Iron Maiden - Best of the Beast - Encyclopaedia Metallum: The Metal Archives

Slayer - Encyclopaedia Metallum: The Metal Archives

Re-Thrash Archives - Angry Metal Guy

Metal albums 2020 - November week 47 (16-22.11.2020) releases New Metal albums 2020 Metal Collision

Decibel #219 - January 2023 by Red Flag Media - Issuu

Iron Maiden - Best of the Beast - Encyclopaedia Metallum: The Metal Archives

WANTED: Iron Maiden – Eddie's Archive box set (2002) – updated 8/14/16

Death Metal Underground » cattle decapitation

Mikael Åkerfeldt - Wikipedia

Iron Maiden - The Number of the Beast - Encyclopaedia Metallum: The Metal Archives

41 Years Ago: Iron Maiden Unleash 'The Number of the Beast

Dokken – Unchain The Night DVD (2007)

Avantasia Archives - The Metal Pigeon

What are some awesome metal songs that have very soft intros before the main portions of the songs? - Quora

What are the earliest Satanic metal bands before 1980 (not occult rock but heavy metal when it was in its earliest stages of development)? - Quora