There really wasn't a solid, complete tab so I made this one. Post any comments/corrections below.

Ov Fire and the Void

Tuning (from low to high)= C#,F#,B,E,G#,C#

* = play note multiple times, listen to recording for exact number.
^ = bend up
/ = pause while guitar 1 plays notes ( 0 on lowest string during guitar 2's pause) 
Listen to song to understand what I mean.
 = slide down.
//= quick slide up from.
~ = sustained note.
rb= release bend.
h = hammer-on.

Intro Guitar 1
|-----------------------------------------------------|
|-----------------------------------------------------|
|------5*-4*------------------4*-3*-------------------|  Play 4 times
|-2----------3*----------2----------3*----------------|
|-2----------------------2----------------------------|
|-0----------------------0----------------------------|

Intro Guitar 2
|-----------------------------------------------------|
|-----------------------------------------------------|
|-----------------------------------------------------|  Play 4 times
|-2--------2--------2--------------2~~~~--------------|
|-2--------2--------2--------------2~~~~--------------|
|-0---0*---0---0*---0------1*------0~~~~--------------|

Verse Guitar 1 Pt.1
|----------------------------------|
|----8-8-8-8-----8-8-8-8-7-7-7-7---|
|----9-9-9-9-----9-9-9-9-8-8-8-8---|  Play 3x then Pt.2
|----9-9-9-9-----9-9-9-9-8-8-8-8---|
|----7-7-7-7-----7-7-7-7-6-6-6-6---|
|-0-----------0--------------------|

Verse Guitar 1 Pt.2
|----------------------------------|
|----8-8-8-8-----------------------|
|----9-9-9-9-----------------------|
|----9-9-9-9-----8-5-8---5-4-5-----|
|----7-7-7-7-----6-3-6---3-2-3-----|
|-0-----------0--6-3-6---3-2-3-----|

Verse Guitar 2 Pt.1
|-----------------------------------------------------|
|-----------/-----------7-7-7-7-----------------------|
|-----------/-----------8-8-8-8-----------------------|
|-----------/-----------8-8-8-8-----8-5-8---5-4-5-----|
|-2--2-2-2--/--2-2-2----6-6-6-6-----6-3-6---3-2-3-----|
|-0--0-0-0-----0-0-0-------------0--6-3-6---3-2-3-----|

Go back to above section, play entire Verse again in it's entirety.

Verse Pt. 2
|-------------------------------------------------------------|
|-------------------------------------------------------------|
|-3---3----------------2*-----3---3-----------------0*--------|
|-3-5-3---5-4-5-4---4*----4*--3-5-3---5-4-5-2---2*-----2*-----|
|-1-5-1---5-4-5-4-------------1-5-1---5-4-5-2-----------------|
|---3-----3-2-3-2---------------3-----3-2-3-0-----------------|

|-------------------------------------------------------------|
|-------------------------------------------------------------|
|-3---3----------------2*---------------------3--------2------|  Play pt. 2
|-3-5-3---5-4-5-4---4*----4*---4*^----------5--------4--------|    twice
|-1-5-1---5-4-5-4-------------------------5--------4----------|
|---3-----3-2-3-2-----------------------3--------2------------|

Play Verse Pt. 1 again 3 times, then verse pt.2 one time, then verse Pt.1 3 times 
again, then Verse pt.2 once more.

Bridge Pt. 1 Guitars 1 and 2.
|-----------------------------------------------------|
|-----------------------------------------------------|
|------5*-4*------------------4*-3*-------------------|         Play twice, then....
|-2----------3*----------2----------3*----------------|
|-2----------------------2----------------------------|
|-0----------------------0----------------------------|

|--------------------------------------------------------|
|--------------------------------------------------------|
|--------------------------------------------------------|  Play once
|-2------------------------------------------------------|
|-2--7*-6*----6*----6*-7*-9*-7*-10^----------------------|
|-0--------8*----8*--------------------------------------|

Bridge Pt.1 both gtrs again.

Bridge Pt. 2 Both Guitars.                                      Bridge pt2. Guitar 1 ending.
|---------------------------------------------------|           |--------------|
|---------------------------------------------------|           |--------------|
|--4*--3*----------3*-------------------------------|           |--------------|
|--------------5*------5*--4*--5*--2*--4*------2*---|           |-6-----3------|
|------------------------------------------3*-------|           |-6-----3------|
|---------------------------------------------------|           |-4-----1------|
                                                                Bridge pt.2 Guitar 2 ending.
|---------------------------------------------------|           |--------------|
|---------------------------------------------------|           |--------------|
|--4*--3*----------3*-------------------------------|  Play 2x  |--------------|
|--------------5*------5*--4*--5*--2*--4*-----------|           |-5-----2------|
|------------------------------------------3*---2*--|           |-5-----2------|
|---------------------------------------------------|           |-3-----0------|

Solo (when sliding up beginning notes, strum and slide the note, instead of just sliding.)
|--------------------------------------|
|--------------------------------------|
|-5//9~~---/10---/12-------------------|
|---------------------1^rb^rb^rb--2~---|
|----------------------~~~~~~~~~-------|
|--------------------------------------|

|------------------------------------------|
|------------------------------------------|
|-------------7h9h10------7h9h10-12-10-7-9-|
|-------7h9h10------7h9h10-----------------|
|-7h9h10-----------------------------------|
|------------------------------------------|

|---------------------------------------------------------------------|
|---------------------------------------------------------------------|
|-9//14--12--10-9-85---5//9--8----8--8//9--8----8----8-9~~~~~~~~--|
|----------------------------------10------------10---10--------------|
|---------------------------------------------------------------------|
|---------------------------------------------------------------------|

|--------------------------------------|
|--------------------8-8-8-8-----------|
|--------------------9-9-9-9-----------|  Play until the solo's over
|-2--2-2-2----2-2-2--9-9-9-9-----------|
|-2--2-2-2----2-2-2--7-7-7-7-----------|
|-0--0-0-0----0-0-0--------------------|

Verse Guitar 1 Pt.1
|----------------------------------|
|----8-8-8-8-----8-8-8-8-7-7-7-7---|
|----9-9-9-9-----9-9-9-9-8-8-8-8---|  Play until end of song
|----9-9-9-9-----9-9-9-9-8-8-8-8---|
|----7-7-7-7-----7-7-7-7-6-6-6-6---|
|-0-----------0--------------------|

Verse Guitar 1 Pt.2
|----------------------------------|
|----8-8-8-8-----------------------|
|----9-9-9-9-----------------------|
|----9-9-9-9-----8-5-8---5-4-5-----|
|----7-7-7-7-----6-3-6---3-2-3-----|
|-0-----------0--6-3-6---3-2-3-----|

Verse Guitar 2 Pt.1
|-----------------------------------------------------|
|-----------/-----------7-7-7-7-----------------------|
|-----------/-----------8-8-8-8-----------------------|
|-----------/-----------8-8-8-8-----8-5-8---5-4-5-----|
|-2--2-2-2--/--2-2-2----6-6-6-6-----6-3-6---3-2-3-----|
|-0--0-0-0-----0-0-0-------------0--6-3-6---3-2-3-----|