Blastcrystal Potion is a common Warlock spell card that belongs to the "Mean Streets of Gadgetzan" set, which was released on 01.12.2016 and is one of initially 132 cards. The artist of this card was Zoltan Boros, who also made 247 other artworks for Hearthstone.
The flavor text of the card is the following: There's a fine line between "potion" and "grenade". Wait. Actually, there's not.
The card is easy to memorize with 94.57% of correct quiz questions.
