This is the first-ever compilation to exclusively spotlight the legendary band's Dio years. Spanning 1980-2006, includes 17 thunderious tracks from Black Sabbath featuring Ronnie James Dio on Lead vocals in 3 new songs. Also features essentials from '81's THE MOB RULES plus stand-outs from 1992's DEHUMANIZER and live versions of "Children of the Sea" and "Country Girl."