Here is volume 5 published in July 2012 (ISBN 978-1-59582-886-6, cover price 49.99$, 430 pages). As well as the original comics and their virgin respective covers, the books come also with sketches, alternative drawings, comments by the author(s), unpublished bits and pieces among many other cool stuffs. All the books apart The Art of Hellboy share the same first of cover.
Note that the following Hellboy related back-up short stories published alongside the original 8 issues of "The Wild Hunt" are not included in this edition (thanks to Kilfou from the BDGest forum for pointed out that fact):
- "How Koshchei became deathless" (in issues #2 & #3, art by Guy Davis)
- "Baba Yaga's feast" ((in issues #4, art by Guy Davis)