Devouring Plague is a common Priest spell card that belongs to the "Forged in the Barrens" set, which was released on 30.03.2021 and is one of initially 135 cards. The artist of this card was Konstantin Turovec, who also made 142 other artworks for Hearthstone.
The flavor text of the card is the following: "How’d we miss this one in Uldum?" —Rafaam
The card is easy to memorize with 95.65% of correct quiz questions.