Prophet Velen is a legendary Priest minion card that belongs to the "Legacy" set. The artist of this card was Wei Wang, who also made 10 other artworks for Hearthstone.
The flavor text of the card is the following: He's been exiled from his home, and all his brothers turned evil, but otherwise he doesn't have a lot to complain about.
The card is easy to memorize with 97.32% of correct quiz questions.