Here’s a list of all the locations of armor upgrade leaders in Doom: The Dark Ages, followed by maps and a general explanation of how to defeat them. The first leader who gives you an armor upgrade is found in Chapter 4 “Sentinel Barracks.” You’re led by the main mission to the red zone marked with a crowned skull icon.

The Dark Ages is fleshy and gloriously difficultSecret area 1, Demonic Essence, and a gold chestSecret area 2 and a Life SigilSecret area 3, gold bars, and gold stacksSecret area 4 and a gold chestSecret area 5 and collectible toySecret area 6 and a Life SigilCodex Page for Commander ThiraChapter 18: Belly of the Beast in Doom: The Dark Ageshas the Slayer navigating the insides of the Old One,