Leeching Poison is a common Rogue spell card that belongs to the "Knights of the Frozen Throne" set, which was released on 10.08.2017 and is one of initially 135 cards. The artist of this card was Ben Thompson, who also made 2 other artworks for Hearthstone.
The flavor text of the card is the following: No actual leeches were harmed in the creation of this card.
The card is on average to memorize with 86.09% of correct quiz questions.
