It was just revealed that the amusement parks will stage a haunted house inspired by the Prince of Darkness himself. What Do We Know About Universal Orlando's Ozzy Osbourne Haunted House? Veer through a decaying world ripped straight from Ozzy’s lyrics in this haunted house inspired by one of rock ‘n’ roll’s greatest legends. Ozzy Osbourne: Prince of Darkness Halloween Horror Nights Haunted House TeaserWhat Is Halloween Horror Nights + How Do I Attend? Halloween Horror Nights has been a promotion employed by Universal's theme parks for 35 years now.