Elder Longneck is a common Druid minion 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 Trent Kaniuga, who also made 29 other artworks for Hearthstone.
The card costs 3 mana, has 5 attack and 1 health, and its card text reads: "Battlecry: If you're holding a minion with 5 or more Attack, Adapt."
The flavor text of the card is the following: And so the bartender says, “Why the long neck?”
Based on 88 quiz answers, the card is moderately hard to memorize: 84.09% of them were correct.