Blackjack card is a popular card game played in casinos. The game is played with a standard 52-card deck and the objective is to get as close to 21 points as possible without going over. The term 'blackjack card' refers to the cards used in the game, which include the TEN (3 letters), ACE (3 letters), ACES (4 letters) and DEUCE (5 letters). The TEN is worth 10 points, the ACE can be either 1 or 11 points, the ACES are two ACES that are worth either 1 or 11 points, and the DEUCE is a wild card that can be used as any card in the deck.