Sap is a Rogue spell card (rarity: free) that belongs to the "Legacy" set. The artist of this card was Scott Altmann, who also made one other artwork for Hearthstone.
The card costs 2 mana and its card text reads: "Return an enemy minion to your opponent's hand."
The flavor text of the card is the following: Rogues love sappy movies.
Based on 114 quiz answers, the card is easy to memorize: 96% of them were correct. The question on “Card text” is answered correctly most often (100%), the one on “Cost” least often (94%). An answer takes 4.0 seconds on average.