“Not even in the territory of prog metal – closer to dyed-in-the-wool prog rock”: Iron Maiden’s Seventh Son Of A Seventh Son remains their best prog album
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“Not even in the territory of prog metal – closer to dyed-in-the-wool prog rock”: Iron Maiden’s Seventh Son Of A Seventh Son remains their best prog album

A good-versus-evil concept story featuring keyboards and a nine-minute title track set the scene for records that would arrive in future decades