Drop D

Intro                           11x
|------------------+--------------|
|*-7-7---------7-7-|-------------*|
|*-5-5-X-X-X-X-5-5-|-X---X-X---X-*|
|--0-0-X-X-X-X-0-0-+-X---X-X---X--|

Fill 1
|-----------------+---------------------|
|-7-7---------7-7-|-7-------------------|
|-5-5-X-X-X-X-5-5-|-5-------------------|
|-0-0-X-X-X-X-0-0-+-0-7/5-0-0-7-5-3-0-3-|

Verse                 10x
|---------7-7-+---------|
|*-7-7----x-x-|----R---*|
|*-5-5----5-5-|--------*|
|--0-0----0-0-+---------|

Pre-Chorus
                                                                 2x
|----------------+---------------+---------------+----------------|
|*-7-------------|---------------|---------------|---------------*|
|*-5-5-5-5-5-5-5-|-5-5-5-5-5-5-0-|---------------|---6-6-6-6-6-6-*|
|----------------+---------------+-3-3-3-3-3-3-3-+-3/-------------|

Chorus                                                        4x
|--------------+---------------+---------------+---------------|
|*-------------|---------------|---------1---1-|---------------|
|*-5-----------|-------5-5-5-5-|---------------|---------------|
|--0-0-0-0-0-0-+-0-0-0---------+-1---1---------+-1/3-3-3-3-3-0-|

Break
|------+-------+------+-------+-14--14--14-+-14--14-+-15--15--12-|
|------|---R---|------|---R---|--0---0---0-|--0---0-|--0---0---0-|
|------|-------|------|-------|------------|--------|------------|
|-0----+-------+-0----+-------+------------+--------+------------|
                                                         2x
|-12--15--12-+-14--14--14-+-14--14-+--15--15-/17-+--------|
|--0---0---0-|--0---0---0-|--0---0-|*--0---0---0-|---R---*|
|------------|------------|--------|*------------|-------*|
|------------+------------+--------+-------------+--------|
                                     6x
|------------------+---------+--------|
|*-----------------|---------|-------*|
|*-----------------|---------|-------*|
|--0-0-0-0-0-0-0-0-+-1-1-1-1-+---1-1--|

Chorus                  x4

Outro                                                                    4x
|--------------------+---------------+-------------------+----------------|
|*-------------7-----|---------------|-------------7-----|---------3-3/5-*|
|*-5-5-8-5-5-5-0-5-5-|-5-------------|-5-5-8-5-5-5-0-5-5-|-5-------------*|
|--------------------+---0-0-3-3-3-0-+-------------------+---0-0-3---3/5--|
                                     3
|------------------+------------------+---------+-------+----------+-------|
|*-7-7---------7-7-|-----------------*|---------|---R---|----------|---R---|
|*-5-5-X-X-X-X-5-5-|-X-X-X-X-X-X-X-X-*|---------|-------|-5-5--5-5-|-------|
|--0-0-X-X-X-X-0-0-+-X-X-X-X-X-X-X-X--+-1-1-1-1-+-------+-0-0--0-0-+-------|

Intro riff              x3
Fill
Verse                   x10
Pre-Chorus              x2
Chorus                  x4

Use a pick and a little chorus effect (in every Undertow song).