Ronnie James Dio (1942-2010) was an American Heavy Metal singer, songwriter, and musician.  He was in several bands: Elf, Rainbow, Black Sabbath, Dio, and Heaven & Hell.

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But what did RJD believe?

Was he a Satanist or Devil worshiper as some suggest?

 

Doug West covers these questions and more in the booklet, Dark Rainbow- What Ronnie James Dio Believed.