Internally Deformed
Farseer of the Paranormal Abysm
I haven't heard Sabbaths last album in it's entirety. But I wouldn't think it hard to improve on the sound of equipment from the 60s/70s
But the more Sabbathy bands the merrier as far as I'm concerned.
Can you recommend a song by that band?
I don't just mean the production, although Electric Wizard is definitely a lot heavier. I remember reading an interview with Jus Oborn (Electric Wizard's main man) where he explained how he saw Electric Wizard as a continuation of Black Sabbath if Black Sabbath had evolved in a certain direction (i.e. if they'd gotten slower, darker and creepier - played up was unique about their sound - rather than morphed into a standard heavy metal band).
Here's what I mean: