8 pages | PDF | 1.9 MBIron Man by Black Sabbath is a classic hard rock song composed by Frank Iommi, John Osbourne, William Ward and Terence Butler. The song is composed in both G major and E minor keys, and is made up of 78 measures of hard-hitting guitar and driving drums. The song’s main riff is a heavy, chugging guitar line featuring Iommi’s signature wah-wah pedal, over which Ozzy’s signature vocal style fits in perfectly. The song’s lyrics tell the story of a war-torn Iron Man struggling against his internal demons. The song has become a classic among rock fans, and is an essential part of the Black Sabbath discography.