Sinister Deal is a common Warlock spell card that belongs to the "Saviors of Uldum" set, which was released on 06.08.2019 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: "So, what's in the sack?" "Something... sinister." "Okay, it's a deal."
The card is easy to memorize with 93% of correct quiz questions.
