to me it's pretty much talking about a post-apocalyptic future in which the new race inhabiting the Earth is searching for the nuclear weapons/missles. and the "kings of old" would be today's world leaders who potentially have nuclear weapons and the "evil wizards" are the scientists who invented and made/makes these nuclear weapons. the fact that their looking for them is all throughout the song "we've crossed the burning wastelands, sought out forgotten tombs... we seek the fire lances that slew the ancient race, the world where they were masters now lays in waste." we are the ancient race and in the future the song is describing our world lays in waste because of the nuclear weapons...
to me it's pretty much talking about a post-apocalyptic future in which the new race inhabiting the Earth is searching for the nuclear weapons/missles. and the "kings of old" would be today's world leaders who potentially have nuclear weapons and the "evil wizards" are the scientists who invented and made/makes these nuclear weapons. the fact that their looking for them is all throughout the song "we've crossed the burning wastelands, sought out forgotten tombs... we seek the fire lances that slew the ancient race, the world where they were masters now lays in waste." we are the ancient race and in the future the song is describing our world lays in waste because of the nuclear weapons...