Only 3 Chords are used throughout the song.
     Em     D     C
E|----7-----5-----3----------|
B|----8-----7-----5----------|
G|----9-----7-----5----------|
D|----9-----7-----5----------|
A|----7-----5-----3----------|
E|---------------------------|


[Intro]
This same pattern plays through almost the entire song.
Em Em D D D D C C D D D D

After 2 times another guitar plays this riff that is also played several times in the song:
E|----------------------------------------------------------------------|
B|-/12--/12------8-10-8-----8-10--------/12--/12-----8-10-8----8--------|
G|-----------------------9----------------------------------9-----------| x2
D|----------------------------------------------------------------------|
A|----------------------------------------------------------------------|
E|----------------------------------------------------------------------|


[Chorus]
Em           D   C
Am I a hero?
D              Em  D  C  D
Am I a hero now?

Em           D   C
Am I a hero?
D              Em  D  C  D
Am I a hero now?
Yeah

[Verse]
Em             D            C
Please…don't shoot me down
 D                  Em      D  C  D
I love you like a brother
    Em       D     C
It's on the news again
 D                    Em     D  C  C
I guess they killed another

[Chorus]
Em           D   C
Am I a hero?
D            Em  D   C   D
Am I a hero now?
Em           D   C
Am I a hero?
D            Em  D   C   D
Am I a hero now?

[Break] 
This is the only part of the song that is different.

    C                 Em  D
Oh, we all get told to go alone
    C                 Em        D
Oh, we know it's hard for sure; We know
 D
We know

[Chorus]
Em           D   C
Am I a hero?
D            Em  D   C   D
Am I a hero now?
Em           D   C
To die a hero
D                      Em   D   C   D
Is all that we know now

[Solo]
Em           D   C
Am I a hero?
D                Em  D   C   D
A fallen hero now?
Em              D   C
Hear my sin Lord
D                     Em  D   C   D
So he ain't no hero now

Em           D   C
Am I a hero?
D                 Em  D   C   D
My gun to reload now
Em           D   C
A broken people
D                 Em  D   C   D
There go a hero now