Hellboy Universe: The Secret Histories

Chris Roberson and Mike Mignola team up with artist Christopher Mitten for this 2021 Dark Horse one-shot that expands the Hellboy Universe by exploring the shadowy, centuries-spanning organization that operates behind the scenes. The Secret Histories offers a deep dive into the lore of the Bureau for Paranormal Research and Defense's mysterious predecessors, weaving together threads from Mignola's larger mythos. It's a compact but essential read for fans eager to understand the hidden forces shaping the world of Hellboy.