A blackjack example, consisting of an ace and a valued card. Blackjack is played with 8 decks of 52 standard cards throughout this casino, unless otherwise indicated. The game is a comparing card game where each player competes against the dealer. . Today, Blackjack is the one card game that can be found in every American casino. In the. In Blackjack, everyone plays against the dealer. Blackjack. blackjack card values. Players receive all cards face up and the dealer's first card is face up and the second is face down. As a popular home game, it is played with slightly different rules. Learn how to play blackjack and master the art of 21! Discover essential strategies, rules, and tips to excel at this classic casino game. The. • The cards are dealt face up, one to each player and.