For years, the demos lived exclusively on low-quality cassette bootlegs traded at record conventions. However, the appreciation for these raw sessions grew so immense that when BMG released the Deluxe Edition of Dehumanizer in 2011, they officially included several live tracks and single edits, though many of the rawest Richfield demos still remain unofficial holy grails.
The initial rhythm section was also in flux. The band began writing and demoing at Rich Bitch Studios in Birmingham with the legendary drummer Cozy Powell. However, Powell broke his pelvis in a horse riding accident, forcing his replacement. While Dio wanted Simon Wright (ex-AC/DC), Iommi and Butler insisted on bringing back Vinny Appice, fully solidifying the "Mob Rules" lineup.
: This track actually originated as a demo for the Geezer Butler Band before being reworked into a Sabbath song for the Dehumanizer sessions. black sabbath dehumanizer demos
. Hearing the evolution from a solo project demo to a full Sabbath powerhouse is a treat for completionists. "Time Machine" (Wayne's World Version)
The Dehumanizer demos are more than just historical curiosities. They are the sound of Black Sabbath stripping away the armor of their past success, stepping into a dark room, and reinventing the heavy metal wheel all over again. They prove that even without multi-million dollar studio production, the core engine of Iommi, Dio, Butler, and Appice was a terrifyingly powerful force of nature. For years, the demos lived exclusively on low-quality
The Lost Chapter of the Dio Era: Unearthing the Black Sabbath Dehumanizer Demos
”The Law Maker” (Unreleased) Only available on bootlegs. A mid-tempo stomp with a riff that sounds like a tank tread breaking. Lyrically, it was a proto-version of “Too Late” but with a darker bridge. Fans still beg for an official release. The band began writing and demoing at Rich
The third disc is a raw, unfiltered look at the band's chemistry, including studio chatter and short conversations between Cozy and Ronnie. It features multiple instrumental versions of "Computer God" and the final studio demo versions of the album's tracks with vocals, recorded just before the official album sessions began.