B.P.R.D: plague of frogs

v. 1. Collects the B.P.R.D. trade paperbacks Hollow Earth & Other Stories, The Soul of Venice & Other Stories, and Plague of Frogs

v. 2. Collects the B.P.R.D. trade paperbacks The Dead, War on Frogs, and The Black Flame

v. 3. Collects the B.P.R.D. trade paperbacks The Universal Machine, Garden of Souls, and Killing Ground

v. 4. Collects the B.P.R.D. trade paperbacks The Warning, The Black Goddess, and King of Fear.