Play the classic casino blackjack game online. How to Play: How to Play:Play a game of casino blackjack double down split bet thousands of chips and win big money. Make your bet and click on the “Deal” button. Then the dealer gives 2 cards to you and 1 card to him. The extra cards are dealt by clicking on the “Hit” button. Try to get points as close to 21 as possible, without exceeding 21.