B.P.R.D. The Devil You Know Omnibus

The explosive conclusion to the B.P.R.D. series is collected in full! Lovecraftian monsters ravage an apocalyptic earth as the B.P.R.D. fights to save what little of humanity they can. But even Hellboy is not who he once was, and whether anyone survives Varvara and the long-awaited Ragna Rok remains to be seen.