It doesn't really matter that much as to what kind of guitar you're using, seeing as most of the tone comes from the amp. You can probably get a nirvana-like tone out of pretty much anything. Kurt Cobain was kinda inconsistent with what guitars he used so.. there's your answer
Who needs shred when you've got rhythm guitar? :^)
Jackson King V (With a Wilde L500XL in the bridge)
Ibanez Iron Label RGIX27FEQM (7-string)
And besides that fact, the Bighorn does sport a pair of oversized singlecoils, kinda like KC's Jagstang. No guarantee, of course, but there's a chance they have similar output.
Sturgeon's 2nd Law, a.k.a. Sturgeon's Revelation: “Ninety percent of everything is crap.”

Why, yes, I am a lawyer- thanks for asking!

Log off and play yer guitar!

Strap on, tune up, rock out!