In Sanctuary, knowledge can often be the deciding factor between utter defeat and hard-won victory. Now fans of Diablo® can seize these ancient—and sometimes, forbidden—truths with Horadric Vault: The Complete Collection. This unmatched boxed set includes stunningly illustrated artifacts including . . .               BOOK OF CAIN •             Delve deeper into the dark medieval world of Diablo® as Deckard Cain of the Horadrim shares history and lore about the angelic and