Harmonic Disco is a rare Paladin spell card that belongs to the "Festival of Legends" set, which was released on 11.04.2023 and is one of initially 145 cards. The artist of this card was Vlad Botos, who also made 57 other artworks for Hearthstone.
The flavor text of the card is the following: "Worry not, festival patrons! A disco is hardly any means for panic!"
The card is easy to memorize with 94.12% of correct quiz questions.
