Here is an acoustic tab for Alkaline Trio's "Warbrain." The song is in the 
original key, so you can play along with the song. Enjoy.

Capo 2

All chords relative to Capo.

A5 (x022xx@1) F# (244322@1)E5 (022xxx@1) F#5 (244xxx@1) D5 (xx023x@1)  A (x02220@1) Ee|---0----0----0----0----0----0----0----| (022100@1)B|---5----5----5----0----0----2----0----|
G|---2----2----2----6----7----2----1----|
D|---0----4----2----4----7----2----2----|
A|---0----0----0----0----5----0----2----|
E|---0----0----0----0----0----0----0----|

A5 (x022xx@1) F# (244322@1) E5x2 (022xxx@1)
F#5 (244xxx@1)  D5I (xx023x@1)can't go on
            A (x02220@1)           EYou (022100@1)said my head's too heavy
             F#5 (244xxx@1)  D5I (xx023x@1)need that song
               A (x02220@1)                    Ethose (022100@1)trusty chords could pull me through
          F#5 (244xxx@1)  D5and (xx023x@1)early on
                 A (x02220@1)              Ethey (022100@1)saw the warning signs and symptoms
         F#5 (244xxx@1)   D5all (xx023x@1)day long
            A (x02220@1)            Ewe (022100@1)sit and dream of better days

Awhere (x02220@1)we'd hit the ground running on empty
F#5 (244xxx@1)               Estories (022100@1)we've been told
Aand (x02220@1)all those nights we spent together
      F#5 (244xxx@1)               Enever (022100@1)felt this fucking cold
Awhen (x02220@1)we let the car run in the drive-way
F#5 (244xxx@1)              Ekiss (022100@1)you one last time
Abefore (x02220@1)we brought the horses in
              F#5 (244xxx@1)   Ebefore (022100@1)the storm of '59!
A5  F#  E5
of '59
A5  F#  E5
of '59

F#5 (244xxx@1)       D5I (xx023x@1)cant go on
                A (x02220@1)           Ethese (022100@1)limbs have grown to heavy
             F#5 (244xxx@1)     D5i (xx023x@1)need that song
A (x02220@1)                             Ea (022100@1)night on earth could pull me through
          F#5 (244xxx@1)     D5and (xx023x@1)early on
              A (x02220@1)               Ethey (022100@1)saw the warning signs and symptoms
          F#5 (244xxx@1)  D5all (xx023x@1)day long
            A (x02220@1)            Ewonder (022100@1)how far from here we'll fall

Abefore (x02220@1)we hit the ground running on empty
F#5 (244xxx@1)              Estories (022100@1)we've been told
Aand (x02220@1)all those nights we spent together
F#5 (244xxx@1)                Enever (022100@1)felt this fucking cold
Awhen (x02220@1)we let the car run in the driveway
F#5 (244xxx@1)                Ekiss (022100@1)you one last time
Abefore (x02220@1)we brought the horses in
            F#5 (244xxx@1)      Ebefore (022100@1)the storm of '59 of '59
A5  F#  E5
of '59
A5  F#  E5
of '59
A5  F#  E5
of '59

End on E5