Ancestral Healing is a Shaman spell card (rarity: free) that belongs to the "Legacy" set. The artist of this card was Dan Scott, who also made 45 other artworks for Hearthstone.
The card costs 0 mana and its card text reads: "Restore a minion to full Health and give it Taunt."
The flavor text of the card is the following: I personally prefer some non-ancestral right-the-heck-now healing, but maybe that is just me.
Based on 107 quiz answers, the card is easy to memorize: 93% of them were correct. The question on “Card text” is answered correctly most often (100%), the one on “Cost” least often (90%). An answer takes 6.1 seconds on average.