Anub'arak is a legendary Rogue minion card that belongs to the "The Grand Tourney" set, which was released on 24.08.2015 and is one of initially 132 cards. The artist of this card was Eric Braddock, who also made 13 other artworks for Hearthstone.
The flavor text of the card is the following: Was actually a pretty nice guy before, you know, the whole Lich King thing.
The card is easy to memorize with 92.86% of correct quiz questions.