If you're looking for octave fuzz, I found the Octarock to have the best sound of any I've tried. Much cleaner and more predictable than what I'd come to expect with octave fuzz. I haven't boxed it yet so haven't played with it a ton, but I'm excited to.
I misunderstood this to mean you _were_ headed in the direction of octave fuzz!Appreciate all the recommendations, although a few of them are not in the direction I'm heading (octave fuzz).