Cosmic Keyboard is a rare Mage weapon 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 Ursula Dorada, who also made 48 other artworks for Hearthstone.
The flavor text of the card is the following: Mine is signed by Algalon himself.
The card is on average to memorize with 85.29% of correct quiz questions.
