Book Wyrm is a rare neutral minion card that belongs to the "One Night in Karazhan" set, which was released on 11.08.2016 and is one of initially 45 cards. The artist of this card was Dave Allsop, who also made 75 other artworks for Hearthstone.
The flavor text of the card is the following: His favorites are classic tragedies like "The Hobbit" and "Grendel".
The card is on average to memorize with 89.32% of correct quiz questions.
