A rogue scientist who escaped the bloody massacre in B.P.R.D. Hell on Earth: Russia assembles a paranormal cult bent on world destruction. Can an elite B.P.R.D.

"This book collects the comic book series B.P.R.D. hell on earth: the return of the master #1-#5, originally published by Dark Horse Comics"

A story that began in the first issue of Hellboy concludes with the B.P.R.D. team set to permanently wipe out the subterranean colony of frog monsters that have

The plague of frogs has ended, but earth will never be the same, and the fractured B.P.R.D. struggles to battle dangerous monsters and humans alike, from a trai