro

Weird keyboard intro for guitar

A|13p12h13'/15

Then, guitar comes in

A|6-5-6-5

Then open bass D is played either on guitar or bass guitar

Complete intro riff is

A|6-5-6-5-6-5-8-10 

Verse

D|001
A|001
D|001 X7 then 01\

Chorus where Casey just goes "Coma America" all the way thru is as follows

D|6530    X4
A|6530
D|6530

You can put it in order, but these are all the riffs you need. Some may have keyboard effects over the top, but this is all that is needed.