Download or read book B.P.R.D: Plague of Frogs Volume 4 written by Mike Mignola and published by Dark Horse Comics. This book was released on 2015-06-02 with total page 457 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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. The team tracks down Memnan Saa's hideout, but soon find themselves in over their heads when old enemies like the Black Flame arrive to lay waste to the world. This is the fourth (of four) softcover collections of the Plague of Frogs storyline each one collecting three of the original B.P.R.D. trades.