As GMs, we draw inspiration for ideas - and life ideas whole-cloth - from books, movies, tv, and mythology. I propose another valid source: the lyrics and album covers of many Metal bands. Below are linked some of those mentioned in the episode, and a few others.

Lyrics

• Iron Maiden, "Sun and Steel"
• Iron Maiden, "The Wicker Man"
• Iron Maiden, "The Duellists"
• Iron Maiden, "The Prophecy"
• Judas Priest, "Tyrant"
• Judas Priest, "Bloodstone"
• Judas Priest, "The Sentinel"
• Type O Negative, "Wolf Moon"
• Rainbow, "Man on the Silver Mountain"
• Bolt Thrower, "Granite Wall"

Album Covers

• Iron Maiden, Somewhere in Time
• Iron Maiden, Brave New World
• Iron Maiden, Powerslave
• Bolt Thrower - various wallpapers