Released in 1983, Holy Diver is the debut studio album by Dio. Produced by Ronnie James Dio and released by Vertigo Records, this album features classic tracks like "Holy Diver" and "Rainbow in the Dark," showcasing Dio's powerful vocals and signature heavy metal sound. The iconic cover art, featuring a dramatic depiction of a warrior battling a dragon, perfectly embodies the album's themes of fantasy and struggle, cementing Dio's legacy as a metal legend.