I have a 12" Walkabout Scout combo that I mainly use for bass, but I've actually been really impressed by some of the tones I've been able to get with guitar. I used:
- Gibson Les Paul
- EHX POG (octave pedal)
- Ibanez TS9DX
- EHX Big Muff
- EHX Holy Grail (for reverb)
By cutting a little bass...