The Last Kaleidosaur is a legendary Paladin spell card that belongs to the "Journey to Un'Goro" set, which was released on 06.04.2017 and is one of initially 135 cards. The artist of this card was Arthur Gimaldinov, who also made 70 other artworks for Hearthstone.
The flavor text of the card is the following: “Impossible!” exclaimed the Silver Hand Recruit, his eyes filled with fear. Uther shook his head, turning the crystal until it caught the light: “Life finds a way.”
The card is easy to memorize with 98.98% of correct quiz questions.