I'm not sure about the chorus or the end of the breakdown, but the rest is pretty solid 
from maybe some Guitar 2.

Guitar 1

Intro/Verse x3
e|--------------------------------------------------------------------|
B|--------------------------------------------------------------------|
G|--------------------------888---------------------------------------|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5-5-5-5~-888-333-11111111-33333333|
A|5-5-5-5~-888-333-5-5-5-5~-666-333-5-5-5-5~-888-333-11111111-33333333|
D|5-5-5-5~-888-333-5-5-5-5~-----333-5-5-5-5~-888-333-11111111-33333333|

No Guitar 1 in the Pre-Chorus

Chorus
e|-----------------------------------------------------------------------|
B|-----------------------------------------------------------------------|
G|------------------33333333---------------------------------------------|
D|55555555-11111111-33333333-33333333-55555555-11111111-33333333-33333333|
A|55555555-11111111-11111111-33333333-55555555-11111111-33333333-33333333|
D|55555555-11111111----------33333333-55555555-11111111-33333333-33333333|

Into/Verse x1

Feedback until
e|-----------------|
B|-----------------|
G|-----------------|
D|11111111-33333333|
A|11111111-33333333|
D|11111111-33333333|

e|------------------------------------------------------------------|
B|------------------------------------------------------------------|
G|--------------------------888-------------------------------------|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|
A|5-5-5-5~-888-333-5-5-5-5~-666-333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|
D|5-5-5-5~-888-333-5-5-5-5~-----333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|

Pre-Chorus

Chorus x2

Breakdown x4
e|-----------------------------------------------|
B|-----------------------------------------------|
G|-----------------------------------------------|
D|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|
A|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|
D|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|

Not sure what chord is played after the fourth time when Shaant sings "head, head"

Pickslide at the end of quiet part

Chorus x2

Outro
e|-------------------------------------|
B|-------------------------------------|
G|-------------------------------------|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|
A|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|


Guitar 2

Intro (come in with drums and bass)
e|-----------------------10-------------------|
B|-----------------11----------10----14----11~|
G|--------------------12----12----12----12----|
D|5-5-5-5~-888-333----------------------------|
A|5-5-5-5~-888-333----------------------------|
D|5-5-5-5~-888-333----------------------------|

Verse x2 (play in the last 2 bars of Guitar 1's riff)
e|------10-------------------|
B|11----------10----14----11~|
G|---12----12----12----12----|
D|---------------------------|
A|---------------------------|
D|---------------------------|

Pre-Chorus x2 (not sure about this) (they're tens, elevens and twelves)
e|--------------------1212-1212----------|
B|1111-1111-1111-1111-----------1010-1010|
G|---------------------------------------|
D|---------------------------------------|
A|---------------------------------------|
D|---------------------------------------|

Chorus
e|-----------------------------------------------------------------------|
B|-----------------------------------------------------------------------|
G|------------------33333333---------------------------------------------|
D|55555555-11111111-33333333-33333333-55555555-11111111-33333333-33333333|
A|55555555-11111111-11111111-33333333-55555555-11111111-33333333-33333333|
D|55555555-11111111----------33333333-55555555-11111111-33333333-33333333|

Bridge (come in on 2nd time)
e|----------------|
B|----------------|
G|----------------|
D|5-5-5-5~-888-333|
A|5-5-5-5~-888-333|
D|5-5-5-5~-888-333|

Verse (mixed with feedback)
e|------------------------------|
B|11~~--------------------------|
G|------------------------------|
D|-------------11111111-33333333|
A|-------------11111111-33333333|
D|-------------11111111-33333333|

e|------------------------------------------------------------------|
B|------------------------------------------------------------------|
G|--------------------------888-------------------------------------|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|
A|5-5-5-5~-888-333-5-5-5-5~-666-333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|
D|5-5-5-5~-888-333-5-5-5-5~-----333-5-5-5-5~-888-333-1~1~1~1~-33-3-3|

Bridge

Chorus

Chorus Part 2 x2
e|------10----------10---------------------------|
B|11----------11----------10----14----10----14---|
G|---12----12----12----12----12----12----12----12|
D|-----------------------------------------------|
A|-----------------------------------------------|
D|-----------------------------------------------|

Breakdown x2
e|-----------------------------------------------|
B|-----------------------------------------------|
G|-----------------------------------------------|
D|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|
A|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|
D|5-5-5-5-5-5-5-5-3-3-3-3-3-3-3-3-1-1-1-1-0-0-0-0|

Breakdown part 2 x2 (not too sure of this)
e|------10----------10----------------------------------10---------------|
B|11----------11----------10----14----10----14----11----------10----14---|
G|---12----12----12----12----12----12----12----12----12----12----12----12|
D|-----------------------------------------------------------------------|
A|-----------------------------------------------------------------------|
D|-----------------------------------------------------------------------|

Not sure what chord is played after the fourth time when Shaant sings "head, head"

Quiet Part x1 (this isn't quite right but it's close)
e|------10------------------------|
B|11----------10----14------------|
G|---12----12----12----12-14-12-15|
D|--------------------------------|
A|--------------------------------|
D|--------------------------------|

Chorus

Chorus Part 2 x2

Outro
e|-------------------------------------|
B|-------------------------------------|
G|-------------------------------------|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|
A|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|
D|5-5-5-5~-888-333-5-5-5-5~-888-333-5\0|